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5–44 Maintenance and Service Guide
Removal and Replacement Procedures
5.18 System Board
✎
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)
■ Mini PCI communications board (Section 5.6)
■ Processor (Section 5.16)
■ Disk cell RTC battery (Section 5.17)
■ Modem cable (Section 5.19)
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
a. LED cover (Section 5.8)
b.
Keyboard and shield (Section 5.9)
c. Display (Section 5.10)
d. Top cover (Section 5.11)
e. Fan (Section 5.15)
2. Position the computer so the front faces forward.
System Boards
Spare Part Number Information
System boards (do not contain memory)
with the ATI Mobile Radeon 9000 graphics controller
64-MB of video memory
32-MB of video memory
with the ATI P7 graphics controller
64-MB of video memory
32-MB of video memory
310784-001
310783-001
285254-001
285253-001
268135-002.book Page 44 Thursday, October 24, 2002 4:10 PM