Removal and Replacement Procedures
5.23 System Board
System Board Spare Part Number Information
For use with full-featured models
For use with defeatured models-GML
For use with defeatured models-GM
✎
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
■
Mini PCI communications card
■
Processor
■
Modem board
1. Prepare the notebook for disassembly
and then remove the following components:
a. Bluetooth board
b. Optical drive
c. Keyboard
d. Switch cover
e. Fan
f. Heat sink
g. RTC battery
h. Display assembly
i. Top cover
j. Speaker
k. Digital media board
l. USB/audio board
5–52
(Section 5.6
(Section
5.14)
(Section
(Section
(Section
(Section
(Section
(Section
5.12)
(Section
(Section
(Section
(Section
(Section
5.20)
(Section
and
Section
(Section
5.15)
5.5)
5.8)
5.9)
5.10)
5.13)
5.17)
5.18)
5.19)
(Section
5.21)
5.22)
Maintenance and Service Guide
378225-001
378238-001
383219-001
5.16)
5.7)
(Section
5.3),