7
6
.
Learning Interpreter
6.1 Feature
Automatically searches for protocols.
RESET button for clear protocol memory.
Provide speed, rpm, throttle, battery voltage, engine loading, Emergency
Braking, DTC, Distance and temperature message.
OBD TX LED: indicate interpreter send data to vehicle.
OBD RX LED: indicate interpreter receive data from vehicle response.
DATA OUT: indicate interpreter send data out to DVR.
6.2 Learning protocol
：
6.2.1 ACC ON, do not start engine.
6.2.2 The interpreter start to learn protocol, in the same time power LED lighting, and
OBD TX led flash every one second. In case learning is successful, OBD2 TX,
RX and RS232 LED will flash to indicate data transfer status, the correct
protocol will be saved in memory also.
NOTE: To press RESET button over 1 second that will clear protocol memory.
6.3 After interpreter learning was successful, the DV900/DV939/DV708 red light
flashes mean the video and traffic information are recorded.
6.4 Interpreter cable:
The Interpreter offers 2 channels output,
one is for DVR another is spare data
output, the data channel is a RS232
interface; you can connect with a device to
monitor vehicle traffic information.
6.5 AV out confirm:
You can use AV out display to confirm the traffic information data whether it is
saved. Normally it will display image and date, time and throttle information.
RESET
Button
Summary of Contents for DV708 Black Box
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