117
No.
Fault
Causes
Actions
3
Microphone
The microphone may be the
PTT microphone of the MCU
or the microphone of the
remote call station.
The problem may be:
- The socket is disconnected or
loose.
- The microphone is damaged.
Please check the connection
of the microphone socket.
Check the
microphone’s
installation and whether the
interface is locked. If the
microphone is connected
properly, please replace the
microphone.
4
Configuration File
The device cannot find the
configuration file or there is an
error.
Please upload the
configuration file to the device
again.
5
Emergency Voice
Emergency voice file is lost or
corrupted.
Reload the configuration file
or audio file.
6
CH1 Amp PS
The possible reasons are:
- The main power supply of a
power amplifier corresponding
to CH1 is disconnected.
- The backup power supply of
a power amplifier
corresponding to CH1 is
disconnected.
- Any fuse of CH1 power
amplifiers is burned.
Please check the connection
and fuse of the power supply
of CH1 power amplifiers.
7
CH2 Amp PS
The possible reasons are:
- The main power supply of a
power amplifier corresponding
to CH2 is disconnected.
- The backup power supply of
a power amplifier
corresponding to CH2 is
disconnected.
- Any fuse of CH2 power
amplifiers is burned.
Please check the connection
and fuse of the power supply
of CH2 power amplifiers.
8
Spare Amp PS
The possible reasons are:
- The main power supply of
the spare power amplifier is
disconnected.
- The backup power supply of
the spare power amplifier is
disconnected.
- Any fuse of the spare power
amplifiers is burned.
Please check the connection
and fuse of the power supply
of spare power amplifiers.
9
CHxx Amp Loop
The possible reasons are:
- The connections between
power amplifier and controller
are faulty.
- The power amplifier cannot
work normally.
Please check the power
amplifier and its connections
to the controller.
10
Spare Amp Loop
The possible reasons are:
- The connections between
spare power amplifier and
controller are faulty.
- The spare power amplifier
cannot work normally.
Please check the power
amplifier and its connections
to the controller.
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