1-4-35
6250
Abnormally low fuser edge
thermistor temperature
When the detection tempera-
ture of the fixing thermistor 1
is falling target temperature by
100 °C or more for 1 second
after secondary stable tem-
perature attainment.
Fuser unit
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser thermistor 1 and Engine PWB
(YC9)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. If the I/F connector pins of the fuser unit
and the main unit are deformed owing to
foreign matters, such as paper dusts,
replace the connectors or the units
including the connectors.
Fuser thermostat
Replace the Fuser unit (see page 1-5-25).
Fuser heater
Engine PWB
Replace the engine PWB (see page 1-5-58).
6400
Zero-cross signal error
While fuser heater ON/OFF
control is performed, the zero-
cross signal is not input within
3 s.
Fuser unit
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Power source PWB (YC7) and engine
PWB (YC10)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. Replace the fuser heater PWB.
6910
Engine software ready error
The device won’t engage in
ready state in 60 minutes after
warming-up has began.
(A previous timeout process
has not been cancelled.)
Engine PWB
1. Turn the main power switch off and after
5 seconds, turn it on.
2. Reinstall the engine software.
3. Replace the engine PWB (see page 1-5-
Code
Contents
Related parts
Check procedures/
corrective measures
Y11
8
240-1
Service Manual
Summary of Contents for d-Copia 3002MF plus
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Page 67: ...1 2 40 This page is intentionally left blank Y118240 1 Service Manual...
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Page 548: ...Installation Guide DP 7100 Document processor Installation Guide...
Page 549: ...DP 7100...
Page 553: ...2 1mm 0mm A D C B B A...
Page 554: ...3 E A...
Page 555: ...4 I M3x8 F G M4x10 K J H A...
Page 556: ...5 ON A...
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Page 559: ...8 F G M4x10 H I M3x8 K J B...
Page 560: ...9 B...
Page 570: ...19 8 6 7 10 11 9 A B...
Page 580: ...DP 7110 Document processor Installation Guide...
Page 584: ...2 2 2 C M4x14 E 2 A...
Page 585: ...3 F G H M3x8 BLACK A...
Page 586: ...4 I A...
Page 587: ...5 J L K M3x8 K M3x8 K M3x8 A...
Page 588: ...6 O N A...
Page 589: ...7 ON A...
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...