2NP
1-4-42
6720
Belt rotation error (IHPWB)
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
Defective fuser
motor.
Replace the fuser motor.
Defective fuser
unit.
Replace the fuser unit (see page 1-5-17).
6730
Abnormally high IGBT1
temperature (IHPWB)
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
Defective cooling
fan motor.
Replace the IH fan motor.
6740
Abnormally high IGBT2
temperature (IHPWB)
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
Defective cooling
fan motor.
Replace the IH fan motor.
6750
Abnormally output overcur-
rent (IHPWB)
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
Defective fuser
unit.
Replace the fuser unit (see page 1-5-17).
6760
Abnormally AC input over-
current (IHPWB)
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
6770
Abnormally low electric
power (IHPWB)
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.
Defective PWB.
Replace the IH PWB and check for correct
operation (see page 1-5-51).
Code
Contents
Causes
Check procedures/
corrective measures
Y1
16
1
41-8
Se
r
vice Manual
Summary of Contents for d-Color MF2552 plus
Page 1: ...SERVICE MANUAL Multifuction Digital Copier d Color MF2552 plus Code Y116141 8...
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Page 24: ...Y116141 8 Service Manual...
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Page 569: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide...
Page 605: ...DP 773 Document processor Installation Guide...
Page 631: ...PF 791 500 x 2 Paper feeder Installation Guide...
Page 639: ...PF 810 3000 sheets deck Installation Guide...
Page 652: ...DF 770 D Document finisher Installation Guide...
Page 670: ...AK 740 Bridge unit Installation Guide...
Page 672: ...PH 7A C D Punch unit Installation Guide...
Page 693: ...DT 730 B Document tray Installation Guide...
Page 695: ...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 696: ...FAX System W B Installation Guide...