2-146
Printer Service Manual
5057-XXX
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Image quality trouble
Printer Related Troubleshooting
Note:
First, get a printout as a base, and follow the symptom table to identify the possible failing FRU’s.
Image quality symptoms
•
Faint print (low contrast)—
“Faint print (Low contrast)” on page 2-147
.
•
Blank print (no print)—
“Blank print (no print)” on page 2-149
.
•
Solid black—
“Solid black” on page 2-151
.
•
Vertical blank lines (White stripes in media transport direction)—
“Vertical lines and bands (process
direction)” on page 2-152
.
•
Horizontal band—
“Horizontal white stripes or bands (side to side direction)” on page 2-154
•
Vertical stripes—
“Vertical stripes (process direction)” on page 2-156
.
•
Horizontal stripes—
“Horizontal stripes (side to side direction)” on page 2-158
.
•
Partial lack—
“Partial lack” on page 2-160
.
•
Spots—
“Spots” on page 2-162
.
•
Afterimage—
“After image” on page 2-163
.
•
Background (fog)—
“Background (fog)” on page 2-165
.
•
Skew—
“Skew” on page 2-167
.
•
Media damage—
“Media damage” on page 2-169
.
•
No fuse—
“No fuse” on page 2-171
.
•
Color mis-registration—Go to
“Color misregistration” on page 2-172
.
•
Deletions—Go to
“Deletions” on page 2-173
.
•
High frequency bands—Go to
“High frequency bands” on page 2-174
.
Note:
When horizontal lines and/or spots occur periodically, it is possibly caused by a particular roll. In this
case, measure the interval on the print test, and check the relation to the roll in the printer. The interval does not
necessarily match circumference of the roll.
Содержание C935 Series
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Страница 321: ...Repair information 4 23 5057 XXX Go Back Previous Next 4 Remove the media out actuator A Front Bosses Lower view A...
Страница 331: ...Repair information 4 33 5057 XXX Go Back Previous Next E F...
Страница 345: ...Repair information 4 47 5057 XXX Go Back Previous Next 8 Remove the appropriate CMY toner add assemblies A A Shutter...
Страница 424: ...4 126 Printer Service Manual 5057 XXX Go Back Previous Next 8 Remove the shafts D 9 Remove the tray support rolls B...
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Страница 443: ...Repair information 4 145 5057 XXX Go Back Previous Next 8 Remove the media feed lift motor B A B Connector Rear...
Страница 460: ...4 162 Printer Service Manual 5057 XXX Go Back Previous Next 4 Remove the tray module drive motor A A Connector...
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Страница 534: ...5 4 Printer Service Manual 5057 XXX Go Back Previous Next Printhead Polygon mirror motor...
Страница 539: ...Connector locations 5 9 5057 XXX Go Back Previous Next...
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Страница 543: ...Connector locations 5 13 5057 XXX Go Back Previous Next Switch media size Switch TTM media size...
Страница 544: ...5 14 Printer Service Manual 5057 XXX Go Back Previous Next Media feed unit assembly Sensor tray 4 feed out...
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Страница 551: ...Parts catalog 7 3 5057 XXX Go Back Previous Next Assembly 2 Covers 2 2 1 11 8 7 9 5 6 4 3 10...
Страница 558: ...7 10 MFP Service Manual 5057 XXX Go Back Previous Next Assembly 8 Media feed unit 3 11 13 5 9 2 10 6 4 12 1 8 6 7 14...
Страница 580: ...7 32 MFP Service Manual 5057 XXX Go Back Previous Next Assembly 29 Electrical 1 3 5 9 2 10 6 4 8 1 7...
Страница 583: ...Parts catalog 7 35 5057 XXX Go Back Previous Next Assembly 31 Electrical 3 8 9 2 3 7 10 1 5 6 4...
Страница 585: ...Parts catalog 7 37 5057 XXX Go Back Previous Next Assembly 32 Electrical 4...
Страница 588: ...7 40 MFP Service Manual 5057 XXX Go Back Previous Next Assembly 34 1TM feed unit assembly 4 3 5 4 1 2...
Страница 593: ...Parts catalog 7 45 5057 XXX Go Back Previous Next Assembly 37 1TM drive and electrical...
Страница 595: ...Parts catalog 7 47 5057 XXX Go Back Previous Next Assembly 38 3TM covers 3 5 2 4 1...
Страница 597: ...Parts catalog 7 49 5057 XXX Go Back Previous Next Assembly 39 3TM feed unit assembly 4 3 5 4 1 2 4 4...
Страница 599: ...Parts catalog 7 51 5057 XXX Go Back Previous Next Assembly 40 3TM media feed unit 3 11 13 5 9 2 10 6 4 12 1 8 6 7 14...
Страница 601: ...Parts catalog 7 53 5057 XXX Go Back Previous Next Assembly 41 3TM left door 5 8 6 1 2 3 7 4 8 4 9 9 9...
Страница 603: ...Parts catalog 7 55 5057 XXX Go Back Previous Next Assembly 42 3TM drive and electrical...
Страница 606: ...7 58 MFP Service Manual 5057 XXX Go Back Previous Next Assembly 44 TTM media trays 3 5 4 3 7 2 6 8 1...
Страница 608: ...7 60 MFP Service Manual 5057 XXX Go Back Previous Next Assembly 45 TTM media tray 3 3 7 5 2 6 1 5 9 8 4 4 3...
Страница 615: ...Parts catalog 7 67 5057 XXX Go Back Previous Next Assembly 51 TTM drive and electrical 4 8 7 6 5 8 11 3 2 1 10 9 12...
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