Dell Inspiron 3670 User manual

Inspiron 3670

Service Manual

Computer Model: Inspiron 3670

Regulatory Model: D19M

Regulatory Type: D19M005

Notes, cautions, and warnings

NOTE: A NOTE indicates important information that helps you make better use of your product.

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

trademarks may be trademarks of their respective owners.

2019 - 05

Rev. A01

Contents

1 Before working inside your computer............................................................................................................. 7

Before you begin ................................................................................................................................................................7

Safety instructions............................................................................................................................................................. 7

Recommended tools.......................................................................................................................................................... 8

Screw list.............................................................................................................................................................................8

2 After working inside your computer............................................................................................................... 9

3 Technical overview....................................................................................................................................... 10

Inside view of your computer..........................................................................................................................................10

System board components.............................................................................................................................................. 11

4 Removing the computer cover .....................................................................................................................12

Procedure.......................................................................................................................................................................... 12

5 Replacing the computer cover .....................................................................................................................13

Procedure.......................................................................................................................................................................... 13

6 Removing the front bezel ............................................................................................................................ 14

Prerequisites......................................................................................................................................................................14

Procedure.......................................................................................................................................................................... 14

7 Replacing the front bezel..............................................................................................................................16

Procedure.......................................................................................................................................................................... 16

Post-requisites...................................................................................................................................................................17

8 Removing the memory module..................................................................................................................... 18

Prerequisites......................................................................................................................................................................18

Procedure.......................................................................................................................................................................... 18

9 Replacing the memory module.....................................................................................................................20

Procedure..........................................................................................................................................................................20

Post-requisites..................................................................................................................................................................20

10 Removing the solid-state drive/Intel Optane memory module.....................................................................21

Prerequisites......................................................................................................................................................................21

Procedure.......................................................................................................................................................................... 21

11 Replacing the solid-state drive/Intel Optane memory module..................................................................... 23

Procedure..........................................................................................................................................................................23

Post-requisites..................................................................................................................................................................23

12 Removing the graphics card....................................................................................................................... 24

Prerequisites..................................................................................................................................................................... 24

Contents

3

Procedure..........................................................................................................................................................................24

13 Replacing the graphics card....................................................................................................................... 25

Procedure..........................................................................................................................................................................25

Post-requisites..................................................................................................................................................................25

14 Removing the coin-cell battery...................................................................................................................26

Prerequisites..................................................................................................................................................................... 26

Procedure..........................................................................................................................................................................26

15 Replacing the coin-cell battery................................................................................................................... 27

Procedure..........................................................................................................................................................................27

Post-requisites..................................................................................................................................................................27

16 Removing the wireless card........................................................................................................................28

Prerequisites..................................................................................................................................................................... 28

Procedure..........................................................................................................................................................................28

17 Replacing the wireless card........................................................................................................................ 30

Procedure..........................................................................................................................................................................30

Post-requisites..................................................................................................................................................................30

18 Removing the optical drive..........................................................................................................................31

Prerequisites......................................................................................................................................................................31

Procedure.......................................................................................................................................................................... 31

19 Replacing the optical drive......................................................................................................................... 33

Procedure..........................................................................................................................................................................33

Post-requisites..................................................................................................................................................................34

20 Removing the power-supply unit............................................................................................................... 35

Prerequisites..................................................................................................................................................................... 35

Procedure..........................................................................................................................................................................35

21 Replacing the power-supply unit................................................................................................................ 36

Procedure..........................................................................................................................................................................36

Post-requisites..................................................................................................................................................................36

22 Removing the processor fan and heat-sink assembly................................................................................. 37

Prerequisites..................................................................................................................................................................... 37

Procedure..........................................................................................................................................................................37

23 Replacing the processor fan and heat-sink assembly................................................................................. 39

Procedure..........................................................................................................................................................................39

Post-requisites..................................................................................................................................................................40

24 Removing the processor.............................................................................................................................41

Prerequisites......................................................................................................................................................................41

4

Contents

Procedure.......................................................................................................................................................................... 41

25 Replacing the processor............................................................................................................................ 42

Procedure..........................................................................................................................................................................42

Post-requisites..................................................................................................................................................................42

26 Removing the 3.5-inch hard drive.............................................................................................................. 43

Prerequisites..................................................................................................................................................................... 43

Procedure..........................................................................................................................................................................43

27 Replacing the 3.5-inch hard drive...............................................................................................................44

Procedure..........................................................................................................................................................................44

Post-requisites..................................................................................................................................................................44

28 Removing the 2.5-inch hard drive.............................................................................................................. 45

Prerequisites..................................................................................................................................................................... 45

Procedure..........................................................................................................................................................................45

29 Replacing the 2.5-inch hard drive.............................................................................................................. 47

Procedure..........................................................................................................................................................................47

Post-requisites..................................................................................................................................................................48

