2NP
1-4-32
3310
CIS AGC error
After AGC, correct input is not
obtained at CIS.
CIS
1. Execute U906 Separating Operation
Release (see page 1-3-195).
2. To check the lamp, execute U061 CCD
(see page 1-3-43).
3. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
DP CIS and DPSHD PWB (YC2)
DPSHD PWB (YC3) and DP relay PWB
(YC2)
4. If the wiring is disconnected, shorted or
grounded, replace the wiring.
5. Replace the CIS and execute U091 and
U411 (see page 1-3-134,1-3-134).
DPSHD PWB
Replace the DPSHD PWB.
3500
Communication error
A wrong read-back value.
Defective connec-
tor 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.
CCD PWB and ISC PWB (YC9)
ISC PWB and main PWB (YC11)
Defective CCD
PWB.
Replace the image scanner unit
(see page 1-5-21).
Defective PWB.
Replace the main PWB and check for cor-
rect operation (see page 1-5-37).
3600
Scanner sequence error
Defective main
PWB or engine
PWB.
Replace the main PWB or the engine PWB
and check for correct operation
(see page 1-5-37 or 1-5-39).
3700
Scanner device error
CCD connector
inserted incor-
rectly.
Reinsert the image scanner unit connector if
necessary.
3800
AFE error
When writing the data, read
and write data does not match
3 times in succession.
Defective ISC
PWB.
Replace the ISC PWB and check for correct
operation.
3900
Backup memory read/write
error (ISC PWB)
Read and write data does not
match.
Defective backup
memory or PWB.
Replace the ISC PWB and check for correct
operation.
Code
Contents
Causes
Check procedures/
corrective measures
Содержание TASKalfa 2551ci
Страница 1: ...SERVICE MANUAL Published in September 2016 842NP11A 2NPSM06A Rev A TASKalfa 2551ci ...
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Страница 97: ...2NP 1 1 2 74 This page is intentionally left blank ...
Страница 259: ...2NP 1 3 162 U486 Details on the modes Figure 1 3 47 Item No Description ...
Страница 473: ...2NP 1 5 62 This page is intentionally left blank ...
Страница 496: ...2NP 2 1 21 Figure 2 1 25 Duplex conveying section block diagram EPWB DU_SW DU_CL_REM YC25 3 YC24 3 DUCL DUS ...
Страница 497: ...2NP 2 1 22 This page is intentionally left blank ...
Страница 544: ...2NP 2 3 37 2 3 5 IH PWB Figure 2 3 5 IH PWB silk screen diagram YC1 1 2 YC8 1 3 YC6 2 1 YC4 6 1 YC3 YC10 YC9 ...
Страница 555: ...2NP 2 3 48 This page is intentionally left blank ...
Страница 584: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Страница 620: ...DP 773 Document processor Installation Guide ...
Страница 646: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Страница 654: ...PF 810 3000 sheets deck Installation Guide ...
Страница 667: ...DF 770 D Document finisher Installation Guide ...
Страница 685: ...AK 740 Bridge unit Installation Guide ...
Страница 687: ...PH 7A C D Punch unit Installation Guide ...
Страница 708: ...DT 730 B Document tray Installation Guide ...
Страница 710: ...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 ...
Страница 711: ...FAX System W B Installation Guide ...