Removing Processor Stack Clock Board - HP 9020 Service Manual

4-24 Assembly Access
8. Pull clock board straight out of motherboard and out of stack.
Motherboard
*
IN LINE
CONNECTOR
*
Figure
4-22.
Removing Processor Stack Clock Board
Reassembly Notes
When installing board, hold by ejectors and use side edge of board to
move air controller out of the way and onto board.
Insert board firmly in stack motherboard and push ejectors in to lock
board in place.
The clock board connector and mating motherboard connector are not
keyed; however, the clock board screws and motherboard holes do not
align unless proper connection is made.
Firmly tighten stack door thumbscrews to prevent RFI radiation.
1. UNPLUG COMPUTER POWER CORD FROM AC OUTLET.
2. Remove left door as previously described.
3. Remove front and rear covers as previously described.