Exfo FPM-600 Power Meter User Manual download pdf (Page 61)

Power Meter/Light Source/Optical Loss Test Set 55

8 Troubleshooting

Solving Common Problems

Problem Possible Cause Solution

The unit does not turn on.  You did not press

long enough.

 AC adapter/charger

not connected.

 Main battery

discharged.

 Weather too cold.

Press for 2

seconds.

Connect AC

adapter/charger and

charge battery.

The unit takes very long to

turn on.

Too many values saved

in memory.

Delete all data from

the unit.

Battery does not charge as

expected.

 Temperature too

high.

 Battery incorrectly

connected.

 Incorrect charger

used.

Ensure temperature is

within specifications.

Ensure battery is

connected properly.

Use the correct

charger.

Unable to change power

meter wavelength.

 Unit receiving Auto

(or REF) signal

from source.

 Only one

wavelength in list.

Change source mode

(see Modulating the

Source Signal on

page 34), then retry.

Add wavelengths.

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Exfo FPM-600 Power Meter User Manual Page 61

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