HP Presario CQ57-200 Compaq Presario CQ57 Notebook PC - Maintenance and Servic - Page 85

Processor

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Processor NOTE: This section applies only to computer models equipped with an Intel processor. NOTE: The processor spare part kit includes replacement thermal material. Replacement thermal material is also available in the Thermal Material Kit, spare part number 646135-001. Description Intel Pentium P6300 2.26-GHz processor (3.0-MB L3 cache, dual core, 35 W) Intel Pentium P6200 2.13-GHz processor (3.0-MB L3 cache, dual core, 35 W) Intel Celeron DC T3500 2.10-GHz processor (1.0-MB L2 cache, 800-MHz FSB) Intel Celeron SC C925 2.30-GHz processor (1.0-MB L2 cache, 800-MHz FSB) Intel Celeron SC C900 2.20-GHz processor (1.0-MB L2 cache, 800-MHz FSB) Spare part number 635500-001 625831-001 625830-001 636636-001 534419-001 Before removing the processor, 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 35), and then remove the following components: ● Optical drive (see Optical drive on page 36) ● Hard drive (see Hard drive on page 42) ● WLAN module (see WLAN module on page 39) ● Keyboard (see Keyboard on page 45) ● Top cover (see Top cover on page 48) ● System board (see System board on page 67) ● Fan and heat sink (see Fan/heat sink assembly on page 72) Remove the processor: 1. Use a flat-bladed screw driver to turn the processor locking screw one-half turn counterclockwise (1), until you hear a click. Component replacement procedures 77

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Processor
NOTE:
This section applies only to computer models equipped with an Intel processor.
NOTE:
The processor spare part kit includes replacement thermal material.
Replacement thermal material is also available in the Thermal Material Kit, spare part number
646135-001.
Description
Spare part number
Intel Pentium P6300 2.26-GHz processor (3.0-MB L3 cache, dual core, 35 W)
635500-001
Intel Pentium P6200 2.13-GHz processor (3.0-MB L3 cache, dual core, 35 W)
625831-001
Intel Celeron DC T3500 2.10-GHz processor (1.0-MB L2 cache, 800-MHz FSB)
625830-001
Intel Celeron SC C925 2.30-GHz processor (1.0-MB L2 cache, 800-MHz FSB)
636636-001
Intel Celeron SC C900 2.20-GHz processor (1.0-MB L2 cache, 800-MHz FSB)
534419-001
Before removing the processor, 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
35
), and then remove the following components:
●
Optical drive (see
Optical drive
on page
36
)
●
Hard drive (see
Hard drive
on page
42
)
●
WLAN module (see
WLAN module
on page
39
)
●
Keyboard (see
Keyboard
on page
45
)
●
Top cover (see
Top cover
on page
48
)
●
System board (see
System board
on page
67
)
●
Fan and heat sink (see
Fan/heat sink assembly
on page
72
)
Remove the processor:
1.
Use a flat-bladed screw driver to turn the processor locking screw one-half turn
counterclockwise
(1)
, until you hear a click.
Component replacement procedures
77