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
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Summary of Contents for UF-4500
Page 180: ...180 UF 5500 4500 ...
Page 248: ...248 UF 5500 4500 13 5 Test Chart 13 5 1 ITU T No 1 Test Chart ...
Page 249: ...249 UF 5500 4500 13 5 2 ITU T No 2 Test Chart ...
Page 281: ...281 UF 5500 4500 10 10 11 15 12 17 18 19 20 21 22 23 24 28 29 30 27 25 26 21 13 14 16 30 ...
Page 287: ...287 UF 5500 4500 130 131 132 133 134 135 136 137 138 139 140 141 PCB2 A UF 5500 only CN1 ...
Page 297: ...297 UF 5500 4500 ...
Page 305: ...305 UF 5500 4500 ...
Page 311: ...311 UF 5500 4500 501 502 503 504 506 507 505 508 509 511 510 514 513 512 P51 P53 P54 A51 P52 ...
Page 362: ...362 UF 5500 4500 ...