HP (Hewlett-Packard) B5Z52UA Laptop User Manual


 
2.
Remove the PCH heat sink by lifting straight up (2).
NOTE: Due to the adhesive quality of the thermal material located between the heat sink and
system board components, it may be necessary to move the heat sink from side to side to
detach it.
NOTE: The thermal material must be thoroughly cleaned from the surfaces of the heat sink and
the system board components each time the heat sink is removed. Replacement thermal material is
included with the base enclosure, heat sink, processor, and system board spare part kits.
Reverse this procedure to install the PCH heat sink.
Processor
NOTE: The processor spare part kit includes replacement thermal material.
Description Spare part number
AMD A10-4600M processor (3.2 GHz/2.3 GHz, 1600 MHz/4.0 MB L2 cache, DDR3, quad core,
35W)
683046-001
AMD A8-4500M processor (2.8 GHz/1.9 GHz, 1600 MHz/4.0 MB L2 cache, DDR3, quad core,
35W)
683048-001
AMD A6-4400M processor (3.2 GHz/2.7 GHz, 1600 MHz/1.0 MB L2 cache, DDR3, dual core,
35W)
683047-001
AMD A4-4300M processor (3.0 GHz/2.5 GHz, 1600 MHz/1.0 MB L2 cache, DDR3, dual core,
35W)
685990-001
Before removing the processor, follow these steps:
1. Shut down the computer.
2. Disconnect all external devices connected to the computer.
76 Chapter 4 Removal and replacement procedures ENWW