Cautions; Simple Faults & The Solutions - Coban gps104 TK104 User Manual

centernum123456 13800138000.
2. Cancel: Send "nocenternum+password" to tracker, it will reply "no center num ok".
IX.

Cautions

Don't put the unit in overheated or overcooled places.
1.
Handle carefully. Don't vibrate or shake it violently.
2.
Clear the unit with a piece of dry cloth. Don't clean in chemicals, detergent.
3.
Don't paint the unit, this may cause some foreign materials left in between the parts.
4.
Don't disassemble or refit the unit.。
5.
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.
X. Simple Faults & the Solutions
Faults
Fail to turn on
NO GSM signals
Hang up Fail
Monitor Fail
GPS Fix Fail
GPRS
Connecting Fail
Analyze
Battery power is low
1.GSM Antenna is not connect
well
2. SIM card is not properly
placed
In existence of an authorized
number, an unauthorized number
dials up the unit.
In existence of an authorized
number, an unauthorized number
dials up the unit.
1. GPS reception is poor.
2. GPS antenna is not connected
well.
1. APN, IP address and port
may be wrong.
2.No GPRS subscription
service
3. No credit for the SIMCARD
Solution
Connect with charger
1.Check GSM antenna connection
2. check SIMCARD installation
or change SIMCARD.
Please delete the authorized number or
initialize the unit.
Please delete the authorized number or
initialize the unit.
1.Put GPS in an open area
2.Check connection of GPS antenna
1， Configure APN, IP and port again.
2， Subscribe GPRS service
3，
Topped up the SIMCARD.
20