Dell Latitude 7389 2-in-1 Owner's manual

Dell Latitude 7389 2-in-1

Owner's Manual

Regulatory Model: P29S

Regulatory Type: P29S001

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.

may be trademarks of their respective owners.

2017 - 08

Rev. A01

Contents

1 Working on your computer............................................................................................................................. 7

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

Turning o your — Windows............................................................................................................................................7

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

After working inside your computer.................................................................................................................................8

2 Removing and installing components............................................................................................................. 9

Screw size list..................................................................................................................................................................... 9

Recommended tools........................................................................................................................................................ 10

Micro Secure Digital (SD) Card.......................................................................................................................................10

Removing the Micro Secure Digital (SD) Card....................................................................................................... 10

Installing the Micro Secure Digital (SD) Card..........................................................................................................10

Subscriber Identity Module (SIM) Card.........................................................................................................................10

Removing the micro SIM card or the micro SIM card tray....................................................................................10

Installing the micro SIM card or micro SIM card tray..............................................................................................11

Base cover..........................................................................................................................................................................11

Removing the base cover...........................................................................................................................................11

Installing the base cover............................................................................................................................................ 12

Battery............................................................................................................................................................................... 12

Lithium-ion battery precautions................................................................................................................................ 12

Removing the battery................................................................................................................................................ 12

Installing battery..........................................................................................................................................................13

PCIe Solid State Drive (SSD).......................................................................................................................................... 13

Removing the NVMe SSD card................................................................................................................................ 13

Installing the NVMe SSD........................................................................................................................................... 14

WLAN card........................................................................................................................................................................ 14

Removing the WLAN card.........................................................................................................................................14

Installing the WLAN card...........................................................................................................................................15

WWAN card.......................................................................................................................................................................16

Removing the WWAN card....................................................................................................................................... 16

Installing the WWAN card..........................................................................................................................................16

Power board...................................................................................................................................................................... 17

Removing the power board....................................................................................................................................... 17

Installing the power board......................................................................................................................................... 18

Speaker.............................................................................................................................................................................. 18

Removing the speaker module..................................................................................................................................18

Installing the speaker module................................................................................................................................... 20

LED Board.........................................................................................................................................................................20

Removing the LED board..........................................................................................................................................20

Installing the LED board............................................................................................................................................. 21

Smart Card Cage.............................................................................................................................................................. 21

Removing the smart card cage................................................................................................................................ 22

Installing the smart card cage.................................................................................................................................. 23

Contents

3

Display Assembly..............................................................................................................................................................23

Removing the display assembly................................................................................................................................23

Installing the display assembly..................................................................................................................................26

Heat Sink...........................................................................................................................................................................27

Removing heat sink assembly...................................................................................................................................27

Installing heat sink assembly.....................................................................................................................................28

System Board................................................................................................................................................................... 28

Removing system board............................................................................................................................................28

Installing system board...............................................................................................................................................31

Coin cell battery............................................................................................................................................................... 32

Removing the real time clock (RTC)....................................................................................................................... 32

Installing real time clock (RTC).................................................................................................................................32

Keyboard........................................................................................................................................................................... 33

Removing keyboard assembly.................................................................................................................................. 33

Removing keyboard from the keyboard tray.......................................................................................................... 35

Installing keyboard to the keyboard tray................................................................................................................. 35

Installing keyboard assembly.....................................................................................................................................35

Palmrest............................................................................................................................................................................ 36

Replacing palm rest .................................................................................................................................................. 36

3 Technology and components........................................................................................................................38

USB features.................................................................................................................................................................... 38

USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)...........................................................................................................38

Speed.......................................................................................................................................................................... 39

Applications.................................................................................................................................................................39

Compatibility...............................................................................................................................................................40

HDMI 1.4............................................................................................................................................................................40

HDMI 1.4 Features......................................................................................................................................................40

Advantages of HDMI..................................................................................................................................................41

4 System specications.................................................................................................................................. 42

System specications......................................................................................................................................................42

