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Processor
NOTE: The processor spare part kit includes replacement thermal material.
Description Spare part number
Intel Core i7-820QM 1.73-GHz (SC turbo up to 3.06-GHz), 45-W processor 583053-001
Intel Core i7-720QM 1.60-GHz (SC turbo up to 2.80-GHz), 45-W processor 586170-001
Intel Core i5-540M 2.53-GHz (SC turbo up to 3.06-GHz), 35-W processor 594188-001
Intel Core i5-520M 2.40-GHz (SC turbo up to 2.93-GHz), 35-W processor 594187-001
Intel Core i5-430M 2.26-GHz (SC turbo up to 2.53-GHz), 35-W processor 597624-001
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 37), and then remove the following components:
a. Hard drives (see
Primary hard drive on page 38 and see Secondary hard drive on page 44)
b. memory module compartment cover (see
Memory module on page 42)
c. Keyboard (see
Keyboard on page 50)
d. Top cover (see
Top cover on page 52)
e. Optical drive (see
Optical drive on page 57)
f. System board (see
System board on page 60)
Remove the processor:
1. Turn the processor locking screw (1) one-half turn counterclockwise, until you hear a click.
66 Chapter 4 Removal and replacement procedures ENWW