Handheld Optical Power Meter
15
Maintenance and Troubleshooting
1. Always keep the connector ports of the power meter clean.
2. Use the regulated optical connector for testing.
3. Shut off the power and cover laser with dust-proof cap after use.
4. When using AC adapter, ensure power supply is within the
required voltage range.
5. Remove the batteries when light source not in use for extended
periods of time
Troubleshooting
Issue
Possible Reason
Solution
Faint screen display
Low battery power
Charge or replace
the battery.
Unit fails to turn on
Low battery power
or battery inserted
incorrectly
(A) Replace the
battery
(B) Re-insert the
battery
Optical power is not
stable after when
light source turned
on
Allow a 5 minute
warm-up period
Warning
1. Ensure the connector is clean before testing.
2. Do not plug in the power supply when batteries are installed.
3. Do not look into the laser beam when unit is on.
4. Charge the batteries before use. Do not charge in unit.
5. Cover laser with dust-proof cap when not in operation.
