12
FAQ
Instructions/Solutions
Fail to turn it on
Please check device charged
No GSM signal
⚫
Please check if SIM card installed correctly.
⚫
Please check if SIM card is 2G GSM network.
⚫
Don’t turn on the PIN code
⚫
no calls can be diverted
⚫
Please check if voltage of the power is normal
⚫
⚫
Please check if voltage of the power is normal
电源电压是否正常
No GPS
A more open view of the sky is recommended to make
sure the device can receive the GPS signal normally.in
outdoor,or take device to walk around
No reply to SMS
command
SMS commands password wrong or the format is
wrong. restore factory
settings send “
reset123456
”
No reply to calling &
No alarm message
Authorized / admin phone number is incorrect or has not
set up,check sim card is normal
SMS position OK,
cannot use the APP
and web platform
Pls check if APN is correctly set. And pls find out the
correct APN content of the SIM card.
Platform position is
difference from the
actual position.
No uploading position time or no GPS signal,reply
position is last times. 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
