Replacing Memory Dimm Chips; Figure 131 Removing And Replacing The Dimms - Nortel BCM1000 Installation And Maintenance Manual

224 Chapter 19 Replacing data cards and processing hardware

Replacing memory DIMM chips

You replace a DIMM when the DIMMs fails or when you want to increase the amount of RAM in
the Business Communications Manager.
Note: There must be at least one DIMM installed in the BCM1000 in order for the system
to function.
If you still have access to the Unified Manager, shut down the system using the Shutdown
1
command. For details refer to
skip to step 2.
Set up the BCM1000 for maintenance, as described in
2
on page 169.
Attach one end of the grounding strap to your wrist and the other end to a grounded metal
3
surface.
Ensure access to the memory chips is clear of cables and other parts.
4
• If you have a version 2.5 BCM1000, which has a System Status Monitor board attached to
the front of the housing, you may need to disconnect some of the cables to get at the
memory slots.
• If you have a WAN card in the first PCI slot, you may need to remove it to get adequate
access. Refer to
Note: If you are adding a new DIMM to the second DIMM slot, go to step 6.
Carefully push down on the fastening tabs on either side of the DIMM you want to remove.
5
As you press down on the fastening tabs, the DIMM lifts out of the DIMM slot.
Remove the DIMM from the slot by grasping either end, as shown in
6

Figure 131 Removing and replacing the DIMMs

N0008587 01
"Shutting down the system software" on page
"Removing a data card" on page
"Shutting down the system hardware"
218.
Remember to Hide the Single Power Supply Layer
When Dual Power Layer and Dual Fan Layer are Visible!
168. Otherwise,
Figure 129.