isobus VT50 - Page 57

VT50 – Operation
5.3.8.5.3 Test touch
Not available in this version.
5.3.8.5.4 Test function keys
To test the function keys, proceed as follows:
1. Press on the "Function keys" button on the touchscreen or turn the scroll
wheel until the button is highlighted in white and then press on the scroll
wheel.
Once the button is highlighted you can, alternatively, also press the "OK" (F6)
button.
 A mask opens for testing of the function keys.
2. Press in the following row on the function keys F1-F12.
 The mask indicates which function key is being pressed.
5.3.8.5.5 Test scroll wheel (
→
Comfort)
To test the scroll wheel, proceed as follows:
1. Press on the "Scroll wheel" button on the touchscreen or turn the scroll wheel
until the button is highlighted in white and then press on the scroll wheel.
Once the button is highlighted you can, alternatively, also press the "OK" (F6)
button.
 A mask opens for testing the scroll wheel.
2. Turn the scroll wheel clockwise.
 The individual segments are highlighted.
3. Press on the scroll wheel.
 The segment highlighting is cleared.
5.3.8.5.6 Test buzzer
To test the buzzer, proceed as follows:
1. Press on the "Buzzer" button on the touchscreen or turn the scroll wheel until
the button is highlighted in white and then press on the scroll wheel.
Once the button is highlighted you can, alternatively, also press the "OK" (F6)
button.
 A mask opens for testing the buzzer.
 A tone sequence can be heard.
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