9
Troubleshooting
Phenomenon Analysis Solution
Terminals cannot be powered on. The battery power gets too low to supply the terminal. Charge for the battery.
Ne two r k r egi s tra tio n f a ils or
network can not be found.
The terminal is operating in DMO. Switch to TMO mode.
The terminal gets out of the network coverage (in TMO).
Check the signal strength. Make sure the terminal is within the
network coverage.
The terminal is not granted network
access. Contact the network operator for the terminal authorization.
Calls cannot be initiated.
The terminal or the called party is not within the network
coverage.
Check the signal strength. Make sure the terminal is within the
network coverage.
The terminal operates in an improper mode.
Check the operation mode. Make sure the terminal works in the
right mode.
A group call can not be initiated or
received.
The terminal is not a member of the group.
Check whether the terminal is a member of the group. If not, contact
your dealer to add the terminal to the group.
The terminal is not authorized to access the target group.
Contact the network operator for the terminal authorization.
Calls are always interrupted.
The current channel is assigned to emergency calls or other
calls with higher priority.
Wait until the channel becomes available and try again.
A half-duplex call can not b e
established.
The predefined time period for establishing a call expires. Make sure the call is established within the predefined time period.
The channel is occupied by another terminal with higher call
priority.
Wait until the channel becomes available and try again.
The channel resources are allocated to other services due to
overloaded network.
Wait until the channel becomes available and try again.
Abnormal disconnection occurs
during a call.
The terminal gets out of the network coverage (in TMO).
Check the signal strength. Make sure the terminal is within the
network coverage.
The terminal operates at an unfavorable position where
communication may be blocked by high buildings or frustrated
in the u
nderground areas (in DMO).
Move to an open and flat area, and restart the terminal.
As for the same status message
ID, the content displayed at the
receiving party is different from
that of the sending party.
The parties have associated the same status message ID with
different contents.
Make sure the status message ID is associated with the same
content.
If the above solutions can not fix your problems, or you may have some other queries, please contact us or your local dealer for more technical support.
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