Removal and Replacement Procedures
Maintenance and Service Guide 5–59
5.22 System Board
✎
All system board spares kits include a disk cell RTC battery.
✎
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 5.7)
■ Mini PCI communications card (Section 5.8)
■ RTC battery (Section 5.14)
■ Fan assembly (Section 5.16)
■ Processor (Section 5.17)
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
a. Hard drive (Section 5.4)
b. Optical drive (Section 5.6)
c. Keyboard cover (Section 5.9)
d. LED board (Section 5.10)
e. Keyboard (Section 5.11)
f. Display assembly (Section 5.12)
g. Base enclosure (Section 5.13)
System Board Spare Part Number Information
ATI RS480M for use on full-featured models 394253-001
ATI RS480M for use on defeatured models 394252-001
PC Card assembly 396657-001
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