GT200 User manual
information to backend server.
z
Please note, in Fake Power Off Mode or Fake Ghost Mode, keep press SOS key for 3 seconds,
it will only open GPS and send position information to backend server.
4.4. Volume Adjust and State Switch
z
Press /- key to increase or decrease the volume while in talking.
z
In idle state, keep pressing the Volume – Key for 3 seconds to switch between normal and
silent state.
z
In normal state, there is a voice notification for incoming call and new protocol massage;
there is a short beep while pressing the key.
z
In silent state, there is vibration notification for incoming call and new protocol massage.
4.5. Key-Press Lock
z
Take this key up, all keys enable.
z
Take this key down, all keys disable, except SOS Key.
z
Note: when the keys are locked, if there is an incoming call, Answer key and Hang up key can
still be used. While in talking, Volume key can still be used to adjust the volume and Hang up
TRACGT200UM002
- 10 -
Quectel
