5–50 Maintenance and Service Guide
Removal and Replacement Procedures
5.17 System Board
✎
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 PCI communications module (Section 5.7)
■ RTC battery (Section 5.8)
■ Power connector and cable (Section 5.17)
■ Heat sink (Section 5.19)
■ Processor (Section 5.20)
■ Fan assembly (Section 5.21)
■ Fan assembly (Section 5.22)
■ PC Card assembly (Section 5.23)
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 module(Section 5.16)
System Board Spare Part Number Information
For use with full-featured models
For use with defeatured models
407830-001
407831-001
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