FASTERHOLT B2, User Manual And Spare Parts, Page: 38 / 84

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Modem has LED to indicate status.
Green LED
Switched off Off
-
Searching the network Flashes quickly
-
No SIM card in modem
-
Incorrect PIN code
-
No GSM network available
STANDBY
(Registered on network) Flashes slowly
Connection (TALKING) On
When an SMS is received, the display shows:
Receiving an SMS, sender's phone number
and 40 characters of message. All SMS can
be received, but only known commands are
accepted.
When an SMS is sent, the display shows:
Sending an SMS, receiver's phone number
and machine status.