TLT-2F GPS/GSM Car Tracker Instruction Manual V3.0
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radio in parallel. When the car key is put on ACC gear and the green wire detects 12V voltage, the terminal
will automatically start charging function and switch GPRS timing upload mode. The white one is control
wire of fuel cutoff/power failure and connects pin 86 of relay which is a coil end. Pin 85 of the relay which is
another coil end connects fuel channel to supply 12V power (please note working volt of the relay is
consistent with working volt of the product). Pin 30 and Pin 87a are always closed ends and connect fuel
channel power circuit in series. Please install wire in a correct way. Suppliers will not be responsible for
device damage caused by wrong installation.
Figure 3 Relay connection method
5. Product accessories
1. TLT-2F GPS/GSM Car Tracker
2. Power wire
3. Battery
4. Instruction manual (CD)