Compaq 6000 Maintenance & Service Guide: HP Compaq 6000 Pro Microtower Bus - Page 122

Processor 1. Prepare the computer for disassembly (Preparation for Disassembly on page 76). 2. Remove the access panel (Access Panel on page 77). 3. Remove the heat sink (Heat sink on page 109). 4. Rotate the locking lever to its full open position (1). 5. Raise and rotate the microprocessor retainer to its fully open position (2). 6. 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. The heat sink 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 heat sink, go to step 3. If using a new heat sink, go to step 5. 3. If reusing the existing heat sink, apply the thermal grease provided in the spares kit to the top of the processor. 4. Clean the bottom of the heat sink with the provided alcohol pad and place it atop the processor. 110 Chapter 8 Removal and Replacement Procedures Microtower (MT) Chassis