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System Board

Dell™ Latitude™ D630 Service Manual

  Removing the System Board

  Installing the System Board

Removing the System Board

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as a connector on the back of the computer.

The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the system board includes a CD that provides a utility for transferring the Service Tag to the replacement system board.

1. Follow the instructions in Before You Begin.
   
   
2. Remove any installed media bay device (see Media Bay Devices).
   
   
3. Remove any installed smart cards or smart card blanks from the smart card slot (see Removing a Smart Card).
   
   
4. Remove the hinge cover (see Hinge Cover).
   
   
5. Remove the keyboard (see Removing the Keyboard).
   
   
6. Remove the memory module(s) (see Memory).
   
   
7. Remove any installed wireless communications cards (see Communications Cards).
   
   
8. Remove the palm rest (see Palm Rest).
   
   
9. Remove the modem (see Modem).
   
   
10. Remove the speaker (see Speaker).
    
    
11. Remove the PC Card reader (see PC Card Reader).
    
    
12. Remove the processor thermal-cooling assembly (see Processor Thermal-Cooling Assembly).
    
    
13. Remove the processor (see Removing the Processor).
    
    
14. Disconnect the fan cable from the system board.
    
    
15. Disconnect the cables near the WLAN card and the modem connector from the system board.
    
    
16. Remove the four M2.5 x 5-mm screws (labeled with silver triangles on the system board).
    
    

17. Remove the four 5-mm hex screws on the back of the computer.
    
    

18. Lift the system board out and away from the base.
    
    

1	fan cable	2	system board	3	base
4	modem cable connectors

Installing the System Board

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as a connector on the back of the computer.

1. Perform all the steps in Removing the System Board in reverse order.
   
   

NOTICE: When installing the system board, ensure that the fan cable and antenna cables are clear of the system board before fitting it into the base, that the audio connectors are properly seated, and that the tab for the wireless switch fits properly into the detent on the slider mechanism. Position both the tab and the slider mechanism in the off position (closest to the display) to ensure correct alignment.

2. Replace the battery (see Before Working Inside Your Computer).
   
   
3. Connect the AC adapter to the computer and to an electrical outlet.
   
   

NOTICE: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.

4. Turn on the computer.
   
   

NOTE: After replacing the system board, use the CD that accompanied the replacement system board to enter the computer Service Tag into the BIOS.

5. Insert the CD that accompanied the replacement system board into the appropriate drive and flash the system BIOS (see Flashing the BIOS). Follow the instructions on the screen.
   
   

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