TZ-AVL201 User Guide
V1.0
.2
May5
2014
16
9. Q&A
1. Question
: Unit will not turn on
Answer
:
1) Battery needs to charge.
Resolution
: 1) Recharge the unit for 2 hours.
2. Question:
Turn on the unit, and come into sleep mode.
Answer:
1) The battery needs to charge
2) The device needs to initialize after update new firmware.
Resolution:
1) Charge the unit.
2) Please don`t turn off and on after you update the new firmware.
3. Question:
Unit will not reply with SMS
Answer:
1) The unit don`t register the GSM network.
2) The signal is poor
3) Wrong password or wrong command format
4) The SIM is AVL201 has run out of credit
Resolution:
1) Check the SIM card has enough money for work.
2) Check the unit registers the GSM network.
3) Please care about the command format, attention it is “,” not a “
，
”.
4. Question:
GSM function can`t work normal
Answer:
1) There is no GSM signal.
2) Not insert the SIM card
3) SIM card has PIN code active
4) SIM card damaged
5) Battery is low
Resolution:
1) Compare with a mobile to check the GSM signal.
2) Make sure you insert a SIM card and the SIM can work.
3) Remove the PIN code of the SIM card.
4) Charge the unit to ensure the GSM start working.
5. Question:
Can`t receive the GPS
Answer:
1) Unit doesn`t have a open sky
2) Bad GPS reception
3) Battery is low
Resolution:
1) Move the unit to an open sky. Tall buildings, trees, cloud or heavy rain will case
the bad GPS reception.
2) Place the front side of the unit towards sky.
3) Charge the unit and get enough power for the unit working.
