Doc. Title
ST940 User Manual
Concerning:
Rev.
Date (dd-mm-yy)
Page of Pages
Features and how to configure ST940
1.19
0
19-06-15
15
13 of 51
Power
Turn On
If you press POWER button for more than 3 seconds, the device will be turned on.
When the power is on, LEDs blink as below.
Turn Off
If you press the POWER button till all of the LEDs are turned on, the device goes to
shutdown. After the power is turned off, no LED blinks or lightens.
Charging Mode
Turn On
As soon as a device in a status of power off is connected with a charger, only charging the
device starts being processed. But, GSM session does not work. GPS LED is on. The
battery indicator continuously blinks.
If you press
‘power button ’of the device for more than 2 seconds in a mode of charging, the
device will turn to be in a mode of normal operation.
Device might be in an operational mode using its built-in battery. While this device is
being charged and if you press the
‘power button’ of this device for more than 2 seconds, the
mode of the device will change to a charging a mode.
