2NP
1-4-23
1900
Paper feeder EEPROM error
When writing the data, the
write data and the read data is
not continuously in agreement
4 times.
Defective PWB.
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
2. Replace the PF main PWB (Refer to the
service manual for the paper feeder).
Device damage of
EEPROM.
Contact the Service Administrative Division.
2101
Developer motor K steady-
state error
The rated speed signal
detected the stability OFF
continuously for 1 s after the
developer motor K stabilizes.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity of the connector cable. If necessary,
replace the cable.
Developer motor K and engine PWB (YC17)
Defective drive
transmission sys-
tem.
1. To check the motor operation, execute
DLP(K) by U030 (see page 1-3-34).
2. Check if the rollers and gears rotate
smoothly. If not, grease the bushings
and gears. Check for broken gears and
replace if necessary.
Defective motor.
Replace the Developer motor K.
Defective PWB.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB and check for
correct operation (see page 1-5-33).
2102
Developer motor YCM
steady-state error
The rated speed signal
detected the stability OFF
continuously for 1 s after the
developer motor YCM
stabilizes.
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.
Developer motor YCM and engine PWB
(YC16)
Defective drive
transmission sys-
tem.
1. To check the motor operation, execute
DLP(YCM) by U030 (see page 1-3-34).
2. Check if the rollers and gears rotate
smoothly. If not, grease the bushings
and gears. Check for broken gears and
replace if any.
Defective motor.
Replace the Developer motor YCM.
Defective PWB.
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB and check for
correct operation (see page 1-5-33).
Code
Contents
Causes
Check procedures/
corrective measures
Se
r
vice Manual
Y1
16
1
41-8
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 298: ...2NP 1 3 212 This page is intentionally left blank Y116141 8 Service Manual...
Page 458: ...2NP 1 5 56 This page is intentionally left blank Y116141 8 Service Manual...
Page 482: ...2NP 2 1 22 This page is intentionally left blank Y116141 8 Service Manual...
Page 540: ...2NP 2 3 48 This page is intentionally left blank Y116141 8 Service Manual...
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...