Self Diagnostic Codes - Kyocera AK-730 Service Manual

(2) Self diagnostic codes

If the part causing the problem was not supplied, use the unit including the part for replacement.
Code Contents
8010 Punch motor error 1
When the punch motor is
driven, punch home position
sensor does not turn on within
200 ms.
8020 Punch motor error 2
Home position is not obtained
in 3 seconds after home posi-
tion is initialized or in standby.
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Causes
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Defective punch
home position sen-
sor.
Defective punch
motor.
Defective PWB.
Defective connec-
tor cable or poor
contact in the con-
nector (4000-sheet
finisher).
Defective connec-
tor cable or poor
contact in the con-
nector (1000-sheet
finisher).
Defective punch
motor.
Defective PWB.
1-4-11
Check procedures/
corrective measures
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch home position sensor and punch
PWB (YC8)
Punch PWB (YC1) and DF main PWB (YC7)
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch home position sensor and punch
PWB (YC8)
Punch PWB (YC1) and DF main PWB (YC8)
Replace the punch home position sensor.
Replace the punch motor.
Replace the punch PWB or DF main PWB
and check for correct operation.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch PWB (YC1) and DF main PWB (YC7)
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Punch motor and punch PWB (YC4)
Punch PWB (YC1) and DF main PWB (YC8)
Replace the punch motor.
Replace the punch PWB or DF main PWB
and check for correct operation.
3NC/3NB/3NK