Removal and Replacement Procedures

5.17 System Board

System Board Spare Part Number Information

945PM NV72 system board

407758-001

 

 

✎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 5.6)

■Mini Card module (Section 5.7)

■RTC battery (Section 5.8)

■Power connector and cable (Section 5.17)

■Fan/heat sink assembly(Section 5.19)

■Processor (Section 5.20)

■PC Card assembly (Section 5.22)

■ExpressCard assembly (Section 5.22)

1.Prepare the computer for disassembly (Section 5.3), and then remove the following components:

a.Hard drive (Section 5.4)

b.Optical drive (Section 5.9)

c.Switch cover (Section 5.10)

d.Keyboard assembly (Section 5.11)

e.Display assembly (Section 5.14)

f.Top cover (Section 5.15)

g.Bluetooth board (Section 5.16)

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Maintenance and Service Guide