FCAR F3 auto code scanner  Main Unit Power Supply
FCAR F3 auto code scanner main unit power supply has four kinds of ways
①    Through the power adapter supply
②    Vehicle diagnostic socket power supply
③    Vehicle cigarette lighter power supply
④    Vehicle battery power supply

Cable Connection Method
Option of power:
If the diagnostic socket not with power supply, can choose ① ③ ④ in 1 one of the three power connection methods to provide power for the  diagnostic car scanner main unit.
If the diagnostic socket with power, you do not need to connect another power cord.

The connection of testing cable as shown in Figure 2.
The prerequisites for vehicle:
1 confirm the diagnostic socket location, shape, and whether need for external power supply.
2 select the appropriate connector according to the vehicle model and shape of diagnostic socket.
3 Connect one end of the main testing line to the other end of diagnostic car scanner main unit diagnostic connector.
4 plug diagnostic connector that connected with the main testing line into the vehicle diagnostic socket.
5 confirm that car code reader main unit with power and start up.

3  Start Up
Through any one of the four power supply power ways described in 1 supply power, press the button [POWER] in the bottom left of the main unit screen. The main unit will be getting started, and then enter into the running state.
4  Shut Down
When you're done with the equipment, operate the touch screen back to desktop, press the [POWER] key in the bottom left of the diagnostic car scanner main unit screen to shut down.
When startup or shutdown, the button operation time is generally 1 ~ 2ms, long press the On and Off button can cause key failure.

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