HP Integrity rx2660 Server User Service Guide

7. Reconnect the power cables and power on the server. See “Powering On and Powering Off
the Server” (page 77).
NOTE: When replacing the fan/display board you are prompted to copy the primary UUID
to the secondary location (PRI to SEC). Reply y.
Removing and Replacing System Memory
System memory modules, or DIMMs, are located on the system board.
WARNING! Ensure that the system is powered off and all power sources are disconnected from
the server prior to performing this procedure.
Voltages are present at various locations in the server whenever an AC power source is connected.
These voltages are 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: Observe all ESD safety precautions before attempting this procedure. Failure to follow
ESD safety precautions can result in damage to the server.
Removing System Memory
To remove system memory:
1. Power off the server and disconnect the power cables. See “Powering On and Powering Off
the Server” (page 77).
2. If rack mounted, slide the server out from the rack until it stops. See “Extending the Server
from the Rack” (page 141).
3. Remove the top cover from the server. See “Removing the Top Cover” (page 142).
4. Remove the airflow guide. See “Removing the Airflow Guide” (page 143).
5. Release the DIMM from the slot.
a. Identify on the system board which DIMM you want to remove. See Figure 63 for the slot
IDs.
b. Push the appropriate extraction levers (found on either side of the DIMM slot) outward to
the open position.
6. Remove the DIMM from the slot.
Figure 63 Memory Location and Slot IDs
Removing and Replacing System Memory 169