3022689 - N28 THE FUNCTIONS ARE NOT SELECTED WHEN THE BUTTONS ARE PRESSED

When some of the buttons on the front panel are pressed the corresponding functions do not take place
Results of the tests
1CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation
Connect the Examiner diagnostic equipment to the diagnostic connector and check that for errors at the Connect Node in the 'Reading Parameters' ambient Continue to Step 2Presence of faults Continue according to the instructions for the diagnostic equipment
2CHECKING WITH DIAGNOSTIC EQUIPMENTAll OKProblems metOperation

With the Examiner in the 'Reading Parameters' ambient for the Connect Node, check there are no faults and there is a change of state (pressed/released) in the following parameters:

  • Input selection button
  • Mute button
  • Menu button
Continue to Step 3The button(s) in question does not work (there are no changes in state). Replace the Connect module Op.   5580P20 
3CHECK ON CORRECT OPERATIONAll OKProblems metOperation
Check that the fault is no longer presentEnd of diagnosisFault persistsReplace the Connect Op.   5580P20