HP consumer dv7-6b56nr notebook a1t84uar#aba Manuel D’Utilisation

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Removal and replacement procedures
Maintenance and Service Guide
4–25
Power button board
Before removing the power button board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, 
and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then 
unplugging the AC Adapter from the computer.
4. Remove the battery (see 
).
5. Remove the primary hard drive cover (see 
).
7. Remove the switch cover and keyboard (see 
).
Remove the power button board:
1. Turn the switch cover upside down, with the front toward you.
2. Remove the Phillips PM2.0×4.0 screw 1 that secures the power button board to the switch cover.
3. Remove the power button board 2 and cable.
Reverse this procedure to install the power button board.
Description 
Spare part number 
Power button board (includes cable)
518165-001