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Troubleshooting
● Nothing appears when the power is turned ON
Cause
Power is not supplied.
Battery polarity (+, ) is
reversed.
Battery life is low.
Instrument defect
● Swelling of operation key sheet
Cause
Using the instrument at high
elevation or other location where
the air pressure is different from
sea level.
Instrument defect
● Part of the display is missing
Cause
Instrument defect
108
How to solve problem
Insert batteries or connect the AC adapter (option).
Insert the batteries with the polarity (+, ) correctly
oriented.
Replace the batteries or connect the AC adapter (option).
Consult your dealer.
How to solve problem
To eliminate the pressure difference between the inside
and outside of the instrument, briefly open and then close
the AC adapter cover. After opening, correctly close the
cover to maintain dust and water proofing.
Consult your dealer.
How to solve problem
Check the display in full screen state when turning ON
the power of the instrument.
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