Diagnosis System (Av Control Unit): Description
The AV control unit on board diagnosis performs the functions listed in the table below:
| Mode | Item | Content | |
|---|---|---|---|
| Version | - | Version data of the AV control unit is displayed. | |
| User Configuration | Touch Display Calibration | - | Calibration of the touch panel display can be performed. |
| Screenshot to USB | - | A screenshot of the display can be saved to USB memory. | |
| Time Interval | - | Destination time interval can be selected. | |
| Radio | FM monitor | - | Monitors the dynamic values of the current tuner |
| AM monitor | - | ||
| SXM monitor | - | Version data is displayed. | |
| System State | Running System Status |
|
The current system status is displayed. |
| Speaker Test 4kHz | - | This activates a sequence of test tone outputs to the audio circuits one after the other for 1 second. | |
| Speaker Test 100Hz | |||
| Display-Test | - | This provides a test sequence where test displays (plain colored display: e.g. white, black, red, blue, green) are shown one after the other. The respective color is shown for an indicated period of time (parameter). After the display test, the design of the display previously available is stored. While the screen shows a plain colored display, a pixel malfunction may be detected. |
|
| Self Test |
|
A system self test is executed and the results are stored into the error memory. | |
Perform CONSULT diagnosis if the AV control unit on board diagnosis does not start or the screen does not display anything.