Processor specications................................................................................................................................................. 42

Display specications.......................................................................................................................................................43

Memory ............................................................................................................................................................................43

Video specications.........................................................................................................................................................43

Audio specications......................................................................................................................................................... 43

Storage options................................................................................................................................................................ 44

Communication specications........................................................................................................................................44

Near eld communication (NFC) specications.......................................................................................................... 44

Fingerprint reader specications....................................................................................................................................44

Ports and connector specications............................................................................................................................... 45

Touchpad specications..................................................................................................................................................45

Camera specications..................................................................................................................................................... 45

IR camera specications................................................................................................................................................. 45

AC adapter specications............................................................................................................................................... 46

Battery specications......................................................................................................................................................46

4

Contents

Docking Option.................................................................................................................................................................47

Device drivers................................................................................................................................................................... 47

Physical specications.....................................................................................................................................................47

Environmental specications..........................................................................................................................................48

5 System setup...............................................................................................................................................49

Boot menu........................................................................................................................................................................ 49

Navigation keys................................................................................................................................................................50

System setup options......................................................................................................................................................50

General screen options....................................................................................................................................................50

System Conguration screen options............................................................................................................................ 51

Video..................................................................................................................................................................................53

Secure Boot screen options........................................................................................................................................... 53

Intel software guard extensions screen options...........................................................................................................54

Performance screen options.......................................................................................................................................... 54

Power management screen options..............................................................................................................................55

POST behavior screen options.......................................................................................................................................56

Manageability....................................................................................................................................................................57

Virtualization support screen options............................................................................................................................58

Wireless screen options...................................................................................................................................................58

Maintenance screen........................................................................................................................................................ 58

System logs...................................................................................................................................................................... 59

Updating the BIOS in Windows .................................................................................................................................... 59

System and setup password.......................................................................................................................................... 60

Assigning a system setup password........................................................................................................................60

Deleting or changing an existing system setup password.................................................................................... 60

6 Software......................................................................................................................................................62

Supported operating systems........................................................................................................................................ 62

Downloading drivers........................................................................................................................................................ 62

Chipset driver................................................................................................................................................................... 63

Intel HID Event Filter........................................................................................................................................................63

Intel Dynamic Platform and Thermal Framework.........................................................................................................63

Intel Management Engine............................................................................................................................................... 64

Realtek PCI-E Memory Card.......................................................................................................................................... 64

Serial IO driver..................................................................................................................................................................64

Chipset device software................................................................................................................................................. 64

Graphics controller driver................................................................................................................................................66

Network drivers............................................................................................................................................................... 66

Realtek Audio....................................................................................................................................................................66

Serial ATA drivers............................................................................................................................................................. 67

Security drivers.................................................................................................................................................................67

Security device drivers.............................................................................................................................................. 67

Fingerprint sensor drivers......................................................................................................................................... 67

7 Troubleshooting........................................................................................................................................... 68

Enhanced Pre-Boot System Assessment — ePSA diagnostics................................................................................68

Contents

5

Running the ePSA Diagnostics.................................................................................................................................68

Diagnostic LED.................................................................................................................................................................69

Real Time Clock reset......................................................................................................................................................69

8 Contacting Dell.............................................................................................................................................71

6 Contents

Working on your computer

Safety instructions

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

noted, each procedure included in this document assumes that the following conditions exist:

• You have read the safety information that shipped with your computer.

• A component can be replaced or, if purchased separately, installed by performing the removal procedure in the reverse order.

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 power source.

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

safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance

CAUTION: Many repairs may only be done by a certied service technician. You should only perform troubleshooting and simple

repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.

Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions

that came with the product.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an

unpainted metal surface that is grounded to ground yourself before you touch the computer to perform any disassembly tasks.

CAUTION: Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its

edges or by its metal mounting bracket. Hold a component such as a processor by its edges, not by its pins.

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; if you are disconnecting this type of cable, press in on the locking tabs before you disconnect the

cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a

cable, ensure that both connectors are correctly oriented and aligned.

