Specifications

Processor
NOTE: All processor spare part kits include replacement thermal material.
Description Spare part number
Intel Core2 Duo processors
●
P8400 2.26-GHz processor (3-MB L2 cache, 1066-MHz FSB)
491486-001
●
P8600 2.4-GHz processor (3-MB L2 cache, 1066-MHz FSB)
491487-001
●
T9400 2.53-GHz processor (6-MB L2 cache, 1066-MHz FSB)
491489-001
●
T5670 1.80-GHz processor (2-MB L2 cache, 800-MHz FSB)
491488-001
●
T5870 2.0-GHz processor (2-MB L2 cache, 800-MHz FSB)
490388-001
Intel Celeron M Processors
●
Cel-575 2.0-GHz processor (1-MB, 667-MHz FSB)
490336-001
●
Cel-585 2.16-GHz processor (1-MB, 667-MHz FSB) 490337-001
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 40).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 41)
b. Optical drive (see
Optical drive on page 47)
c. Keyboard (see
Switch cover and keyboard on page 49)
d. Switch cover (see
Switch cover and keyboard on page 49)
e. Speakers (see
Speakers on page 54)
f. Display assembly (see
Display assembly on page 55)
g. Top cover (see
Top cover on page 60)
h. System board (see
System board on page 68)
Remove the processor:
1. Turn the system board upside down, with the USB connectors toward you.
2. Use a flat-bladed screwdriver to turn the processor locking screw (1) one-half turn counterclockwise
until you hear a click.
76 Chapter 4 Removal and replacement procedures