54
LED Combinations
Condition
Green LED
Red LED
Yellow LED
The initial setup process takes approximately 1 minute. The below sequence is what you
will see after power is connected.
Slow
Off
Off
The GSM module is in the process of being
setup
. (Approx. 30Seconds)
1 Quick
1 Quick
Off
The GSM module setup is complete. The SIM
card is being setup and is now ready for
operation. (Approx. 15 seconds)
GSM Signal is not ready
1 Quick
1 Quick
Slow
The GSM module setup is complete.
The SIM card is ready for operation.
The network signal is being calculated by the
GSM Module (Approx. 5 seconds)
1 Quick
1 Quick
1 Quick (Low)
2 Quick (OK)
3 Quick (Good)
4 Quick (Max)
The GSM module setup is complete.
The SIM card is ready for operation.
The network is ready.
The yellow status LED indicates signal strength.
2 Quick
Off
Off
GSM Module setup is complete and the GSM
module is asleep. The GSM Module enters
Sleep Mode after 5 minutes of operation. It
wakes up after 15 minutes in Normal Mode.
During the initial setup process, faults may be found with the SIM Card, Network Signal or
GSM Module itself. The table below shows these faults and how the Status LED’s will
indicate a fault..
Steady
Off
Off
The setup of the GSM module has failed. Check
that the module is present. Reset the unit and
try again.
Note: The unit will automatically reset within 1
hour and try again.
Slow
Steady
Steady
The GSM module is in the process of being
setup.
The SIM card has failed. These lights will
flash for 10 seconds before the unit enters
Sleep Mode.
Check that the SIM card is present and
inserted correctly.
Try cleaning the contacts in the SIM Card
Holder and cleaning the SIM Card to fix.
1 Quick
1 Quick
Steady
The GSM module setup is complete.
The SIM card is ready for operation.
The signal is not detectable. Check that the
antenna is present and connected to the GSM
module.
1 Quick
1 Quick
Slow
The GSM module setup is complete.
The SIM card is ready for operation.
The network is NOT ready.