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Meaning of the LEDs
3.2
Meaning of the LEDs
Fig. 3-3:
LED
Power
(yellow)
Process
(red)
Line
(green)
Data Out
(yellow)
Modem
Mode
(red)
Tab. 3-3:
NOTE
Operations in progress but messages cannot be sent until Modem Mode is terminated
(see section 7.5.5).
3 - 3
Power
Process
LEDs on the modem
Status
Meaning
Device operational
No power supply
Processing in progress: message generation, variable changes etc.
Normal operation, no processing in progress
Connection present
Modem is not logged onto the GSM network
Modem is logged onto the GSM network. LED flashes every 2 s (only GM series).
flashes 1x
Outgoing/incoming call: establishing connection, LED flashes 4 times per second.
flashes
Message ready to send waits inside the device
No message in outbox
TiXML Mode
standard mode for the Mitsubishi Alarm Modem.
Modem Mode (device usable as generic modem via COM1)
Transparent Mode (device provides transparent connection)
Meaning and function of the LEDs
Installation and Mounting
Service
Power
Process
Line Data out
SIM-Card
DC 10...30V
-
+
COM2 (RS232)
Line Data out
Modem Mode
MITSUBISHI ELECTRIC
Antenna
Modem Mode
Push
COM1 (RS232)
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