NOTE: The color of your computer and certain components may appear dierently than shown in this document.

Turning o your — Windows

CAUTION

: To avoid losing data, save and close all open les and exit all open programs before you turn o your computer .

1

Click or tap .

2 Click or tap and then click or tap Shut down.

NOTE

: Ensure that the computer and all attached devices are turned o. If your computer and attached devices did not

automatically turn o when you shut down your operating system, press and hold the power button for about 6 seconds to

turn them o.

Before working inside your computer

1 Ensure that your work surface is at and clean to prevent the computer cover from being scratched.

2 Turn o your computer.

3 If the computer is connected to a docking device (docked), undock it.

1

Working on your computer 7

4 Disconnect all network cables from the computer (if available).

CAUTION: If your computer has an RJ45 port, disconnect the network cable by rst unplugging the cable from your

computer.

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

6 Open the display.

7 Press and hold the power button for few seconds, to ground the system board.

CAUTION: To guard against electrical shock unplug your computer from the electrical outlet before performing Step # 8.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an

unpainted metal surface at the same time as touching a connector on the back of the computer.

8 Remove any installed ExpressCards or Smart Cards from the appropriate slots.

After working inside your computer

After you complete any replacement procedure, ensure that you connect external devices, cards, and cables before turning on your

computer.

CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries

designed for other Dell computers.

1 Connect any external devices, such as a port replicator or media base, and replace any cards, such as an ExpressCard.

2 Connect any telephone or network cables to your computer.

CAUTION

: To connect a network cable, rst plug the cable into the network device and then plug it into the

computer.

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

4 Turn on your computer.

8

Working on your computer

Removing and installing components

This section provides detailed information on how to remove or install the components from your computer.

Topics:

• Screw size list

• Recommended tools

• Micro Secure Digital (SD) Card

• Subscriber Identity Module (SIM) Card

• Base cover

• Battery

• PCIe Solid State Drive (SSD)

• WLAN card

• WWAN card

• Power board

• Speaker

• LED Board

• Smart Card Cage

• Display Assembly

• Heat Sink

• System Board

• Coin cell battery

• Keyboard

• Palmrest

Screw size list

Table 1. Latitude 7389 - Screw size list

Component M 2.5 x 2.5L M 2.5 x 4.0L M 2.0 x 3.0L M 2 x 2L M 2.0 x 2L M 2 x 1.7L M 2 x 4L M 2.5 x 5

Hinge

bracket

4

Power Board 2

LED Board 2

Smart Card 2

K/B to K/B

plate

6

K/B plate 13

Base cover 8

System board 6

Fan 1 1

Thermal 4

2

Removing and installing components 9

Battery 4

WLAN 1

WWAN 1

EDP Bracket 2

USB Type C 2

Recommended tools

The procedures in this document require the following tools:

• Phillips #0 screwdriver

• Phillips #1 screwdriver

• Plastic scribe

NOTE: The #0 screw driver is for screws 0-1 and the #1 screw driver is for screws 2-4

Micro Secure Digital (SD) Card

Removing the Micro Secure Digital (SD) Card

CAUTION

: Removing the Micro SIM card when the computer in on may cause data loss or damage the card. Ensure that the

computer is turned o.

NOTE: Micro SIM card tray is available only for systems that are shipped with WWAN card.

1 Follow the procedure in Before working inside your computer.

2 Press in on the Micro SD card to release it from the computer.

3 Slide the Micro SD card out of the computer.

Installing the Micro Secure Digital (SD) Card

1 Slide the Micro SD into the slot until it clicks into place.

2 Follow the procedures in After working inside your computer.

Subscriber Identity Module (SIM) Card

Removing the micro SIM card or the micro SIM card tray

CAUTION

: Removing the micro SIM card when the computer is on may cause data loss or damage the card.

NOTE: Micro SIM card tray is available only for systems that are shipped with WWAN card.

