User's Manual

10
f) Command for Set Time zone
The device is set to China time zone by default +8. When device upload the data to server it uses default time
zone. In order to receive the data in UTC time please set the time zone to 0.
Set Time zone: zone 0:00
Reply: zone 0
3. Common problem analysis and after-sales services
3.1 Common problem analysis
Question
Reason
Solution
Online tracking offline
SIM Card not enough
credit
Charge credit
SIM Card contact
problem
Re-install SIM card
Online tracking
parameter setting
error
Reset Parameters with correct
format according to user manual
Vehicle in
underground car
parks or tunnels,
signal weak.
Go to good signal area
Cannot locate
Vehicle in
underground car
parks or tunnels
Leave that area
GPS Antenna Side is
not up to sky
Make the GPS antenna side up to
sky