Troubleshooting - Entel HT844 User Manual

Professional submersible marine handheld transceivers
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SYMPTOM
Transceiver is not switching
on.
The scan key does not start
the scan.
Cannot change any function. Key lock is switched on.
The LED on the charger
does not illuminate when
charging.
No transmit or cannot select
high power.
Transceiver transmits
without pressing PTT button.
Buttons seem to work
intermittently.

Troubleshooting

PROBABLE CAUSE
Battery needs charging,
Battery is exhausted.
No channels memorised
(MEM).
Squelch is not adjusted.
Dirty terminal contact on
battery or charger.
Defective battery or charger. Contact your dealer.
Some channels are low
power only.
Battery pack exhausted.
VOX has been enabled.
Charge the battery pack.
Replace the battery pack.
Use the MEM key to enter
desired channels into scan
memory.
Adjust the squelch to threshold
or to the point where the white
noise just disappears.
Turn key lock off.
Clean contacts with dry clean
cloth.
Change to high power channel.
Charge / replace the battery.
Assign VOX to a button and
toggle OFF.
16
REMEDY

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