WAFER GSM-KEY REMOTE CONTROL UNIT
http://www.waferstar.com
Troubleshooting
No LED is on after power up
·
Check the power supply.
·
Check the wires is connected well.
GSM
LED D6
is not flash slowly
(GSM LED normally flash quickly when power off and when it connected to GSM net ,then
would flash around two seconds per time).
·
Check your ordered device if that is the proper GSM BAND to your country.
(Some country is QUAD BAND , some others is DUAL BAND, please check wafer website:
http://www.waferstar.com/en/gsm-frequencies-list.html
to check if that is proper)
·
Check the SIM card is properly inserted.
·
Check the PIN.(Normally don’t need to check, if SIM card can work with your mobile phone.)
·
Check the antenna connection is fitted well.
·
GSM Signal is not good and cann’t register to GSM,try to move to another place to test.
·
If still cann’t registered to the GSM net, try to contact wafer to get the technical support
·
When LED D6 is flashing slowly,try to call the SIM card,the calling status would be in busy.
MCU
LED D4
is not flash slowly
·
MCU is not working properly,Check the syster power
No Relay working tone can be heard when phone calling the device
·
Check if your Control number is already setup into the device.
·
GSM-KEY is not initialized properly upon start (approx. 10s after power up).
·
If the GOT timer is setup to a very short timer ( normally should be more than 500ms )
GSM-KEY does not communicate with PC
·
Check the serial cable connection.
·
Check the COM number setting on PC.
·
Check the COM parameters (9600 bps, 8N1).
·
An incoming call is ringing on GSM-KEY
·
An incoming SMS message is on processing by GSM-KEY
