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5–40 Maintenance and Service Guide
Removal and Replacement Procedures
5.16 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 (refer to Section 5.6)
■ Mini PCI communications card (refer to Section 5.7)
■ Modem board (refer to Section 5.20)
■ Heat sink module (refer to Section 5.21)
■ Processor (refer to Section 5.22)
1. Prepare the notebook for disassembly (refer to Section 5.3)
and remove the following components:
a. Optical drive (refer to Section 5.5)
b. Switch cover (refer to Section 5.8)
c. Keyboard (refer to Section 5.10)
d. Display assembly (refer to Section 5.11)
e. Top cover (refer to Section 5.12)
2. Turn the notebook upside down with the front toward you.
Spare Part Number Information
M24P with 256 MB RAM (includes RTC battery) 374711-001
M24P with 128 MB RAM (includes RTC battery) 374709-001
M22P with 64 MB RAM (includes RTC battery) 374707-001