Dell Precision 7750 Owner's manual

Type
Owner's manual
Precision 7750
Service Manual
Regulatory Model: P44E
Regulatory Type: P44E001
May 2020
Rev. A00
 
 
:  
: 
    
:       
© 2020 Dell Inc. 
   Dell, EMC   
 Dell Inc. 
  
 
1 ................................................................................................................................6
...............................................................................................................................................................................6
............................................................................................................................................................6

..........................................................................................................................................................................7
   ESD.................................................................................................................................................7
 ESD.............................................................................................................................................................7
.......................................................................................................................................................... 8
2 
 .................................................................................................................................. 9
 USB.......................................................................................................................................................................9
USB  C............................................................................................................................................................................. 10
HDMI 2.0............................................................................................................................................................................... 12
NVIDIA Quadro T1000......................................................................................................................................................... 12
NVIDIA Quadro RTX3000................................................................................................................................................... 13
NVIDIA Quadro RTX4000................................................................................................................................................... 13
NVIDIA Quadro RTX5000................................................................................................................................................... 14
3  
.............................................................................................................................. 15
 SD...................................................................................................................................................................................... 15
 SD..........................................................................................................................................................................15
 SD........................................................................................................................................................................ 15
SSD.................................................................................................................................................................................... 15
Removing SSD door.......................................................................................................................................................15
Installing SSD door......................................................................................................................................................... 16
  M.2  ................................................................................................................................................................ 17
Removing the secondary M.2 Solid-state drive......................................................................................................... 17
Installing the secondary M.2 SSD module...................................................................................................................18
........................................................................................................................................................................................19
Removing the base cover..............................................................................................................................................19
Installing the base cover............................................................................................................................................... 22
..............................................................................................................................................................................................24

-.........................................................................................................................................................24
Removing the battery................................................................................................................................................... 24
Installing the battery......................................................................................................................................................25
 ................................................................................................................................................................................ 26
Removing the primary M.2 Solid-state drive............................................................................................................. 26
Installing the primary M.2 SSD module.......................................................................................................................28
............................................................................................................................................................................... 29
Removing the secondary memory module.................................................................................................................29
Installing the secondary memory module................................................................................................................... 30
........................................................................................................................................................................................ 30
Removing the SIM card................................................................................................................................................ 30
Installing the SIM card................................................................................................................................................... 31
 WLAN............................................................................................................................................................................... 32
Contents
Contents 3
Removing the WLAN card............................................................................................................................................32
Installing the WLAN card.............................................................................................................................................. 33
 WWAN..............................................................................................................................................................................34
Removing the WWAN card.......................................................................................................................................... 34
Installing the WWAN card.............................................................................................................................................34
 ................................................................................................................................................................................... 35
Removing the keyboard lattice.................................................................................................................................... 35
Installing the keyboard lattice.......................................................................................................................................36
 ()................................................................................................................................................................................ 36
Removing the keyboard................................................................................................................................................36
Installing the keyboard...................................................................................................................................................37
..............................................................................................................................................................................39
Removing the primary memory module......................................................................................................................39
Installing the primary memory module........................................................................................................................ 40
 .....................................................................................................................................................................................41
Removing the heat-sink assembly................................................................................................................................41
Installing the heat sink assembly..................................................................................................................................42
...............................................................................................................................................................................43
Removing the power-adapter port..............................................................................................................................43
Installing the power-adapter port................................................................................................................................43
.................................................................................................................................................................................44
Removing the power button board............................................................................................................................. 44
Installing the power button board............................................................................................................................... 45
 ...................................................................................................................................................45
Removing the power button assembly with fingerprint reader...............................................................................45
Installing the power button assembly with fingerprint reader................................................................................. 46
......................................................................................................................................................................................47
Removing the inner frame............................................................................................................................................ 47
Installing the inner frame.............................................................................................................................................. 48
 ...................................................................................................................................................................................49
Removing the smart-card reader................................................................................................................................ 49
Installing the smart-card reader.................................................................................................................................. 50
..................................................................................................................................................................................... 51
Removing the Touchpad buttons.................................................................................................................................51
Installing the Touchpad buttons.................................................................................................................................. 52
 SD.....................................................................................................................................................................53
Removing SD card reader............................................................................................................................................ 53
Installing SD card reader...............................................................................................................................................54
....................................................................................................................................................................................55
Removing the power button........................................................................................................................................55
Installing the power button.......................................................................................................................................... 56
 ............................................................................................................................................... 57
Removing the power button assembly with fingerprint reader............................................................................... 57
Installing the power button assembly with fingerprint reader................................................................................. 58
 GPU............................................................................................................................................................................58
Removing the GPU power cable................................................................................................................................. 58
Installing the GPU power cable....................................................................................................................................59
.......................................................................................................................................................................................60
Removing the system board........................................................................................................................................ 60
Installing the system board...........................................................................................................................................63
4
Contents
 GPU.................................................................................................................................................................................. 66
 GPU......................................................................................................................................................................66
 GPU.................................................................................................................................................................... 66
......................................................................................................................................................................................... 67
Removing the speaker.................................................................................................................................................. 67
Installing the speaker.....................................................................................................................................................68
 ................................................................................................................................................................................... 70
Removing the middle cap............................................................................................................................................. 70
Installing the middle cap.................................................................................................................................................71
................................................................................................................................................................................72
Removing the display assembly................................................................................................................................... 72
Installing the display assembly......................................................................................................................................74
...............................................................................................................................................................................77
Removing the palmrest................................................................................................................................................. 77
Installing the palmrest................................................................................................................................................... 78
...................................................................................................................................................................................... 79
Removing the display bezel (non-touch)....................................................................................................................79
Installing the display bezel (non-touch)......................................................................................................................80
...................................................................................................................................................................................... 82
Removing the display panel (non-touch)................................................................................................................... 82
Installing the display panel (non-touch)......................................................................................................................84
................................................................................................................................................................................... 85
Removing the display hinge..........................................................................................................................................85
Installing the display hinge (non-touch)......................................................................................................................86
 ..........................................................................................................................................................................................88
Removing the camera (non-touch)............................................................................................................................ 88
Installing the camera..................................................................................................................................................... 89
 P-sensor...........................................................................................................................................................................90
  P-sensor.............................................................................................................................................................. 90
  P-sensor..............................................................................................................................................................91
........................................................................................................................................................................................91
Removing the display cable...........................................................................................................................................91
Installing the display cable............................................................................................................................................ 93
Display back cover...............................................................................................................................................................94
Replacing the display cable...........................................................................................................................................94
4  .....................................................................................................................................96