1 Insert a paperclip or a micro SIM card removal tool into the pinhole on the micro SIM card tray.

2 Use a scribe to pull the micro SIM card tray.

3 If a micro SIM card is available, remove the micro SIM card from the micro SIM card tray.

10

Removing and installing components

Installing the micro SIM card or micro SIM card tray

1 Place the SIM card in the SIM card tray.

2 Align and push the SIM tray back into the SIM tray slot.

NOTE: Micro SIM card tray is available only for systems that are shipped with WWAN card.

3

Follow the procedure in After working inside your computer

Base cover

Removing the base cover

1 Follow the procedure in Before working inside your computer.

2 Loosen the M2.5 x 5.0 captive screws that secure the base cover to the computer.

3 Use a plastic scribe to pry the base cover starting from the hinges at the top edge of the base cover and lift it from the computer.

NOTE

: The recesses are located near the hinges at the rear side of the computer.

Removing and installing components 11

Installing the base cover

1 Align the base cover tabs to the slots on the edges of the computer.

2 Press the edges of the cover until it clicks into place.

3 Tighten the M2.5 x 5.0 captive screws to secure the base cover to the computer.

4 Follow the procedure in After working inside your computer.

Battery

Lithium-ion battery precautions

CAUTION:

• Exercise caution when handling Lithium-ion batteries.

• Discharge the battery as much as possible before removing it from the system. This can be done by disconnecting the AC adapter

from the system to allow the battery to drain.

• Do not crush, drop, mutilate, or penetrate the battery with foreign objects.

• Do not expose the battery to high temperatures, or disassemble battery packs and cells.

• Do not apply pressure to the surface of the battery.

• Do not bend the battery.

• Do not use tools of any kind to pry on or against the battery.

• If a battery gets stuck in a device as a result of swelling, do not try to free it as puncturing, bending, or crushing a Lithium-ion

battery can be dangerous. In such an instance, the entire system should be replaced. Contact https://www.dell.com/support for

assistance and further instructions.

• Always purchase genuine batteries from https://www.dell.com or authorized Dell partners and re-sellers.

Removing the battery

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

NOTE

: To remove both cards if equipped and no need to remove the blank ller.

c Base cover

3 To remove the battery:

a Lift the ribbon, disconnect and remove the battery cable from the connector on the system board [1].

CAUTION

: Ensure that the battery cable lifts up over the battery and not into the LED cable.

b Remove the M2.0 x 4 L screws that secure the battery to the computer [2].

c Lift the battery from the computer [3].

12

Removing and installing components

Installing battery

1 Insert the battery into the slot on the computer.

2 Connect the battery cable to the connector on the system board.

3 Replace the M 2 x 4L screws to secure the battery to the computer.

4 Install the:

a base cover

b SIM card

c Micro SD card

NOTE

: To install both cards if equipped .

5 Follow the procedure in After working inside your computer.

PCIe Solid State Drive (SSD)

Removing the NVMe SSD card

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

NOTE

: To remove both cards if equipped and no need to remove the blank ller.

c base cover

d battery

NOTE

: Disconnect the battery cable from the system board and remove the battery.

Removing and installing components 13

3 To remove the NVMe SSD card:

a Loosen the M2.0 x 3.0 screws that secure SSD thermal bracket [1].

b Lift the thermal bracket from the SSD card [2,3].

c Slide and remove the SSD card from the slot [4].

Installing the NVMe SSD

1 Insert the NVMe SSD card into the connector.

2 Install the thermal bracket over the SSD card.

3 Tighten the M2.0 x 3.0 screws to secure the SSD thermal bracket.

4 Install the:

a battery

b base cover

c MicroSD card

d SIM card

NOTE

: To install both cards if equipped .

5 Follow the procedure in After working inside your computer.

WLAN card

Removing the WLAN card

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

14

Removing and installing components

NOTE: To remove both cards if equipped and no need to remove the blank ller.

c base cover

d battery

NOTE: Disconnect and remove the battery from the system board.

