136
UF-5500 / 4500
11.2.4. Print
11.2.4.1. Ghost Image
CROSS REFERENCE:
OK?
YES
Ghost
Distance
NO
END
Drum unit replace.
Is the distance of Ghost
about
75.4
mm (3.0 inches)?
YES
OK?
YES
NO
OK?
NO
OK?
YES
NO
OK?
NO
OK?
YES
NO
OK?
YES
NO
END
Clean heat roller or
pressure roller.
Is the distance of Ghost about
79
mm?
OK?
YES
NO
OK?
YES
NO
END
YES
END
YES
END
OK?
YES
NO
OK?
NO
YES
END
OK?
YES
NO
OK?
NO
YES
END
Is heat lamp in fuser unit normal?
Heat lamp replace.
Is thermistor in fuser unit normal?
Thermistor replace.
NO
・
Is there a scratch on the transfer roller?
・
Is the spring of the transfer roller normal?
・
Are the transfer roller and the blade spring
touching each other?
・
Is the motion of the transfer roller smooth?
Check whether the
transfer roller touches
the spring or not.
Replace the abnormal
parts of the transfer unit.
Is the transfer high-voltage
terminal contacting?
Replace the abnormal
parts of the transcription
high-voltage terminal.
Is the spring of the pressurized roller normal?
Replace the spring of
the pressurized roller.
Go to
POWER SUPPLY
BOARD SECTION.
Go to
HIGH VOLTAGE
SECTION.
Paper
Travel
A
Содержание UF-4500
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Страница 248: ...248 UF 5500 4500 13 5 Test Chart 13 5 1 ITU T No 1 Test Chart ...
Страница 249: ...249 UF 5500 4500 13 5 2 ITU T No 2 Test Chart ...
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Страница 309: ...309 UF 5500 4500 A1 A3 A4 A6 A7 A8 A9 A10 P1 P2 P3 P4 P5 P6 P7 P8 P7 Drum Cartridge Toner Cartridge P9 A11 ...
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