5.23 USB/Audio Board
USB/Audio Board Spare Part Number Information
USB/audio board (includes audio board cable)
1. Prepare the computer for disassembly
remove the following components:
a. Hard drive
b. Optical drive
c. Bluetooth board
d. Keyboard
e. Thermal plate
f. Fan
g. Heat sink
h. RTC battery
i. Switch cover
j. Display assembly
k. Top cover
l. System board
m. System board frame
2. Position the base enclosure with the front toward you.
Maintenance and Service Guide
(Section
(Section
(Section
(Section
(Section
(Section
5.11)
(Section
(Section
(Section
(Section
(Section
(Section
Removal and Replacement Procedures
5.4)
5.6)
5.8)
5.9)
5.10)
5.12)
5.16)
5.17)
5.18)
5.19)
5.21)
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5.22)
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5.3) and
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