MITSUBISHI ELECTRIC MITSUBISHI MAM MAM-AM24 - Manual (Page 39)

10.2 LEDs, Reset, Update, Error Diagnostics
10.2.1 LEDs on restart
The Alarm System runs through a memory test after the power supply is switched on, after a
factory reset or after new firmware is installed.
10.2.2 LEDs in the event of faults (only GM series)
10.2.3 Factory Reset
A factory reset deletes all the data stored in the Mitsubishi Alarm Modem and overwrites them
with factory settings. Your GSM settings (PIN) are retained.
Procedure:
ቢ Switch off the Mitsubishi Alarm Modem
ባ Press the Service button and keep depressed
ቤ Switch on the Mitsubishi Alarm Modem and wait for the Power LED to flash
ብ Release the Service button momentarily and
ቦ Press again until the Power LED visibly flashes at a faster rate
ቧ Release the Service button
E
ATTENTION:
A factory reset deletes the configuration!
Remember that this operation will delete any configuration contained in the modem.
Appendix LEDs, Reset, Update, Error Diagnostics
Mitsubishi Alarm Modem 10 - 4
Power
(yellow)
Process
(red)
Line
(green)
Data Out
(yellow)
Modem Mode
(rot)
Start self-test
Test of all LEDs
flashes
Memory test
MAM is operational.
Duration of self-test approx. 12 s
Tab. 10-8: LEDs on restart
Process
(red)
Line
(green)
Data Out
(yellow)
flashes flashes flashes
Fault when accessing the GSM module
This may be due to an incorrect PIN, no project loaded in the Mitsubishi
Alarm Modem or a fault in the GSM module.
off
No network, poor reception quality
The modem is not logged in if the GSM network is not available or the re-
ception quality is too poor. Check the connection and the positioning of the
antenna.
Tab. 10-9: LEDs in the event of faults