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Processor

1. Prepare the computer for disassembly (Preparation for Disassembly on page 47).

2. Remove the access panel (

Access Panel on page 48).

3. Lay the computer on its side with the rear facing toward you.

4. Disconnect the heatsink control cable from the system board and remove the heatsink

Heatsink

assembly on page 81).

5. Rotate the locking lever to its full open position (1).

6. Raise and rotate the microprocessor retainer to its full open position (2)

7. Carefully lift the processor from the socket (3).

CAUTION: Do NOT handle the pins in the processor socket. These pins are very fragile and

handling them could cause irreparable damage. Once pins are damaged it may be necessary to

replace the system board.

CAUTION: The heatsink must be installed within 24 hours of installing the processor to prevent

damage to the processor’s solder connections.

To install a new processor:

1. Place the processor in its socket and close the retainer.

2. Secure the locking lever.

If reusing the existing heatsink, go to step 3.

If using a new heatsink, go to step 6.

3. If reusing the existing heatsink, clean the bottom of the heatsink with the alcohol pad provided in

the spares kit.

4. Apply the thermal grease provided in the spares kit to the top of the processor and install the

heatsink atop the processor.

82 Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis

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General

Memory	Up to 8 GB DDR2 SDRAM
Form Factor	Microtower
Power Supply	300W
Processor	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Storage	SATA hard drives up to 500 GB
Optical Drive	DVD-ROM or DVD+/-RW
Graphics	Integrated Intel Graphics Media Accelerator 3100, Optional discrete graphics cards
Audio	Integrated High Definition Audio
Network	Integrated Gigabit Ethernet
Expansion Slots	1 PCI Express x16, 2 PCI Express x1, 1 PCI
Ports	USB 2.0, serial, parallel, VGA, audio in/out
Operating System	Windows Vista Business, Windows XP Professional, FreeDOS
Weight	Approx. 22 lbs (10 kg)