3. OPERATION
3.4 Operating States/LED
The modem has a green LED, as depicted below, which is used to indicate various operating states. These states are described in following table.
LED |
Operating State | LED Status |
|
|
After switching on the modem | On after 4s |
|
|
Switch off (Power down) or power removed | Off |
|
|
Standby or talk | Flashing |
|
|
No network, network search, no SIM card, no PIN | On |
entered |
|
|
|
Notes! Switch off (Power Down): DC power is applied but the modem is switched OFF.
Standby: The GM29 is switched ON and camped on to the network. No call in progress.
Talk: The GM29 is switched ON and a voice/data call is in progress.
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