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ZTE G650/G651/G420/G120 GoTa Digital Trunking Phone
FallBack
Your phone has a FallBack function. When there are some troubles on
PTT system, the phone will start FallBack mode.
FallBack indication
When the signal icon turns to the icon (
the phone in the FallBack mode.
FallBack Function
In FallBack mode, the phone only can execute part of the PTT functions.
The Groups Calls such as Normal Group Call, Emergency Group Call, and
Broadcast Call can work well, but for other call functions can't work.
Troubleshooting
Symptoms
Power-on
Failure
Auto
Power-off
Inadequate
Standby Time
Network
Connection
Failure
80
Possible Causes
Inadequate battery
Level
Poor battery contact
Seriously poor
battery Level
Deceasing of battery
performance
Poor network signal
Poor network signal
Out of the service
area
) and twinkles, it stands for
Solutions
Charge the battery
Re-install the battery
Recharge the
battery
Replace the battery
Power off as network
signal is poor
Move to other places
Confirm whether it is
in the CDMA
network service area
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