Sequence of
actions by user
Reaction of the appliance
PASS FAIL Cause of failure Solution
Press button K
L White ON in UI panel + L OFF & BoxK White L damaged Change UI board
L(!W) ON & BoxK
White
L wrong color Change UI board
Other Lx toggle Short circuit in Led Change UI board
BoxK White in Display +
Other BoxKx White Short circuit in Buttons Change UI board
Hear the feedback sound.
It’s not possible to hear
the sound
The drive of the Buzzer
or the Buzzer in the
Main is damaged
Change Main
Board
The sound is persistent
The drive of the Buzzer
or the Buzzer in the
Main is damaged
Change Main
Board
The text on the Tile of the UI panel
is equal to the text on the Display
The text on the Tile of
the UI panel is dierent
to the text on the
Display
Wrong software
uploaded in the UI
Change Main
Board
Press button K
(optional)
• L OFF in UI panel +
• BoxK OFF in Display +
• Hear the feedback sound.
Test mode
To Next Page
Loading...
