1-4-71
(2) No image appears (entirely black).
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 (YC19)
Defective charger roller unit. Replace the charger roller unit
(see page 1-5-23).
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-65).
Defective engine PWB.
Replace the engine PWB (see page 1-5-58).
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 CCD PWB (YC2)
CCD PWB and engine PWB (YC29)
Defective CCD PWB.
Replace the image scanner unit
(see page 1-5-34).
Defective engine PWB.
Replace the engine PWB (see page 1-5-54).
The laser
scanner unit
beams con-
tinuously.
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.
APC PWB and engine PWB (YC4)
Defective laser scanner
unit.
Replace the laser scanner unit.
Defective engine PWB.
Replace the engine PWB.
Print example
Causes
Check procedures/corrective measures
Defective
transfer
charger out-
put.
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 (YC19)
Defective high voltage
PWB.
Replace the high voltage PWB
(see page 1-5-65).
Defective engine PWB.
Replace the engine PWB (see page 1-5-58).
Insufficient toner.
If the display shows the message requesting
toner replenishment, replace the container.
Deteriorated toner.
Perform the drum refresh operation.
Y11
8
240-1
Service Manual
Summary of Contents for d-Copia 3002MF plus
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Page 548: ...Installation Guide DP 7100 Document processor Installation Guide...
Page 549: ...DP 7100...
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Page 580: ...DP 7110 Document processor Installation Guide...
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Page 585: ...3 F G H M3x8 BLACK A...
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Page 587: ...5 J L K M3x8 K M3x8 K M3x8 A...
Page 588: ...6 O N A...
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Page 591: ...9 2 2 2 C M4x14 E B...
Page 592: ...10 F G H M3x8 BLACK B...
Page 593: ...11 I B...
Page 594: ...12 J L P K M3x8 K M3x8 B...
Page 595: ...13 O N B...
Page 615: ...DP 7120 Document processor Installation Guide...
Page 619: ...2 1mm 0mm B B A D C A...
Page 620: ...3 E A...
Page 621: ...4 G F F H ON 10 mm 10 mm A...
Page 623: ...6 D B...
Page 624: ...7 E B...
Page 625: ...8 F ON G F H 10 mm 10 mm B...
Page 634: ...17 2 6 7 3 4 5 A B...
Page 636: ...19 9 11 10 13 14 12 10 mm A B...
Page 646: ...PF 791 500 x 2 Paper feeder Installation Guide...
Page 654: ...PF 810 3000 sheet deck Installation Guide...
Page 667: ...DF 791 3000 sheet finisher Installation Guide...
Page 682: ...DF 7120 1000 sheet finisher Installation Guide...
Page 686: ...2 7 7 15 a b a a b b b a A...
Page 687: ...3 A...
Page 688: ...4 c d 14 c d c d 12 c d c d 14 c d c d 12 c d A...
Page 689: ...5 D ON A...
Page 691: ...7 L B...
Page 693: ...9 G B...
Page 694: ...10 b a 17 17 25 a b a a b b B...
Page 695: ...11 c d 24 c d c d 22 c d B...
Page 696: ...12 B...
Page 697: ...13 ON D B...
Page 700: ...AK 740 Bridge unit Installation Guide...
Page 702: ...MT 730 Mailbox Installation Guide...
Page 717: ...PH 7A C D Punch unit Installation Guide...
Page 738: ...DT 730 B Document tray Installation Guide...
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Page 741: ...FAX System 12 Installation Guide...