
18
Trouble shooting
Error pattern / problem
Possible causes
Solution
a-wire is not connected
connect the a-wire,
device is in standby mode again
a- and P-wire are interchanged or short-
circuited
change a- and P-wire or remove short-
circuit
device is in standby mode again
EEPROM error:
defect, is missing or plugged incorrectly
Ensure that the module is voltage-free!
Plug the EEPROM (correctly) on the pins.
The component side must be visible.
Connect the module again.
device is in standby mode again
Button stucks (press longer than 25 sec)
release the button,
device is in standby mode again