TKSTAR LK109 - Troubleshooting Common Faults; Startup Failures; Hang Up Failures; Monitoring Failures

7
7. Faults & The solutions
Faults
Solution
Startup Fail
Check the battery and see if it is fully charged or
correctly installed.
Hang up Fail
In existence of an authorized number, an unauthorized
number dials up the unit. Please initialize the unit and re-set up
the authorized numbers.
Monitoring failure
Please check the authorization number is set to the correct time
No GSM Signal
Please make sure SIM Card is GSM Net and installed correctly; also call
display should be on; but no call transfer and PIN code off.