Reset button
Reset button
Press for 3 sec
GSM field strength (Fig. 6)
If the reset button on the unit is pressed for 3 seconds the GSM
field strength will be displayed for 5 seconds.
Reset button (GL6 only)
Press for 5 sec
Press 3 times
Press once
Press once
26
Check GSM network signal strength - refer
to Fig. 6.
Turn off while using battery power
Start a battery test manually
Cancel battery test
Turn on when using battery power
English