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Reset button (GL6 only)
Press for 5 sec
Turn off while using battery power
Press 3 times
Start a battery test manually
Press once
Cancel battery test
Press once
Turn on when using battery power
Reset button
Reset button
Press for 3 sec
Check GSM network signal strength - refer
to
Fig. 6.
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.
