F i b e r O p t i c S o l u t i o n s P r o v i d e r
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(3) Shut off the power and cover the dust-proof cap after your test.
(4) Select the power supply within the required voltage range when using AC
adapter.
(5) Please take out the battery when it is not in operation for a period of time.
7. Troubleshooting
Problems
Possible reasons
Solution
Faint display on
the LCD screen
The battery power is low
Charge or replace the
battery.
Fail to turn the
unit on
Low battery power or the
battery is put wrongly
Replace the battery.
Re-put the battery
Optical power is
not stable after
the unit turned
off.
Use it after 15 minutes
warm-up.
8. Notice
Ensure the connector is clean when tested.
Do not plug in the power supply when install the battery.
Do not look into the laser beam when test.
Please charge the battery before using and do not charge it in the unit.
Please cover the dust-proof cap when it is not in operation.