2NL/2P8
1-4-72
(1) No image appears (entirely white).
(2) No image appears (entirely black).
Print example
Causes
Check procedures/corrective measures
Defective
transfer
bias output.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
High voltage PWB and engine PWB (YC31)
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-50).
Defective engine PWB.
Replace the engine PWB (see page 1-5-44).
Defective
developer
bias output.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
High voltage PWB and engine PWB (YC31)
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-50).
Defective engine PWB.
Replace the engine PWB (see page 1-5-44).
No LSU
laser is out-
put.
Defective laser scanner
unit.
Replace the laser scanner unit
(see page 1-5-21).
Defective main PWB.
Replace the main PWB (see page 1-5-38).
Print example
Causes
Check procedures/corrective measures
No main
charging.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
High voltage PWB and engine PWB (YC31)
Defective charger roller unit. Replace the charger roller unit
(see page 1-5-16).
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-50).
Defective engine PWB.
Replace the engine PWB (see page 1-5-44).
Exposure
lamp fails to
light.
Defective connector cable
or poor contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
LED PWB and ISC PWB (YC6)
CCD PWB and ISC PWB (YC9)
Defective CCD PWB.
Replace the image scanner unit
(see page 1-5-22).
Defective main PWB.
Replace the main PWB (see page 1-5-38).
Summary of Contents for TASKalfa 3010i
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Page 100: ...2NL 2P8 1 2 76 This page is intentionally left blank ...
Page 286: ...2NL 2P8 1 3 186 This page is intentionally left blank ...
Page 443: ...2NL 2P8 1 5 59 This page is intentionally left blank ...
Page 471: ...2NL 2P8 2 2 8 This page is intentionally left blank ...
Page 532: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Page 568: ...DP 773 Document processor Installation Guide ...
Page 594: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Page 602: ...PF 810 3000 sheet deck Installation Guide ...
Page 615: ...DF 791 3000 sheet finisher Installation Guide ...
Page 630: ...DF 770 D 1000 sheet finisher Installation Guide ...
Page 648: ...AK 740 Bridge unit Installation Guide ...
Page 650: ...MT 730 B Mailbox Installation Guide ...
Page 665: ...PH 7A C D Punch unit Installation Guide ...
Page 686: ...DT 730 B Document tray Installation Guide ...
Page 731: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Page 732: ...FAX System W B Installation Guide ...