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2KN/2KP
1-4-61
(10)
The feed motor does
not operate.
1. Poor contact in the feed
motor connector termi-
nals.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
2. Broken feed motor gear.
Check visually and replace the feed motor C if necessary.
3. Defective engine PWB.
Run maintenance item U030 and check if YC2-B7 on the engine
PWB goes low. If not, replace the engine PWB.
4. Defective feed motor.
Run maintenance item U030 and check if the feed motor oper-
ates. If not, replace the feed motor.
5. Defective duplex PWB.
Run maintenance item U030 and check if the feed motor oper-
ates. If not, replace the duplex PWB.
(11)
The MP feed motor
does not operate.
1. Poor contact in the MP
feed motor connector ter-
minals.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
2. Broken MP feed motor
gear.
Check visually and replace the MP feed motor if necessary.
3. Defective engine PWB.
Run maintenance item U030 and check if YC3-B8 on the engine
PWB goes low. If not, replace the engine PWB.
4. Defective MP feed motor. Run maintenance item U030 and check if the MP feed motor
operates. If not, replace the MP feed motor.
5. Defective deck PWB.
Run maintenance item U030 and check if the MP feed motor
operates. If not, replace the deck PWB.
(12)
The vertical feed
motor does not oper-
ate.
1. Poor contact in the verti-
cal feed motor connector
terminals.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
2. Broken vertical feed
motor gear.
Check visually and replace the vertical feed motor if necessary.
3. Defective vertical feed
motor.
Run maintenance item U030 and check if the vertical feed motor
operates. If not, replace the vertical feed motor.
4. Defective cassette PWB.
Run maintenance item U030 and check if the vertical feed motor
operates. If not, replace the cassette PWB.
(13)
The registration
motor does not oper-
ate.
1. Poor contact in the regis-
tration motor connector
terminals.
Reinsert the connector. Also check for continuity within the con-
nector cable. If none, remedy or replace the cable.
2. Broken registration motor
gear.
Check visually and replace the registration motor if necessary.
3. Defective engine PWB.
Run maintenance item U030 and check if YC2-B3 on the engine
PWB goes low. If not, replace the engine PWB.
4. Defective registration
motor.
Run maintenance item U030 and check if the registration motor
operates. If not, replace the registration motor.
5. Defective duplex PWB.
Run maintenance item U030 and check if the registration motor
operates. If not, replace the duplex PWB.
Problem
Causes
Check procedures/corrective measures
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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