Appendix B Replacing the Power Supply
Required Tools and Equipment
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
Warning Only trained and qualified personnel should be allowed to install or replace this equipment. Statement 49
Warning This product relies on the building’s installation for
a UL Listed and Certified fuse or circuit breaker no larger than 60 VDC, 15 A is used on all
Caution Before opening the chassis, ensure that you have discharged all static electricity from your body and that the chassis is powered down.
Required Tools and Equipment
You need the following tools and equipment:
•
•Small or medium
•
•
•Antistatic bag (optional)
Removing the Chassis Cover
You must open the universal gateway chassis to gain access to its interior components.
To open the chassis cover, follow this procedure:
Step 1 Turn the power switch on the universal gateway off and disconnect site power.
Note Note that the power switch is part of the power supply.
Step 2 If you are using a
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
Cisco AS5350XM Universal Gateway Chassis Installation Guide
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