BENE LEVEL LIFT Instructions De Montage Et D'utilisation page 79

OPERATION. POSSIBLE PROBLEMS
Display does not function (but buttons do)
possible reasons
Cable is defective
Display is defective
Microcontroller is defective
Manual switch is defective
Buttons do not function (but display does)
possible reasons
Cable is defective
Manual switch is defective
Buttons were pressed during start-up
Manual switch does not function (neither display nor buttons)
possible reasons
Cable is not plugged in
Cable is not plugged in correctly
Poor electrical contact
Cable is defective
Remedy
Exchange the manual switch.
Exchange the manual switch.
Exchange the manual switch.
Exchange the manual switch.
Remedy
Exchange the manual switch.
Exchange the manual switch.
Unplug the manual switch and then plug it back in without
touching the control panel.
Remedy
Plug the cable into the socket provided (marked "MC").
Unplug the cable and then plug it back in correctly.
Exchange the manual switch.
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