Dell E5250 Manual do Proprietário descarregar pdf (Página 25)

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Removing the WWAN Card

1. Follow the procedures in Before Working Inside Your Computer.

2. Remove the base cover.

3. Perform the following steps to remove the WWAN card:

a. Disconnect the WWAN cables from their connectors on the WWAN card [1].

b. Remove the screw that secures the WWAN card to the computer [2].

4. Remove the WWAN card from the computer.

Installing the WWAN Card

1. Place the WWAN card into its slot on the computer.

2. Tighten the screw to secure the WWAN card to the computer.

3. Connect the WWAN cables to their connectors on the WWAN Card.

4. Install the base cover.

5. Follow the procedures in After Working Inside Your Computer.

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Dell Latitude E5250 / 5250 1
Owner's Manual 1
Notes, Cautions, and Warnings 2
Working on Your Computer 3
Recommended Tools 4
Turning Off Your Computer 4
System Overview 6
Front and Back View 7
Removing the SD Card 8
Installing the SD Card 8
Removing the Base Cover 8
Installing the Base Cover 9
Removing the Battery 9
Installing the Battery 10
Removing the Memory 13
Installing the Memory 13
Removing the Keyboard Trim 13
Installing the Keyboard Trim 14
Removing the Keyboard 14
Removing the Palmrest 15
Installing the Keyboard 15
Installing the Palmrest 17
Removing the USH Board 19
Installing the USH Board 20
Removing the LED Board 21
Installing the LED Board 22
Removing the WLAN Card 24
Installing the WLAN Card 24
Removing the WWAN Card 25
Installing the WWAN Card 25
Removing the Display Assembly 27
Removing the Display Bezel 29
Installing the Display Bezel 30
Removing the Display Panel 30
Installing the Display Panel 32
Removing the Display Hinges 32
Installing the Display Hinges 33
Removing the Camera 33
Installing the Camera 34
Removing the eDP Cable 34
Installing the eDP cable 35
Removing the System Fan 35
Installing the System Fan 36
Removing the System Board 38
Installing the System Board 39
Removing the Heatsink 40
Installing the Heatsink 40
Removing the Speakers 41
Installing the Speakers 42
System Setup Options 43
Table 2. System Configuration 44
Table 3. Video 46
Table 4. Security 46
Table 5. Secure Boot 47
Table 6. Performance 48
Table 7. Power Management 49
Table 8. POST Behavior 50
Table 10. Wireless 52
Table 11. Maintenance 52
Table 12. System Logs 52
Technical Specifications 53
Table 16. Audio 54
Table 17. Video 54
Table 18. Camera 54
Table 19. Communications 55
Table 22. Display 55
Table 23. Keyboard 56
Table 24. Touchpad 56
Table 25. Battery 56
Table 26. AC Adapter 57
Table 27. Physical 57
Table 28. Environmental 57
Diagnostics 59
Device Status Lights 60
Battery Status Lights 61
Contacting Dell 62

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Dell E5250 Manual do Proprietário Página 25

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