Removing And Replacing The Processor Extender Board; Removing The Processor Extender Board - HP Integrity rx4640 Service Manual

Table 4-4 DIMM Filler Requirements for 32 DIMM Extender Board (continued)
32 DIMM Extender Board
DIMMs Loaded
20 DIMMs in quads 0, 1, 2, 3, and 4
24 DIMMs in quads 0, 1, 2, 3, 4, and 5
28 DIMMs in quads 0, 1, 2, 3, 4, 5, and 6
32 DIMMs in quads 0, 1, 2, 3, 4, 5, 6, and 7
1 One DIMM filler board covers two DIMM adjacent slots.

Removing and Replacing the Processor Extender Board

The processor extender board is located directly under the memory extender board. The processor
extender board can hold between one and four processors.
WARNING!
from the server prior to removing or replacing the processor extender board.
Voltages are present at various locations within the server whenever an AC power source is
connected. This voltage is present even when the main power switch is in the off position.
Failure to observe this warning can result in personal injury or damage to equipment.
CAUTION:
behavior or server failure. For assistance with this procedure contact your local HP Authorized
Service Provider.
Observe all ESD safety precautions before attempting this procedure. Failure to follow ESD safety
precautions can result in damage to the server.

Removing the Processor Extender Board

To remove the processor extender board, follow these steps:
1. If rack mounted, slide the HP server out from the rack until it stops. See
Server From the Rack" (page
NOTE:
the rack.
2. Remove the front bezel. See
3. Remove the front cover. See
4. Press the latch on the extraction levers located on each side of the processor extender board.
Figure 4-11
Ensure that the server is powered off and all power sources have been disconnected
Failure to properly complete the steps in this procedure will result in erratic server
31).
The processor extender board can be removed without removing the server from
"Removing the Front Bezel" (page
"Removing the Front Cover" (page
shows how to open the processor extender board latches.
1
Fillers required
4 fillers total: 2 fillers in quads 5, 7 quad 6 remains
unfilled
No fillers required
No fillers required
No fillers required
Removing and Replacing the Processor Extender Board
"Extending the
34).
35).
43