HP EliteDesk 800 95W G4 Maintenance and Service Guide - Page 45

Processor, Lift the processor straight up to remove

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Processor For a list of available processors, see Computer major components on page 3. 1. Prepare the computer for disassembly (Preparation for disassembly on page 15). 2. Remove the access panel (Access panel on page 16). 3. Remove the fan (Fan on page 34). 4. Remove the heat sink (Heat sink on page 35). 5. Unlatch the locking lever from the side of the processor socket (1). 6. Rotate the locking lever to its fully open position (2). 7. Raise and rotate the microprocessor retainer to its fully open position (3). 8. Lift the processor straight up to remove it (4). 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. 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. Processor 37

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Processor
For a list of available processors, see
Computer major components
on page
3
.
1.
Prepare the computer for disassembly (
Preparation for disassembly
on page
15
).
2.
Remove the access panel (
Access panel
on page
16
).
3.
Remove the fan (
Fan
on page
34
).
4.
Remove the heat sink (
Heat sink
on page
35
).
5.
Unlatch the locking lever from the side of the processor socket
(1)
.
6.
Rotate the locking lever to its fully open position
(2)
.
7.
Raise and rotate the microprocessor retainer to its fully open position
(3)
.
8.
Lift the processor straight up to remove it
(4)
.
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.
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:
support/files
.
Processor
37