7.0 Troubleshooting
Problems Reasons Solutions
Faint display on the
LCD screen
1. Power is o 1. Press key.
2. The battery
power is too low
2. Change the
batteries
Inaccurate
measurements
1. Optical
connector is not
clean.
1.Clean optical
connectors
2. weak ber
connection
2. Re-connect the
ber
5
6.0 General Maintenance
• Always keep the connector ports of your power meter clean.
• Do not use dirty optical ber connectors/adaptors, otherwise, it
will damage the interface of detector that will greatly aect the
performance of the unit.
• Try to use only the adaptor supplied.
• Once not in use, make sure dust-proof cap is placed properly over
the optical ports.
• Carefully plug in/out the ber connectors/adapters to avoid
scratches on the port of the power meter.
• Perform regular cleanings on the optical port of the power meter;
please clean with cotton swabs supplied using alcohol properly.
• When using alcohol, always follow up with a dry cleaning to re-
move alcohol residue.
8.0 Change Battery
If you nd the battery is weak while operating it, please
immediately turn the unit o and change a the batteries.
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