Chapter 5 Maintenance
5.1 Operation and maintenance
Power supply
Please make sure the voltage and frequency of AC power is in conformity
with that of the repeater.
Component replacement
Please do not maintain or replace the components by yourself, in case you
may get an electric shock. Only authorized personnel can maintain or replace
the components.
Waterproof and moisture-proof
Please do not turn on or off the repeater in moist environment when its door
is open.
5.2 Attentions
Switch-off is recommended during the following situations:
Power supply is abnormal.
Liquid flows into the device.
Working conditions is abnormal such as overheating, strange smell or foreign
matters
Performance is decreased
Near to fire
