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2LK/2LN/2LM/2LC-2
1-4-94
(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 1 (YC1, 2) and engine
PWB (YC16)
High voltage PWB 1 (YC3, 4) and engine
PWB (YC17)
Defective charger roller unit. Replace the charger roller unit
(see page 1-5-38).
Defective high voltage PWB
1.
Replace the high voltage PWB 1
(see page 1-5-59).
Defective engine PWB.
Replace the engine PWB (see page 1-5-54).
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 lamp PWB and ISC PWB (CN6)
ISC PWB (YC3) and main PWB (YC11)
Defective exposure lamp.
Replace the LED lamp PWB (see page 1-5-
19).
Defective ISC PWB.
Replace the ISC PWB.
Defective main PWB.
Replace the main PWB (see page 1-5-49).
The laser is
activated
simultane-
ously for all
colors.
Defective laser scanner
unit.
Replace the laser scanner unit
(see page 1-5-25).
Summary of Contents for TASKalfa 3050ci
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Page 24: ...2LK 2LN 2LM 2LC 1 1 10 This page is intentionally left blank ...
Page 94: ...2LK 2LN 2LM 2LC 2 1 2 70 This page is intentionally left blank ...
Page 550: ...2LK 2LN 2LM 2LC 2 2 12 This page is intentionally left blank ...
Page 660: ...2LK 2LN 2LM 2LC 2 4 10 This page is intentionally left blank ...
Page 682: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR DOCUMENT PROCESSOR ...
Page 717: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Page 730: ...INSTALLATION GUIDE FOR LARGE CAPACITY FEEDER ...
Page 745: ...INSTALLATION GUIDE FOR SIDE DECK ...
Page 767: ...INSTALLATION GUIDE FOR SIDE MULTI TRAY ...
Page 803: ...INSTALLATION GUIDE FOR 1000 SHEETS FINISHER ...
Page 816: ...INSTALLATION GUIDE FOR 4000 SHEETS FINISHER ...
Page 832: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT ...
Page 846: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Page 863: ...INSTALLATION GUIDE FOR MAILBOX ...
Page 871: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 891: ...INSTALLATION GUIDE FOR INNER JOB SEPARATOR ...
Page 892: ...1 2 3 A B ...
Page 893: ...7 8 4 5 6 ...
Page 894: ...11 9 10 ...
Page 895: ...A 1 2 3 2 14 15 12 13 16 ...
Page 896: ...B 3 2 1 2 19 17 18 ...
Page 897: ...21 22 20 ...
Page 898: ...26 27 23 24 28 25 ...
Page 899: ...30 29 ...
Page 900: ...INSTALLATION GUIDE FOR RIGHT JOB SEPARATOR ...
Page 901: ...5 1 2 3 4 5 7 7 6 A B C A B ...
Page 902: ...9 10 11 12 13 14 7 8 Ԙ ԙ Ԙ ԙ C ...
Page 903: ...INSTALLATION GUIDE FOR FAX SYSTEM ...
Page 928: ...INSTALLATION GUIDE FOR DOCUMENT TABLE ...
Page 929: ...A C D E F I B G H J M4 14 2 M4 8 7 2 3 1 ...
Page 930: ...5 6 7 4 C A B ...
Page 931: ...8 I 9 J 9 ...
Page 932: ...14 10 11 13 D J 12 ...
Page 933: ...G E F 18 15 16 17 J ...
Page 934: ...H 19 20 ...
Page 935: ...2011 ...
Page 936: ...2011 ...