JAC A-CLASS, Manual

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self-inspection buzzer
Normal Ring once
Partial system abnormal Beeps twice
System cannot operate Beeps rapidly for a period of time, then the buzzer shuts down
Basing on the different phases of the detected obstacles, the controller will send out pulse signals of different frequencies to
the buzzer, which will send out beeps of different frequencies according to the different distance ranges to remind the
obstacle distance.
Obstacle distance
0.8m-1.2m
0.4m~0.8m
≤ 0.4m
Sound tip
1/2s
Once per 1/8s
Long beep
Zone Note
Safety zone Normal reverse
Slow speed zone Decelerating while reversing
Danger zone Stop reversing
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obstacle. The reversing radar will start when the reverse gear is engaged. At this moment, the reversing radar will perform a
quick self-inspection on overall system to ensure all components work normally. If part of system operation is abnormal or
overall system operates abnormally, the buzzer will ring twice for warning. For the self-inspection results, refer to the
following table.