 Dell SupportAssist........................................................................................................................96


 Dell SupportAssist.......................................................................................................96

   (M-BIST).............................................................................................................................................. 96

   (L-BIST)................................................................................................................................97

   (LCD-BIST).......................................................................................................................................97
System diagnostic lights.....................................................................................................................................................98
 WiFi............................................................................................................................................................................. 99
5 ................................................................................................................................... 100

 Dell.................................................................................................................................................................100
Contents
5



   
 
 
   

:        
 
:        Regulatory Compliance
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:       
 
 
 Dell 
    
:        
:      
:              , 
        
:    


 

1.  
2.   
3. 
4.  
:     
5.   
6.    
:        
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6 



 

  /   
  
    AC
  
 ESD      (ESD)
  
 


 Dell      (Wake on LAN,   )  

   15
   
 
  
   (ESD)    
  
        
   ESD
ESD  expansion   DIMMs     
    ESD  

 Dell  Dell  

  ESD   
 20   ESD   
  DIMM    "No
POST/No Video"   
  80  ESD   DIMM   
         
   ( "")
 ESD
 ESD      ESD   ESD
   
       

  
 ESD
    ,  

 ESD 
              
     ESD     ESD  
 ESD  
          ESD     
        ESD      ,   
   ESD  
   

7
 ESD ESD      

       
         
  ESD      
   ESD         
        ESD
   ESD   Styrofoam     12  30
 
 ESD  ESD        

 ESD   ESD      ESD 
 ESD    ESD     ESD 
  
  ESD     Dell
  

  ESD
 ESD    Dell  
  


     

1.   
:     
2.   
3. 
4.   
 
 SupportAssist
8


 

 
 :
 USB
USB  C
HDMI 2.0
NVIDIA Quadro T1000
NVIDIA Quadro RTX3000
NVIDIA Quadro RTX4000
NVIDIA Quadro RTX5000
 USB
Universal Serial Bus USB  1996         
  
 1. 
 USB
   
USB 2.0 480 Mbps High Speed 2000
USB 3.2  1 ( USB
3.0/USB 3.1  1)
5 Gbps SuperSpeed 2010
 USB 3.1  2 10 Gbps SuperSpeed Plus 2013
USB 3.2  1 (SuperSpeed USB)
 USB 2.0   6   
 USB 3.0/USB 3.1  1   10     USB 3.2  1 
 ( 20 Gbps)
 10 Gbps 
     

