Electrical Components
B286/B289 6-98
SM
NUMBER
NAME
DESCRIPTION
SW11
Exit Unit Switch
Detects whether the fusing unit cover is open
or closed. SC559 is issued after 3 consecutive
jams occur in the fusing unit.
Note: SC559 is not issued unless SP1159 is
switched on (Default: “0” off).
The fusing unit cover must always be opened
and closed after this SC occurs to restore the
machine to full operation. This ensures that
the operator has opened and closed the cover
to check for paper and/or paper scraps around
the hot roller. Loose paper around the hot
roller is a fire hazard.
Others
CO1 Recycle
Counter
A mechanical counter that measures the total
length in meters of paper that the machine
feeds. It starts from the first copy.
H1
Dehumidifier 1
(Front/Right)
H2
Dehumidifier 2 (Front/Left)
H3
Dehumidifier 3 (Rear/Right)
H4
Dehumidifier 4 (Rear/Left)
One of four dehumidifiers that keeps the roll
feeder drawer free of moisture.
H5
Anti-Condensation Heater
(Left)
H6
Anti-Condensation Heater
(Right)
These are below the OPC drum. They keep
the copier free of moisture, which could cause
problems with paper feed and fusing.
HDD1 HDD
TH1 Hot
Roller
Thermistor
The CPU uses this thermistor to monitor the
temperature of the hot roller.
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Страница 35: ...INSTALLATION...
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Страница 117: ...PREVENTIVE MAINTENANCE...
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Страница 127: ...REPLACEMENT AND ADJUSTMENT...
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Страница 186: ...Boards B286 B289 3 58 SM 9 Remove the shield cover A x12 10 Remove A MCU x4 x1 B IPU x4...
Страница 198: ...Others B286 B289 3 70 SM 4 Remove the cooling fan D x 1 x 3...
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Страница 217: ...TROUBLESHOOTING...
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Страница 269: ...SERVICE TABLES...
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Страница 507: ...DETAILS...
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Страница 511: ...Overview SM 6 3 B286 B289 Details 6 1 2 MECHANICAL COMPONENT LAYOUT...
Страница 513: ...Overview SM 6 5 B286 B289 Details 6 1 3 DRIVE LAYOUT 1 Scanner Motor 2 Drum Motor 3 Main Motor 4 Fusing Motor...
Страница 526: ...Image Processing B286 B289 6 18 SM Text Mode...
Страница 529: ...Image Processing SM 6 21 B286 B289 Details Patched Original Mode...
Страница 530: ...Image Processing B286 B289 6 22 SM Generation Mode...
Страница 552: ...Development B286 B289 6 44 SM Toner End Recovery Flow Chart...
Страница 553: ...Paper Feed and Registration SM 6 45 B286 B289 Details 6 7 PAPER FEED AND REGISTRATION 6 7 1 OVERVIEW Layout Diagrams...
Страница 585: ...Fusing Unit SM 6 77 B286 B289 Details In the table below PR is the Pressure Roller and HR is the Hot Roller...
Страница 613: ...SPECIFICATIONS...
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