HP 800 G1 21.5 Non-Touch manual

6.If using a new fan sink, remove the protective covering from the bottom of the fan sink and place it in position atop the processor.

7.Secure the fan sink to the system board and system board tray.

CAUTION: Fan sink retaining screws should be tightened in diagonally opposite pairs (as in an

X)to evenly seat the fan sink on the processor. This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board.

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.

74 Chapter 5 Removal and Replacement Procedures All-in One (AIO) Chassis