Safety Information

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In the right lower corner of the screen, you can enter to the Waveform Mode by tapping
the View Waveform button.
Figure 1-12 Sample View Waveform Button Screen
Test Procedure
The test procedure is the same for all the protocols.
 To test the communication line
Using High speed CAN-bus line as an example.
1. Make sure the VCMI is connected to the vehicle’s OBDII connector. The VCMI is
connected with tablet successfully. Please refer to the Connection Diagram.
2. Place the ignition in the key ON position.
3. Select the High Speed CAN protocol in the lower corner of the screen.
4. The OBDII connector pin numbers that the signals are using are indicated and
the indicator lights flash consecutively.
NOTE
If the indicator lights are not flashing, ensure the ignition is in the key on position and
that signal pin assignment is correct.
Waveform Mode
This mode allows you to view the test result in a waveform form. This mode offers
greater details and offers a larger number of configuration options.