HP EliteBook 8570w Specifications download pdf (Page 97)

Fan and heat sink assembly

Description Spare part number

Fan and heat sink assembly for use in computers with AMD FirePro M4000 graphics cards 690628-001

Fan and heat sink assembly for use in computers with NVIDIA Quadro K2000M graphics cards 690630-001

Fan and heat sink assembly for use in computers with NVIDIA Quadro K1000M graphics cards 690629-001

Before removing the fan and heat sink assembly, 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 fan and heat sink assembly:

Position the computer right-side up, with the front toward you.

Disconnect the fan cable (1) from the system board.

Loosen the eight captive screws (2) that secure the video card heat sink to the base enclosure

following the sequence embossed in the heat sinks.

Component replacement procedures

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HP EliteBook 8570w Specifications Page 97