HP Engage Go 13.5 Maintenance and Service Guide - Page 53

System board

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3. Disconnect the battery cable from the system board (see Battery on page 32). Remove the power button board: 1. Disconnect the cable from the reverse ZIF connector on the system board (1). 2. Remove the two Phillips screws (2) from the board. 3. Remove the board from the computer (3). To install the power button board, reverse the removal procedure. System board To remove the system board, use this procedure and illustration. NOTE: All system board spare part kits include replacement thermal material. Before removing the system board, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 31). 2. Remove the display assembly (see Display assembly on page 31). 3. Remove the battery (see Battery on page 32). 4. Remove the solid-state drive (see Solid-state drive on page 33). 5. Remove the WWAN module (see WWAN module on page 38). Remove the system board: 46 Chapter 5 Removal and replacement procedures

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3.
Disconnect the battery cable from the system board (see
Battery
on page
32
).
Remove the power button board:
1.
Disconnect the cable from the reverse ZIF connector on the system board
(1)
.
2.
Remove the two Phillips screws
(2)
from the board.
3.
Remove the board from the computer
(3)
.
To install the power button board, reverse the removal procedure.
System board
To remove the system board, use this procedure and illustration.
NOTE:
All system board spare part kits include replacement thermal material.
Before removing the system board, follow these steps:
1.
Prepare the computer for disassembly (see
Preparation for disassembly
on page
31
).
2.
Remove the display assembly (see
Display assembly
on page
31
).
3.
Remove the battery (see
Battery
on page
32
).
4.
Remove the solid-state drive (see
Solid-state drive
on page
33
).
5.
Remove the WWAN module (see
WWAN module
on page
38
).
Remove the system board:
46
Chapter 5
Removal and replacement procedures