Download TK103 User-Manual

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7. Don’t disassemble or refit the unit.
8. 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.
8． Faults & the Solutions
Faults
Solution
Startup Fail
Please check out the power wiring in correct place.
Call Fail
Hang up Fail
Monitor Fail
Location report in
digits of zeros.
Check the GSM antenna connected. Check whether the SIM card in
place. Check whether the normal power supply voltage.
In existence of an authorized number, an unauthorized number dials
up the unit. Please initialize the unit and re-set up the authorized
numbers.
Check if the authorized number is setup
Check out if the GPS external antenna well.