30 Removing the antenna modules................................................................................................................. 49

Prerequisites..................................................................................................................................................................... 49

Procedure..........................................................................................................................................................................49

31 Replacing the antenna modules..................................................................................................................50

Procedure......................................................................................................................................................................... 50

Post-requisites................................................................................................................................................................. 50

32 Removing the system board....................................................................................................................... 51

Prerequisites......................................................................................................................................................................51

Procedure.......................................................................................................................................................................... 51

33 Replacing the system board.......................................................................................................................55

Procedure......................................................................................................................................................................... 55

Post-requisites................................................................................................................................................................. 58

34 Downloading drivers.................................................................................................................................. 59

Downloading the audio driver.........................................................................................................................................59

Downloading the graphics driver................................................................................................................................... 59

Downloading the USB driver.......................................................................................................................................... 60

Downloading the chipset driver...................................................................................................................................... 61

Downloading the network driver.....................................................................................................................................61

35 System setup.............................................................................................................................................63

Boot Sequence.................................................................................................................................................................63

Navigation keys................................................................................................................................................................ 63

Contents

5

System setup....................................................................................................................................................................64

Entering BIOS setup program........................................................................................................................................ 64

Enabling or disabling the USB in BIOS setup program..........................................................................................64

Identifying the hard drive in BIOS setup program..................................................................................................64

Checking the system memory in BIOS setup program......................................................................................... 64

System Setup Options.................................................................................................................................................... 65

Flashing the BIOS.............................................................................................................................................................67

36 System and setup password...................................................................................................................... 69

Assigning a system setup password..............................................................................................................................69

Deleting or changing an existing system setup password.......................................................................................... 70

Clearing Forgotten Passwords....................................................................................................................................... 70

Prerequisites............................................................................................................................................................... 70

Procedure....................................................................................................................................................................70

Post-requisites............................................................................................................................................................ 71

Clearing CMOS Settings..................................................................................................................................................71

Prerequisites................................................................................................................................................................71

Procedure.................................................................................................................................................................... 71

Post-requisites............................................................................................................................................................72

37 Troubleshooting..........................................................................................................................................73

Flashing the BIOS.............................................................................................................................................................73

Reinstall Windows using a USB recovery drive............................................................................................................ 73

Enhanced Pre-Boot System Assessment (ePSA) diagnostics................................................................................... 74

Running the ePSA Diagnostics.................................................................................................................................74

Diagnostics........................................................................................................................................................................74

Enabling Intel Optane memory....................................................................................................................................... 75

Disabling Intel Optane memory.......................................................................................................................................75

Flea power release........................................................................................................................................................... 76

Wi-Fi power cycle.............................................................................................................................................................76

38 Getting help and contacting Dell................................................................................................................ 77

Self-help resources...........................................................................................................................................................77

Contacting Dell................................................................................................................................................................. 77

6

Contents

Before working inside your computer

NOTE: The images in this document may dier from your computer depending on the conguration you ordered.

Topics:

• Before you begin

• Safety instructions

• Recommended tools

• Screw list

Before you begin

1 Save and close all open les and exit all open applications.

2 Shut down your computer. Click Start > Power > Shut down.

NOTE: If you are using a dierent operating system, see the documentation of your operating system for shut-down

instructions.

3 Disconnect your computer and all attached devices from their electrical outlets.

4 Disconnect all attached network devices and peripherals, such as keyboard, mouse, and monitor from your computer.

5 Remove any media card and optical disc from your computer, if applicable.

6 After the computer is unplugged, press and hold the power button for 5 seconds to ground the system board.

Safety instructions

Use the following safety guidelines to protect your computer from potential damage and ensure your personal safety.

WARNING

: Before working inside your computer, read the safety information that shipped with your computer. For more safety

best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance.

WARNING: Disconnect all power sources before opening the computer cover or panels. After you nish working inside the

computer, replace all covers, panels, and screws before connecting to the electrical outlet.

CAUTION: To avoid damaging the computer, ensure that the work surface is at and clean.

CAUTION: To avoid damaging the components and cards, handle them by their edges, and avoid touching pins and contacts.

CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team.

Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped

with the product or at www.dell.com/regulatory_compliance.

CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the

metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate static electricity,

which could harm internal components.

CAUTION: When you disconnect a cable, pull on its connector or on its pull tab, not on the cable itself. Some cables have

connectors with locking tabs or thumb-screws that you must disengage before disconnecting the cable. When disconnecting

cables, keep them evenly aligned to avoid bending any connector pins. When connecting cables, ensure that the ports and

connectors are correctly oriented and aligned.

CAUTION: Press and eject any installed card from the media-card reader.

1

Before working inside your computer 7

Recommended tools

The procedures in this document may require the following tools:

• Phillips screwdriver #1

• Plastic scribe

Screw list

The following table provides the list of screws that are used for securing dierent components to the computer.

