HP NX9040, NX9030, NX9020, ZE4900 System Board, Spare Part Number Information, Speakers Section

Removal and Replacement Procedures

5.19 System Board

Spare Part Number Information

For use only on notebook models without S-Video and 1394	371793-001
digital connectors
For use only on notebook models with S-Video and	371794-001
1394 digital connectors
For use on HP Compaq nx9040 notebook models	371795-001
Hard drive guide (not illustrated)	371798-001

✎When replacing the system board, ensure that the following components are removed from the defective system board and installed on the replacement system board:

■Memory modules (Section 5.5)

■Mini PCI communications board (Section 5.7)

■Heat sink (Section 5.14)

■Processor (Section 5.15)

1.Prepare the notebook for disassembly (Section 5.3) and remove the following components:

❏Keyboard cover (Section 5.7)

❏Keyboard (Section 5.8)

❏Switch board (Section 5.9)

❏Speakers (Section 5.10)

❏Optical drive (Section 5.11)

❏Display assembly (Section 5.12)

❏Top cover (Section 5.13)

❏Diskette drive cover (Section 5.17)

Maintenance and Service Guide 5–41