Compliance and Safety Manual
H3C VG 80-20 Voice Gateway
Chapter 3 Safety Information
3-5
z
Before the power cable is installed or removed, the power switch must be turned
off.
z
Before the power cable is connected, it must be confirmed that the power cable
and label comply with the requirements of the actual installation.
Note:
Please use 227IEC53-1.0mm
2
or larger power supply cord for AC product.
3.2.3 Tools
Warning:
During high voltage and AC operations, special tools should be used. It is not permitted
to use common tools or tools brought by the operator.
3.2.4 Drilling
Warning:
Drilling on the rack without permission is strictly prohibited. Drilling that does not satisfy
the requirements concerned may damage the wires and cables inside the rack. If the
metal swarf from the drilling gets into the rack, it may result in short-circuit of the circuit
boards.