Dell Latitude L400 User Manual download pdf (Page 37)

suppport.dell.com Dell Latitude L400 Service Manual 31

13. Remove the modem retainer bracket from the bottom case assembly.

14. Disconnect the speaker wire from the connector on the system board

assembly.

15. Disconnect the fan wire from the connector on the system board

assembly.

16. Lift the system board assembly out of the bottom case assembly.

To replace the system board assembly, perform the following steps:

1. Transfer the memory module(s) to the replacement system board

assembly.

2. Place the new hard-disk drive EMI clip on the system board assembly

(see Figure 23).

Figure 23. Hard-Disk Drive EMI Clip

3. Place the system board assembly in the bottom case assembly.

The I/O ports should protrude comfortably through the openings at the

back of the bottom case assembly.

4. Reconnect the fan wire to the connector on the system board assembly.

5. Reconnect the speaker wire to the connector on the system board

assembly.

6. Replace the modem retainer bracket around the I/O ports and on top of the

modem.

7. Reinstall the M2 x 9.5-mm screw on the right side of the modem to secure

the modem retainer bracket to the system board assembly.

The hole for the M2 x 9.5-mm screw is located by the VGA port.

8. Reinstall the six M2 x 3.5-mm screws that secure the system board

assembly to the bottom case assembly.

White arrows on the system board assembly point to the screw holes.

hard-disk drive

EMI clip

M2 x 3.5-mm screw

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Dell Latitude L400 User Manual Page 37