Appendix A Replacing Memory Components
Removing the Chassis Cover
Warning Before working on a chassis or working near power supplies, unplug the power cord on AC units; disconnect the power at the circuit breaker on DC units. Statement 12
NVRAM in the universal gateway uses an internal lithium battery to maintain data. Although this is not a
Warning There is the danger of explosion if the battery is replaced incorrectly. Replace the battery only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer’s instructions. Statement 1015
Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches). Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals. Statement 43
Chassis Cover Removal
You must open the universal gateway chassis to gain access to its interior components: boot
To remove the chassis cover, follow this procedure:
Step 1 Turn the power switch on the universal gateway off and disconnect site power.
Step 2 Remove all interface cables from the rear panel of the universal gateway.
Step 3 Place the gateway so that the front panel is facing you.
Step 4 Remove the five screws on the chassis cover, as shown in Figure
Cisco AS5350XM Universal Gateway Chassis Installation Guide
|
|
| |
|
|