 Full-duplex 
  USB 3.1/3.0  USB 2.0
  
  USB 3.0/USB 3.2  1

  USB 3.0/USB 3.1  1   USB      ( 2.0 )
SuperSpeed ( 3.0)  SuperSpeed+ ( 3.1)  SuperSpeed+  20 Gbps  USB 3.2   USB 3.1/3.0 
USB 2.0
USB 3.2  1    
  (bus)    USB 2.0  ()
2

  9
USB 2.0  (   ) USB 3.1  1     ( )    
   
USB 3.2  1   USB 2.0  10 

USB 3.1  1   
 USB  (   
) 
 5  10  
 USB   DVI -  2Gbps  480 Mbps  
5Gbps   4.8Gbps    USB  RAID 
  USB 3.0/USB 3.1  1 SuperSpeed 
 USB 3.0/USB 3.2  1
 USB 3.2  1 
   USB 3.2  1
  USB 3.2  1
  USB 3.2  1
RAIDs USB 3.2  1


 
   USB 3.2  1
 
 USB 3.2  1  
  USB 2.0    USB 3.2  1    
      USB 2.0       USB 3.0/USB
3.2  1     SuperSpeed USB 
USB  C
USB  C     USB  USB 3.1  USB (USB PD)

USB  C    USB  A     USB  C    «
»   HDMI, VGA, DisplayPort   USB 
 USB
 USB PD   USB  C      USB    USB 2.0  2.5  
   60   USB  100    
  
    USB     
     USB  C  
   USB
  USB  C 
USB  C  USB 3.2
USB 3.2  USB   USB 3  5 Gbps  USB 3.2  20 Gbps   Thunderbolt  USB
 C   USB 3.2  USB  C    
 USB 2 USB 3.0   N1  Nokia   USB  C 
 USB 2.0 
 USB 3.0   
 
10

 
Thunderbolt  USB  C
Thunderbolt  
    Thunderbolt  PCI Express (PCIe)  DisplayPort (DP)   
DC  Thunderbolt 1  Thunderbolt 2   mini-DP (DisplayPort)   Thunderbolt 3   USB  C
 1. Thunderbolt 1 Thunderbolt 3
1. Thunderbolt 1 Thunderbolt 2 (  miniDP)
2. Thunderbolt 3 (  USB  C)
Thunderbolt 3  USB  C
Thunderbolt 3  Thunderbolt  USB  C  40 Gbps       
 Thunderbolt 3   /  USB  C  
1. Thunderbolt 3    USB  C - 
2. Thunderbolt 3  40 Gbps
3. DisplayPort 1.4 –   DisplayPort  
4.  USB  130 W 
 Thunderbolt 3  USB  C
1. Thunderbolt, USB, DisplayPort  USB  C  (  )
2.    USB  C  
3.  Thunderbolt (*  )
4.  4 K
5.  40 Gbps
:  
 Thunderbolt
 2.  Thunderbolt

  11
HDMI 2.0
 (HDMI) 2.0 
HDMI /
   HDMI   /
  
  A/V 

  (DTV) 
 HDMI 
   HDMI 
 

 HDMI 2.0
HDMI Ethernet Channel-   HDMI   IP   
Audio Return Channel -    HDMI   "" 

3D -   / 
 3D  3D  3D 
Content Type -     
Additional Color Spaces -  
4K Support -  
 1080p 
HDMI Micro Connector (  HDMI ) -   
 1080p
Automotive Connection System -   
  HD
 HDMI
 HDMI 

HDMI  

 HDMI 
 HDMI  
      A/V
HDMI 
 (
)  DTV 
NVIDIA Quadro T1000

2. NVIDIA Quadro T1000
 
 4 GB
 768
 128 Gbps
 GDDR6
 128-bit
 1395 - 1455 () MHz
 GPU 8000 MHz (  P0)
  50 W
 eDP/mDP/HDMI/ C
  10 bit/
 API /
 DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1
   (Hz)
Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz
(mDP/-c  DP)
Max Digital Dual DisplayPort 1.4 - 7680 x 4320 (8k) @ 60 Hz
(mDP/-c  DP)
  4
12 
 
