HP Compaq 325 Maintenance And Service Manual
Download Maintenance and service manual of HP 425 - Notebook PC Desktop, Laptop for Free or View it Online on All-Guides.com. This version of HP 425 - Notebook PC Manual compatible with such list of devices, as: 425 - Notebook PC, 625, Compaq 325, Compaq 326
Brand: HP
Category: Desktop , Laptop , Wireless Access Point
Type: Maintenance and service manual
Model: HP 425 - Notebook PC , HP 625 , HP Compaq 325 , HP Compaq 326
Pages: 168
Download HP 425 - Notebook PC Maintenance and service manual
Heat sink
NOTE: The heat sink spare part kit includes replacement thermal material.
Description Spare part number
Heat sink for use in computers with UMA graphics subsystems 611804-001
Heat sink for use in computers with discrete graphics subsystems NB 611805-001
Heat sink for use in computers with discrete graphics subsystems CPU 615355-001
Before removing the heat sink, 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
Battery on page 51).
5. Remove the service door (see
Service door on page 52).
6. Remove the fan (see
Fan on page 65).
Remove the heat sink on computers with UMA graphics subsystems:
1. Position the computer right-side up with the front facing you.
2. Following the numbered sequence stamped into the heat sink, loosen the captive screws (1) and
(2) around the processor.
66 Chapter 4 Removal and replacement procedures