HP Pavilion DV6-3127 Maintenance And Service Manual page 102

When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
● RTC battery on page 62
● Memory module on page 60
●
WLAN module on page 57
●
Fan/heat sink assembly on page 95
●
Processor on page 98
To remove the system board:
1.
Disconnect the following cables from the system board:
●
Left-side USB board cable (1)
●
Bluetooth cable (2)
●
Speaker cable (3)
● Right-side USB board cable (1)
● Power connector cable (2)
92 Chapter 4 Removal and replacement procedures