Processor
NOTE: All processor spare part kits include replacement thermal material. The Thermal Material Kit
is also available using spare part numbers 501117-001 (for use with Dual Core processor and ATI
graphics card), 495075-001 (for use with Dual Core processor and nVidia graphics card), 495074-001
(for use with Quad Core processor and ATI graphics card), and 501116-001 (for use with Quad Core
processor and nVidia graphics card),
Description Spare part number
Intel Core2 Quad Core QX9300 2.53-GHz processor (12-MB L2 cache, 1066-MHz FSB) 501107-001
Intel Core2 Dual Core X9100 3.06-GHz processor (6-MB L2 cache, 1066-MHz FSB) 501106-001
Intel Core2 T9600 2.8-GHz processor (6-MB L2 cache, 1066-MHz FSB) 495041-001
Intel Core2 T9400 2.53-GHz processor (6-MB L2 cache, 1066-MHz FSB) 495040-001
Intel Core2 P8600 2.4-GHz processor (3-MB L2 cache, 1066-MHz FSB) 495039-001
Intel Core2 P8400 2.26-GHz processor (3-MB L2 cache, 1066-MHz FSB) 495038-001
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 45).
5. Remove the following components:
a. Keyboard (see
Keyboard on page 56)
b. Fan (see
Fan on page 60)
c. Heat sink (see
Heat sink on page 61)
Remove the processor:
1. Use a flat-bladed screwdriver to turn the processor locking screw (1) one-half turn counterclockwise
until you hear a click.
Component replacement procedures 63