Table 1. Screw list

Component Secured to Screw type Quantity Screw image

Computer cover Chassis #6-32x6.35 2

Solid-state drive/Intel

Optane memory

System board M2x3.5 1

Card-retention bracket Chassis #6-32x6.35 1

Wireless card System board M2x3.5 1

Power-supply unit Chassis #6-32x6.35 4

3.5-inch hard drive Chassis #6-32x3.6 4

2.5-inch hard drive(s)

NOTE: Depending

on the

conguration

ordered there may

be up to two 2.5-

inch hard drives

installed.

Chassis M3x3.5 2-4

Optical drive Chassis M2x2 2

Front-I/O bracket Chassis #6-32x6.35 1

System board Chassis #6-32x6.35 8

System board Chassis #6-32x4.8, stando 1

8 Before working inside your computer

After working inside your computer

CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.

1 Replace all screws and ensure that no stray screws remain inside your computer.

2 Connect any external devices, peripherals, or cables you removed before working on your computer.

3 Replace any media cards, discs, or any other parts that you removed before working on your computer.

4 Connect your computer and all attached devices to their electrical outlets.

5 Turn on your computer.

2

After working inside your computer 9

Technical overview

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Topics:

• Inside view of your computer

• System board components

Inside view of your computer

Figure 1. Inside view of your computer

1

processor fan and heat-sink assembly 2 solid-state drive/Intel Optane memory

3 graphics card 4 power-supply unit

5 wireless card 6 3.5-inch hard drive

7 2.5-inch hard drive 8 system board

9 memory module(s) 10 coin-cell battery

11 2.5-inch hard drive 12 optical-disk drive

3

10 Technical overview

System board components

1 memory-module slots (2) 2 SATA 2 cable connector (SATA 2)

3 SATA 1 cable connector (SATA 1) 4 coin-cell battery

5 hard-drive power cable connector (SATA PWR) 6 SATA 3 cable connector (SATA 3)

7 SATA 0 cable connector (SATA 0) 8 hard-drive power cable connector (SATA PWR)

9 power-supply unit cable connector (ATX PWR) 10 wireless-card slot

11 service mode jumper 12 CMOS clear jumper

13 password clear jumper 14 M.2 PCIe connector

15 graphics card slot 16 PCI-Express X1 slot

17 PCI-Express X1 slot 18 processor-power cable connector (ATX CPU)

19 processor socket

Technical overview 11

Removing the computer cover

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Procedure

1 Place the computer on its side.

2 Remove the two screws (#6-32x6.35) that secure the computer cover to the chassis.

3 Slide the computer cover towards the back of the computer and lift the computer cover o the chassis.

4

12 Removing the computer cover

Replacing the computer cover

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Procedure

1 Align the tabs on the computer cover with the slots on the chassis and slide it towards the front of the computer until it snaps into

position.

2 Replace the two screws (#6-32x6.35) that secure the computer cover to the chassis.

3 Place the computer in an upright position.

5

Replacing the computer cover 13

Removing the front bezel

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Topics:

• Prerequisites

• Procedure

Prerequisites

Remove the computer cover.

Procedure

1 Place the computer in an upright position.

2 Pry and release the tabs on the front bezel away from the chassis.

3 Rotate and pull the front bezel away from the computer to release the tabs on the front bezel from the slots on the chassis.

6

14 Removing the front bezel

Removing the front bezel 15

Replacing the front bezel

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Topics:

• Procedure

• Post-requisites

Procedure

1 Align the tabs on the front bezel with the slots on the chassis, and then rotate the front bezel towards the chassis until it snaps into

place.

NOTE: Ensure that the front-bezel slot is aligned correctly with the optical drive.

2 Place the computer on its side.

7

16 Replacing the front bezel

Post-requisites

Replace the computer cover.

Replacing the front bezel 17

Removing the memory module

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Topics:

• Prerequisites

• Procedure

Prerequisites

Remove the computer cover.

Procedure

NOTE

: Depending on the conguration ordered, your computer may have up to two memory modules installed on the system

board.

1 Using the ngertips, spread apart the securing clip at each end of the memory-module slot until the memory module pops up.

2 Lift the memory module out of the memory-module slot.

NOTE

: If the memory module is dicult to remove, gently ease the memory module back and forth alongside the

memory-module slot to remove it.

8

18 Removing the memory module

Removing the memory module 19

Replacing the memory module

WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside

your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/

regulatory_compliance.

Topics:

• Procedure

• Post-requisites

Procedure

1 Align the notch on the memory module with the tab on the memory-module slot.

NOTE: Ensure that the securing clips are extended away from the memory-module slot.

2 Insert the memory module into the memory-module slot, and then press the memory module down until the securing clips lock in

place.

Post-requisites

Replace the computer cover.

9

20 Replacing the memory module

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Dell Inspiron 3670 User manual

Dell Inspiron 3670 User manual

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