NVIDIA Quadro RTX3000
 3. NVIDIA Quadro RTX3000
 
 6 GB
 2304
 336 Gbps
 GDDR6
 192-bit
 945 - 1380 () MHz
 GPU 3504 MHz (  P0)
  80 W
 eDP/mDP/HDMI/ C
  10 bit/
 API /
 DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1
   (Hz)
Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz
(mDP/-c  DP)
Max Digital Dual DisplayPort 1.4 - 7680 x 4320 (8k) @ 60 Hz
(mDP/-c  DP)
  4
NVIDIA Quadro RTX4000
Table 4. NVIDIA Quadro RTX4000
Feature Values
Graphics memory 8 GB
Cores 2560
Memory bandwidth 448 Gbps
Memory type GDDR6
Memory Interface 256-bit
Clock Speeds 1110 - 1560 (Boost) MHz
GPU base clock 14000 MHz
Estimated Maximum Power 100 W
Display Support eDP/mDP/HDMI/Type-C
Maximum Color Depth Up to 10 bit/color
Operating Systems Graphics/ Video API Support DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1
Supported Resolutions and Max Refresh Rates (Hz)
Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz
(mDP/Type-c to DP)
Max Digital : Dual DisplayPort 1.4 - 7680 x 4320 (8k) @ 60 Hz
(mDP/Type-c to DP)
Numbers of Display Support Up to 4 displays

  13
NVIDIA Quadro RTX5000
Table 5. NVIDIA Quadro RTX5000
Feature Values
Graphics memory 16 GB
Cores 3072
Memory bandwidth 448 Gbps
Memory type GDDR6
Memory Interface 256-bit
Clock Speeds 1035 / 1350 - 1545 / 1770 (Boost) MHz
GPU base clock 14000 MHz
Estimated Maximum Power 110 W
Display Support eDP/mDP/HDMI/Type-C
Maximum Color Depth Up to 10 bit/color
Operating Systems Graphics/ Video API Support DirectX 12.0, OpenGL 4.6, DisplayPort 1.4, DirectX 12.1
Supported Resolutions and Max Refresh Rates (Hz)
Max Digital : Single DisplayPort 1.4 - 7680 x 4320 (8k) @ 30 Hz
(mDP/Type-C to DP)
Max Digital : Dual DisplayPort 1.4 - 7680 x 4320 (8k) @ 60 Hz
(mDP/Type-C to DP)
Numbers of Display Support Up to 4 displays
14 
 
 
 SD
 SD

1. 
 

  SD    

1.  SD 
2.  SD 
 SD

  


   
 

 SD 
 
1. 
  
SSD
Removing SSD door
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the SD card.
About this task
The figure indicates the location of the SSD door reader and provides a visual representation of the removal procedure.
3
 
15
Steps
1. Push the SSD door towards left side to release the SSD door from the base cover.
2. Remove the SSD door from the base cover.
Installing SSD door
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the SSD door and provides a visual representation of the installation procedure.
16
 
Steps
1. Place the SSD door into its slot on the base cover.
2. Push the SSD door towards right side to lock the SSD door.
Next steps
1. Install the SD card.
2. Follow the procedure in after working inside your computer.
  M.2  
Removing the secondary M.2 Solid-state drive
Prerequisites
NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 6.
1. Follow the procedure in before working inside your computer.
2. Remove the SD card.
3. Remove the SSD door.
About this task
The figure indicates the location of the secondary M.2 SSD and provides a visual representation of the removal procedure.


17
Steps
1. Slide the SSD release latch to unlock the SSD module.
2. Remove the (M2x3) screw that secures the SSD module into its slot on the computer.
3. Remove the SSD module from the computer.
4. Remove the (M2x3) screw that secures the SSD thermal pad to the SSD carrier.
5. Remove the SSD thermal pad from the SSD module.
6. For M.2 2280 SSD:
a. Remove the M.2 2280 SSD from the SSD carrier.
7. For M.2 2230 SSD:
a. Remove the M.2 2230 SSD with its holder from the SSD carrier.
b. Remove the (M2x2) screw to secure the M.2 2230 SSD to its holder.
c. Remove the SSD from the holder.
Installing the secondary M.2 SSD module
Prerequisites
NOTE: For computers shipped with M.2 2280 or 2230 SSD installed in slot 6.
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the secondary M.2 SSD and provides a visual representation of the installation procedure.
18
 
Steps
1. For M.2 2280 SSD:
a. Place the M.2 SSD onto its slot on SSD carrier.
2. For M.2 2230 SSD:
a. Place the M.2 SSD into the SSD holder.
b. Replace the (M2x2) screw to secure the M.2 SSD to the holder.
c. Place the M.2 SSD with its holder on the SSD carrier.
3. Place the thermal plate above the M.2 SSD module.
4. Replace the (M2x3) screw to secure the SSD thermal plate to the M.2 SSD.
5. Replace the SSD module in its slot on the computer.
6. Replace the (M2x3) screw to secure the SSD module in place.
Next steps
1. Install the SSD door.
2. Install the SD card.
3. Follow the procedure in after working inside your computer.

Removing the base cover
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the SD card.
About this task
The figure indicates the location of the base cover and provides a visual representation of the removal procedure


19
20  
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Dell Precision 7750 Owner's manual

Type
Owner's manual

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