112 BBV28581 05/2010
Diagnostics and Troubleshooting
Fault detection codes displayed on the remote display terminal
(1) Flashing
Code Name Description
InIt On initializing itself Micro controller initializing
Communication configuration search
COM.E
(1)
Communication error It has 50ms time out error.
This message is shown after 220 retry attempts.
A-17
(1)
Key alarm Key has been pressed consecutively for more than 10 seconds.
Membrane switch disconnected.
Keypad woken up while a key is being pressed.
cLr
(1)
Confirm Fault reset This message appears if the STOP key is pressed when there is a keypad fault.
dEU.E
(1)
Drive mismatch Drive type (brand) did not match with keypad type (brand)
?
rOM.E
(1)
ROM abnormality Keypad ROM abnormality detected by the checksum calculation.
rAM.E
(1)
RAM abnormality Keypad RAM abnormality detected.
CPU.E
(1)
The other defect The other detected fault.