HP ProDesk 400 G2 Small Form Factor Maintenance And Service Manual page 66

Description
Intel Celeron G1850 (2.9-GHz, 2-MB L3 cache)
Intel Celeron G1840 (2.8-GHz, 2-MB L3 cache)
1. Prepare the computer for disassembly
2. Remove the access panel
3. Remove the fan duct
4. Remove the fan sink
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:
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://www8.hp.com/us/en/support-drivers.html.
58 Chapter 4 Removal and replacement procedures: Small Form Factor
(Access panel on page
(Fan duct on page
(Fan sink on page
Do NOT handle the pins in the processor socket. These pins are very fragile and handling
(Preparation for disassembly on page
20).
47).
55).
19).