Removal and Replacement Procedures
Maintenance and Service Guide 5–69
5.24 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 modules (Section 5.6)
■ RTC battery (Section 5.7)
■ Mini Card module (Section 5.8)
■ Bluetooth module (Section 5.18)
■ ExpressCard assembly (Section 5.20)
■ Optical drive connector module (Section 5.24)
■ Fan/heat sink assembly (Section 5.25)
■ Processor (Section 5.26)
1. Prepare the computer for disassembly (Section 5.3) and
remove the following components:
❏ Hard drive (Section 5.4)
❏ Optical drive (Section 5.9)
❏ Switch cover (Section 5.10)
❏ Keyboard (Section 5.11)
❏ Speaker assembly (Section 5.12)
❏ Display assembly (Section 5.14)
❏ Top cover (Section 5.15)
❏ Wireless switch board (Section 5.16)
System Board Spare Part Number Information
✎
All system board spare part kits include thermal pads and thermal paste.
For use with UMA computer models
For use with discrete computer models
436450-001
432945-001