TK-STAR TK306 - FAQ and Troubleshooting; Device Power Issues; No GSM Signal; No GPS Signal

5. FAQ and processing methods.
FAQ
Instructions/Solutions
Fail to turn it on
Insert card turn on,and connected12- 36 v power supply from OBD
interface
No GSM signal
Please check if SIM card installed correctly and have money,
if there a mobile phone GSM signal
 Please check if SIM card is 2G or 3G/4G Compatible 2G GSM
network.
 Don’t turn on the PIN code
No GPS
A more open view of the sky is recommended to make sure the
device can receive the GPS signal normally.in outdoor and take
device to walk around
No reply to SMS
command
Password wrong or the format is wrong. restore factory settings send
messages “begin123456”
No reply to
calling & No
alarm message
Authorized / admin phone number is incorrect or has not set up
SMS position
OK, cannot the
APP and web
Pls check if APN is correctly set. And set the correct APN
Platform position
is difference and
the actual
position.
position time don't update or no GPS signal: call the device phone
number and receive the position message. If it shows like Pic 2, pls
make sure the device can receive the GPS signal normally.in
outdoor and take device to walk around