2A3/4
3-6-79
Broken feed clutch
4 coil.
Poor contact in
feed clutch 4 con-
nector terminals.
Defective engine
PCB.
Broken feed clutch
5 coil.
Poor contact in
feed clutch 5
connector
terminals.
Defective engine
PCB.
Broken registration
clutch coil.
Poor contact in the
registration clutch
connector termi-
nals.
Defective engine
PCB.
Broken bypass
paper feed clutch
coil.
Poor contact in the
bypass paper feed
clutch connector
terminals.
Defective engine
PCB.
(20)
Feed clutch 4
does not
operate.
(21)
Feed clutch 5
does not
operate.
(22)
The registra-
tion clutch
does not
operate.
(23)
The bypass
paper feed
clutch does
not operate.
Check for continuity across the coil. If none,
replace feed clutch 4.
Reinsert the connector. Also check for
continuity within the connector cable. If
none, remedy or replace the cable.
Run maintenance item U032 and check if
CN8-B9 on the engine PCB goes low. If not,
replace the engine PCB.
Check for continuity across the coil. If none,
replace feed clutch 5.
Reinsert the connector. Also check for
continuity within the connector cable. If
none, remedy or replace the cable.
Run maintenance item U032 and check if
CN12-A2 on the engine PCB goes low. If
not, replace the engine PCB.
Check for continuity across the coil. If none,
replace the registration clutch.
Reinsert the connector. Also check for
continuity within the connector cable. If
none, remedy or replace the cable.
Run maintenance item U032 and check if
CN8-B11 on the engine PCB goes low. If
not, replace the engine PCB.
Check for continuity across the coil. If none,
replace the bypass paper feed clutch.
Reinsert the connector. Also check for
continuity within the connector cable. If
none, remedy or replace the cable.
Run maintenance item U032 and check if
CN14-A7 on the engine PCB goes low. If
not, replace the engine PCB.
Problem
Causes
Check procedures/corrective measures
Содержание Ri 4230
Страница 1: ...4230 5230 S M MCA SERVICE MANUAL Published in June 00 2A370941 Revision 1 Ri 4230 5230 Ri 4230 5230 ...
Страница 3: ...SERVICE MANUAL Ri 4230 5230 ...
Страница 13: ...4230 5230 S M MCA THEORY AND CONSTRUCTION SECTION I I Theory and Construction Section ...
Страница 14: ...1 1 5 2A3 4 CONTENTS 1 1 Specifications 1 1 1 Specifications 1 1 1 ...
Страница 21: ...1 1 7 2A3 4 CONTENTS 1 2 Handling Precautions 1 2 1 Drum 1 2 1 1 2 2 Developer and toner 1 2 1 ...
Страница 100: ...4230 5230 S M MCA ELECTRICAL SECTION II II Electrical Section ...
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Страница 159: ...4230 5230 S M MCA III Set Up and Adjustment Section III SET UP AND ADJUSTMENT SECTION ...
Страница 419: ...1 1 25 2A3 4 CONTENTS 3 5 Self Diagnosis 3 5 1 Self diagnosis 3 5 1 1 Self diagnostic function 3 5 1 ...
Страница 448: ...2A3 4 3 6 3 25 Toner scatters at the leading edge of the image See page 3 6 17 ...