Black Box DV939 Manuel d'utilisateur télécharger pdf (Page 9)

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

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Black Box DV939 Manuel d'utilisateur Page 9