Faults & The Solutions - GPS Tracker GPS104 Instruction Manual

Don't put the unit in overheated or overcooled places.
1.
Handle carefully. Don't vibrate or shake it violently.
2.
3. Please use a dry cloth to clear and don't use chemicals and cleaners.
4. Please don't paint the device, this may lead to internal circuit failure.
5. Please don't disassemble the device.
6. Please read the user manual carefully before installation and operation, learn something more
about the voltage range. Otherwise, it won't work properly or destroy the product.
7. Faults & the Solutions
Faults
Can't turn it on Backup battery is low
Please check if SIM card load well and
No GSM signal
confirm the network is GSM network.
Hang off fail Authorized phone number setup, and
/ monitor fail calling from non-authorized phone
number
1. APN，IP and port is not correct.
GPRS fail to be
2.No GPRS subscription
online
3.Balance is not enough
Possible reason
21
Solution
Plug charger
1. Make sure that there is no call
transfer and call display is on, and
PIN code off.
2. Change another SIM card.
Please delete the authorized phone
number or send command to
initialize the settings to factory
default settings.
1. Re-configure it
2. Subscribe GPRS service
3. Charge