HP Pro Mini 400 G9 Desktop PC Maintenance and Service Guide - Page 46

Disconnect the speaker cable from the system board, Remove the system board

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Page 46 highlights

Before removing the system board, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 20). 2. Remove the access panel (see Access panel on page 20). 3. Remove the fan (see Fan on page 26). 4. Remove the memory modules (see Memory modules (SODIMMs) on page 22). 5. Remove the solid-state drive (see Solid-state drive on page 28). 6. Remove the WLAN module (see WLAN module on page 30). 7. Remove the heat sink (see Processor heat sink on page 36). 8. Remove the processor (see Processor on page 37). 9. If installed, remove flex I/O connector board #1 (see Flex I/O connector board #1 on page 33). 10. If installed, remove flex I/O connector board #2 (see Flex I/O connector board #2 on page 34). 11. If installed, remove the hard drive and drive cage (see Hard drive and drive cage on page 27). Remove the system board: 1. Disconnect the speaker cable from the system board (1). 2. Remove the three Torx screws (2) that secure the system board to the computer. NOTE: System board appearance might vary. System board 39

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Before removing the system board, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly
on page
20
).
2.
Remove the access panel (see
Access panel
on page
20
).
3.
Remove the fan (see
Fan
on page
26
).
4.
Remove the memory modules (see
Memory modules (SODIMMs)
on page
22
).
5.
Remove the solid-state drive (see
Solid-state drive
on page
28
).
6.
Remove the WLAN module (see
WLAN module
on page
30
).
7.
Remove the heat sink (see
Processor heat sink
on page
36
).
8.
Remove the processor (see
Processor
on page
37
).
9.
If installed, remove flex I/O connector board #1 (see
Flex I/O connector board #1
on page
33
).
10.
If installed, remove flex I/O connector board #2 (see
Flex I/O connector board #2
on page
34
).
11.
If installed, remove the hard drive and drive cage (see
Hard drive and drive cage
on page
27
).
Remove the system board:
1.
Disconnect the speaker cable from the system board
(1)
.
2.
Remove the three Torx screws
(2)
that secure the system board to the computer.
NOTE:
System board appearance might vary.
System board
39