Removal and Replacement Procedures

5.16 System Board

System Board

Spare Part Number Information

120 watt (for use only with models with

325489-001

3.06-GHz processor, spare part number 316743-001, and

 

120W AC adaptor, spare part number 320043-001)

 

90 watt with wireless communication

320042-001

90 watt without wireless communication

320041-001

 

 

When replacing the system board, ensure that the following components are removed from the old system board and installed on the new system board:

Memory expansion boards (Section 5.5)

Processor (Section 5.11)

Modem (Section 5.15)

RTC battery (Section 5.17)

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

Optical drive (Section 5.6)

LED switch cover (Section 5.7)

Keyboard (Section 5.8)

Display assembly (Section 5.12)

Top cover (Section 5.13)

2.Disconnect the 1394 board cable from the system board (Section 5.14).

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Maintenance and Service Guide