The NB network is turned off.
In direct mode (DMO): The terminal is in standby
state.
In trunking mode(TMO): The terminal detects no
signal.
The number of bars indicates the signal strength of the
NB network.
The digit indicates the number of missed calls.
The digit indicates the number of unread messages.
An individual/group call is in progress over the NB
network.
A duplex call is in progress.
A phone call is in progress over the BB network.
The End-to-End Encryption (E2EE) feature is enabled.
The terminal enables all the encryption features.
The terminal operates in silent mode.
An error occurs to the SD card.
For details on other LCD icons, refer to the User Manual.