Removal and Replacement Procedures
5.23 System Board
Spare Part Number Information
System board with 128 MB of video memory | |
System board with 64 MB of video memory |
✎Both system boards include thermal grease.
✎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 (refer to Section 5.10)
■Modem board (refer to Section 5.11)
■Mini PCI communications board (refer to Section 5.12)
■Heat sink (refer to Section 5.13)
■Processor (refer to Section 5.14)
■Real time clock battery (refer to Section 5.16)
■Security card (refer to Section 5.17)
1.Prepare the notebook for disassembly (refer to Section 5.3) and remove the following components:
❏Keyboard (refer to Section 5.9)
❏LED switch cover (refer to Section 5.15)
❏Display assembly (refer to Section 5.18)
❏Top cover (refer to Section 5.19)
❏Fan (refer to Section 5.22)
Maintenance and Service Guide |