Hytera MD-785G [30/33] Troubleshooting
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Hytera MD-785G [30/33] Troubleshooting

Hytera MD-785G [30/33] Troubleshooting
25
Troubleshooting
Phenomena Analysis Solution
The radio can not be powered on. The power cord may be unconnected. Connect the power cord correctly.
During receiving signals, the voice is
weak, discontinuous or totally inac-
tive.
The volume may be set to a low level.
Increase the volume by rotating the Volume Control knob clock-
wise.
The antenna may get loose or may be improperly
installed.
Power off the radio, re-install the antenna and power on the radio
again.
The speaker may be blocked or damaged.
Clean surface of the speaker. If the problem can not be solved,
contact your dealer or our authorized service center for inspec-
tion and repair.
You can not communicate with other
members in Analog mode.
The frequency or signaling may be inconsistent with
that of other members.
Set your TX/RX frequency and signaling to the same as that of
other members.
You may be too far away from the group members.
Move towards other members. And make sure that you are within
the communication range.
You can not communicate with other
members in Digital mode although
there is receiving indication.
Your ID may be inconsistent with that of other mem-
bers. Consequently, the digital carrier can be received
but can not be demodulated.
Set your ID to the same as that of other members.
Irrelevant communications or noises
are heard on the analog channel.
You may be interrupted by radios using the same
frequency.
Adjust the squelch level.
The radio may be set with no signaling.
Set your radio with signaling to avoid interference at the same
frequency, and make sure that all members share the same sig-
naling.
The noise is too loud.
You may be too far away from other members. Move towards other members, and then try again.
You may be at an unfavorable position. For example,
your communication may be blocked by high build-
ings or frustrated in the underground areas.
Move to an open and at area, and try again.
You may suffer from external disturbance (such as
electromagnetic interference).
Stay away from equipment that may cause interference.
You can not use the keys. The keypad may fail to function temporarily. Restart the radio.
There is no display. The LCD may fail to function temporarily. Restart the radio.
The GPS cannot locate your position.
The GPS antenna is improperly connected. Connect the GPS antenna correctly.
No GPS signal is received. Move to an open and at area, and restart the radio.
If the above solutions can not x your problems, or you may have some other queries, please contact us or your local dealer for more technical
support.

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