HP EliteBook 8570w Specifications download pdf (Page 89)

Function button board

Description Spare part number

Function button board (includes cable) 690635-001

Before removing the function button board, follow these steps:

IMPORTANT: Make special note of each screw and screw lock size and location during removal

and replacement.

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.

Disconnect all external devices connected to the computer.

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.

Remove the battery (see

Battery on page 46).

Remove the service door (see

Service door on page 52).

Remove the following components:

Hard drive (see

Hard drive on page 63).

Upgrade bay device (see

Upgrade bay device on page 68).

Keyboard (see

Keyboard on page 72).

Top cover (see

Top cover on page 76).

Remove the function button board:

Position the top cover upside down, with the front toward you.

Remove the tape (1) from the top of the function button board.

Remove the two Torx 8 screws (2) that secure the function button board to the top cover.

Lift the function button board (3) from the top cover.

Component replacement procedures

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HP EliteBook 8570w Specifications Page 89