ADJUSTMENT
AND
INSPECTION
MAGNA 65-70-75-83
Doc. 10004978
Issued 27/03/2008
Rev. 00
P a g .
4 d i 19
Alarms and Decoder
The chopper card visualises an anomaly on two levels of information
1.
through a red alarm led which blinks for a quantity of times relative to the type of anomaly
2.
through a message on the console that specifies more details on the nature of the anomaly.
Following table reports for each alarm the possible anomaly and of how to proceed on the machine.
DIAGNOSIS LIST ALARMS
(for better understanding of the list refer also to the electrical layout)
Number of
blinkings
MESSAGE
NOTES
1 WATCH
DOG
The test of self-diagnosis of the chopper card carried
out both on rest as in drive verifies an anomaly
Possible causes
-
the logic of the chopper card is damaged
Actions
-
replace the chopper card
1
EEPROM DATA KO
The data of the hourmeter inside the chopper card
Actions
-
switch off and on again the key. If the problem will be
solved the counter will be reset.
1
EEPROM OFF LINE
The data of the hourmeter and of the alarm stored in
the chopper card are not correct
Actions
-
switch off and on again the key. If the problem persists
replace the chopper card
-
if the problem will be solved the data will be cancelled
1
EEPROM PAR KO
The memory of the chopper card has lost the
adjustment and operation data
Actions
-
switch off and on again the key. If the problem persists
replace the chopper card
-
if the problem will be solved the data will be replaced with
the standard data
