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3.1.2 Meaning of the LEDs
The MIM-G01 presents two LEDs, which indicate the devices current operating mode. After the
power supply hasbeen switched on, a self test will be executed. The endof this testis indicated
by aacoustic signal(short beep). Afterthetest, thedevice tries tomake aconnection tothe GSM
network. The green LED will flash slowly when the log in was successful.
Normal Modem GSM (MIM-G01) Mounting and Installation
3-4 MITSUBISHI ELECTRIC
-+
COM1 (RS 232)
Antenna
10...40 V DC
Power
Status GSM
N
GSM
ORMAL MODEM
SIM-Card Push
-+
10...40 V DC
Power
Status GSM
SIM-Card Push
Fig. 3-2: LEDs on the MIM-G01
LED Status Meaning
Power
(yellow)
Off Device is switched off (power supply disabled
On Device is switched on(power supply enabled)
Status GSM
(green)
On Device is not logged onto the GSM network
Slowly flashing Device is logged onto the GSM network
Rapidly flashing
Device is logged onto the GSM network, and active connection is
established
Tab. 3-3: Two LEDs are used to show the state of the modem