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Removal and Replacement Procedures
Maintenance and Service Guide 5–43
5.19 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 expansion boards (Section 5.5)
■ Mini PCI communications board (Section 5.6)
■ Processor (Section 5.11)
■ Modem and modem cable (Section 5.18)
1. Prepare the notebook for disassembly (Section 5.3) and
remove the following components:
❏ LED switch cover (Section 5.7)
❏ Keyboard (Section 5.8)
❏ Heat sink and fan (Section 5.10)
❏ Display assembly (Section 5.12)
❏ Top cover (Section 5.13)
❏ Switch board (Section 5.16)
2. Position the base enclosure so the rear panel is facing
forward.
System Board
Spare Part Number Information
System board 325514-001