Processor - HP dx2420 - Microtower PC Service & Reference Manual

Processor

1. Prepare the computer for disassembly
2. Remove the computer access panel
3. Remove the heat sink
4. Rotate the locking lever to its full open position (1).
5. Raise and rotate the microprocessor retainer to its fully open position (2).
6. Carefully lift the processor from the socket (3).
CAUTION:
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.
Figure 6-39
To install a new processor:
1. Place the processor in its socket and close the retainer.
2. Secure the locking lever.
If reusing the existing heat sink, go to step 3.
If using a new heat sink, go to step 5.
3. If reusing the existing heat sink, apply the thermal grease provided in the spares kit to the top of
the processor.
4. Clean the bottom of the heat sink with the provided alcohol pad and place it atop the processor.
(Heat sink on page
Do NOT handle the pins in the processor socket. These pins are very fragile and
Removing the processor
(Preparation for Disassembly on page
(Computer Access Panel on page
60).
28).
32).
Processor 61