HP EliteOne 800 Maintenance & Service Guide HP EliteOne 800 G1 All-in-One - Page 76

Processor Description Intel Core i7-4770s (3.1-GHz, 8-MB L3 cache) Intel Core i5-4670s (3.1-GHz, 6-MB L3 cache) Intel Core i5-4570s (2.9-GHz, 6-MB L3 cache) Spare part number 732507-001 732506-001 732505-001 1. Prepare the computer for disassembly (see Preparing to disassemble the computer on page 35). 2. Remove the access panel (see Access panel on page 41). 3. If installed, remove the graphics heat sink (see Graphics heat sink on page 63). 4. Remove the processor heat sink (see Processor heat sink on page 64). 5. Rotate the locking lever to its full open position (1). 6. Raise and rotate the microprocessor retainer to its fully 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. The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor's solder connections. NOTE: After installing a new processor onto the system board, always 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.www.hp.com/support. 66 Chapter 5 Removal and Replacement Procedures All-in One (AIO) Chassis