Functions
6.24 [3.11] Maintenance & Diagnostics > Test
Operating with the Local User Interface
244 Operating Manual, 06/2017, A5E31930478-05
[3.11.2] Test display
Test the display
1. Main menu > "3. Maintenance & Diagnostics" > "11. Test" > "2. Test display"
This test allows you to check whether the display has faulty pixels. Surface areas are
displayed successively in the greyscales that can be displayed.
2. Start or advance test with <ENTER> or cancel with <ESC>.
[3.11.3] Test keyboard
Test the keyboard
1. Main menu > "3. Maintenance & Diagnostics" > "11. Test" > "3. Test keyboard"
This test allows you to check whether the keys of the LUI function reliably. During this
test, the keyboard is emulated on the display. The keys are only assigned with the test
function during the test.
2. Test the keyboard: Press all keys on the keyboard in succession, except the <ESC> key.
Pressed keys are shown as inverted on the display.
3. Exit test: Press <ESC>.
[3.11.4] Test internal communication
Test internal communication
1. Main menu > "3. Maintenance & Diagnostics" > "11. Test" > "4. Test internal
communication"
Use this menu to test the device-internal CAN bus.
2. Start the test: "Find modules" parameter field.
– Authorize access with Standard PIN, if necessary.
– The test progress is displayed by a rotating progress sign.
At the end of the test, the CAN bus address is output for each recognized module.