Troubleshooting GSM IV Alarm

[admin]

Step by step:

- Again, start from simple
- make sure you SIM card work by putting in your mobile phone, check it can dial and send and receive SMS.
- put SIM card into GSM IV Alarm, make sure contact fit the contact points
- fasten the antenna, also make sure fastened, not loosen
- put in the power adapter, press on the CONFIG switch at the back to make the second left-most LED turns and stays on RED
- now trigger remote control, door sensor and motion detector one by one, you will see RED LED flashes because receiving signal
- press on CONFIG switch again to leave the configuration mode, LED will turns flashing RED and then wait for a while, it goes to GREEN
- use your remote control to check if operational