Replacing Dimms; Required Tools And Equipment; Replacing The Dimm - Cisco AS5350XM Installation Manual

Replacing DIMMs

Using your fingers, gently extract the old compact flash and set it on a nonconductive surface. Do not
Step 6
use excessive force, because the socket might break.
Insert the new compact flash into the socket. Be careful not to bend or crush any of the bottom pins. If
Step 7
necessary, use needlenose pliers to straighten out any bent pins.
Replace the chassis cover. (See the instructions in the
Step 8
page
Power up the universal gateway. If error messages relating to memory are displayed, remove the new
Step 9
compact flash and reinstall it, taking care to seat the compact flash firmly in the socket.
Replacing DIMMs
This section describes how to replace a DIMM on the Cisco AS5350XM universal gateway. The
universal gateway has a single DIMM (see
double data rate (DDR1) SDRAM DIMM.
You might need to upgrade the DIMM for the following reasons:
•
•

Required Tools and Equipment

You need the following tools and equipment:
•
•

Replacing the DIMM

To replace the DIMM, follow this procedure:
Step 1 Power down the universal gateway and disconnect site power.
For DC-powered units only, note the following warning.
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Warning
Statement 1003
Before connecting or disconnecting ground or power wires to the chassis, ensure that power is
Warning
removed from the DC circuit. To ensure that all power is OFF, locate the circuit breaker on the panel
board that services the DC circuit, switch the circuit breaker to the OFF position, and tape the switch
handle of the circuit breaker in the OFF position. Statement 140
Cisco AS5350XM Universal Gateway Chassis Installation Guide
A-6
A-8.)
You have upgraded to a new Cisco IOS feature set or release that requires more memory.
You are using very large routing tables or many protocols (for example, when the universal gateway
is set up as a connection device between large external networks and your internal network).
ESD-preventive wrist strap
Appropriate DIMM
Appendix A
"Replacing the Chassis Cover" section on
Figure A-4). The default factory configuration is a 512 MB
Replacing Memory Components
OL-6417-02