3 To remove the WLAN card:

a Remove the M2.0 x 3.0 screw that secures the metal bracket to the WLAN card [1].

b Lift the metal bracket [2].

c Disconnect the WLAN cables from the connectors on the WLAN card [3].

d Remove the WLAN card [4].

Installing the WLAN card

1 Insert the WLAN card into the connector on the system board.

2 Connect the WLAN cables to the connectors on the WLAN card.

3 Place the metal bracket and replace the M2.0 x 3.0 screw to secure WLAN card to the computer.

4 Install the:

a battery

b base cover

c SIM card

d MicroSD card

NOTE

: To install both cards if equipped.

5 Follow the procedure in After working inside your computer.

Removing and installing components

15

WWAN card

Removing the WWAN card

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

NOTE: To remove both cards if equipped and no need to remove the blank ller.

c base cover

d battery

NOTE: Disconnect and remove the battery from the system board.

3 To remove the WWAN card:

a Remove the M2.0 x 3.0 screw that secures the metal bracket to the WWAN card .

b Lift the metal bracket that secures the WWAN card .

c Disconnect the WWAN cables from the connectors on the WWAN card

d Lift the WWAN card from the computer.

Installing the WWAN card

1 Insert the WWAN card into the connector on the system board.

2 Connect the WWAN cables to the connectors on the WWAN card.

3 Place the metal bracket and replace the M2.0 x 3.0 screw to secure the WLAN card to the computer.

16

Removing and installing components

4 Install the:

a battery

b base cover

c SIM card

d MicroSD card

NOTE: To install both cards if equipped.

5 Follow the procedure in After working inside your computer.

NOTE: The IMEI number can also be found on the WWAN card.

Power board

Removing the power board

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card tray

NOTE: To remove both cards if equipped and no need to remove the blank ller.

c base cover

d battery

3 To remove the power board:

a Lift the coin cell battery axed to the computer [1].

b Disconnect the power cable from the power board [2].

c Remove the M2.0x3.0 screws to release the power board [3].

d Lift the power board from the computer [4].

Removing and installing components

17

Installing the power board

1 Insert the power board into the slot.

2 Replace the M2.0x3.0 screws to secure the power board to the computer.

3 Connect the power board cable to the connector on the system board.

4 Ax the coin cell battery in the slot on the computer.

5 Install the:

a battery

b base cover

c SIM card

d MicroSD card

NOTE: To install both cards if equipped.

6 Follow the procedure in After working inside your computer.

Speaker

Removing the speaker module

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

NOTE

: To remove both cards if equipped and no need to remove the blank ller.

c base cover

d battery

e power board

3 To disconnect the cables:

a Disconnect the LED board cable and smart card reader cable [1].

b Fold back the LED board and smart card reader cable back to allow access to the speaker cable [2].

18

Removing and installing components

4 To release the speaker module:

a Disconnect the speaker cable from the connector on the system board [1].

b Un route the speaker cable from the retention clips and remove the tapes that secure the speaker cable [2].

5 To remove the speaker module:

a Un route the speaker cable by removing the tapes near the palm rest [1].

b Lift the speaker module from the computer.

Removing and installing components

19

NOTE: You can use a plastic scribe to lift the speaker module from the computer.

Installing the speaker module

1 Place the speaker module into the slots on the computer.

2 Route the speaker cable through the routing channel and secure it with the tapes.

3 Connect the speaker cable to the connector on the system board.

4 Connect the smart card reader cable and then the LED board cable to the connector on the palm rest.

5 Install the:

a power board

b battery

c base cover

d SIM card

e Micro SD

NOTE

: To install both cards if equipped.

6 Follow the procedure in After working inside your computer.

LED Board

Removing the LED board

1 Follow the procedure in Before working inside your computer.

2 Remove:

a MicroSD card

b SIM card

20

Removing and installing components

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Dell Latitude 7389 2-in-1 Owner's manual

Dell Latitude 7389 2-in-1 Owner's manual

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