HP Pro 6305 Maintenance and Service Guide HP Compaq Pro 6305 Microtower Busine - Page 94

Processor Description AMD A10-5800B, 3.8 GHz, 4-MB L2 cache (100-W), HD 7660D AMD A8-5500B, 3.2 GHz, 4-MB L2 cache (65-W), HD 7560D AMD A6-5400B, 3.6 GHz, 4-MB L2 cache (65-W), HD 7540D AMD A4-5300B, 3.4 GHz, 4-MB L2 cache (65-W), HD 7480D Spare part number 703598-001 703601-001 703600-001 703599-001 1. Prepare the computer for disassembly (Preparation for Disassembly on page 49). 2. Remove the access panel (Computer Access Panel on page 50). 3. Remove the heat sink (Heat sink on page 82). 4. Rotate the locking lever to its full open position (1). 5. Carefully lift the processor from the socket (2). 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. Reverse the removal procedure to install a new processor. NOTE: After installing a new processor onto the system board, update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files. 84 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis