11 Troubleshooting and solution
After initialisation period your GSM module will display the result of the Auto check function, by signalling
on the LED the default or error detected.
The initialising period is showed by the 2 communication & SMS blinking LED (alternatively Green / Red).
Com. LED
Status of the LED after initialising period:
Com.
SMS/GSM
LED
LED
RED
-
blinking
Red
blinking
Red
-
blinking
Red
-
blinking
Red
-
blinking
Red
blinking
Red
blinking
* You will have the possibility to reset your GSM module by pressing the push button during 10 seconds (to
be use only when you have lost the communication SMS function)
Network
V24 display
LED
GSM
-
System Error 0
GSM
-
System Error 1
GSM
-
System Error 2
GSM
-
System Error 3
GSM
ON
System Error 4
GSM
-
System Error 5
GSM
-
System Error 6
Network
LED
SMS / GSM
LED
Default
Bus communication
error between V24
central and GSM or
RF antenna
SIM card inserted but
locked by PIN code.
GSM module, internal
error
SMS Transmission
failed
SIM card detected, but
impossible to register
on network.
SIM card not detected
SIM card detected but
empty (No credit)
34
Solution
Check the connections, if prob-
lem persist contact your seller.
Remove the PIN code security
function on a GSM mobile.
Try to reset* the GSM module.
If problem persist contact your
seller.
Check the network power, and
try to move the GSM module in
another place in the house.
Check GSM antenna connec-
tion.
Check if the SIM card is avail-
able on the network detected.
Check SIM card validity.
Contact your provider of SIM
card.
Check the correct insertion of
the SIM card
Clean the contact of the SIM
card.
Check the SIM card on a GSM
mobile.
Contact your seller.
Fill your SIM card.