Ricoh PRO C751 Digital Copier Manuals

Manuals and User Guides for Ricoh PRO C751 Digital Copier. We have 4 Ricoh PRO C751 Digital Copier manuals available for free PDF download: Service Training Manual, Troubleshooting Manual, Replacement Manual

Ricoh PRO C751 Service Training Manual (542 pages)

Brand: Ricoh | Category: Printer | Size: 8 MB

Ricoh PRO C751 Troubleshooting Manual (149 pages)

Brand: Ricoh | Category: Printer | Size: 2 MB

How to Read this Manual
2
Introduction
2
Symbols
2
Important
3
Notes
3
Table of Contents
4
Before You Begin
7
Guide to Components
7
Adjustment Settings for Skilled Operators Menu
8
Advanced Settings for Custom Papers
9
Before You Change a Setting
9
Troubleshooting Service Call Problems (SC Codes)
10
What Are SC Codes
10
SC Code List
11
Troubleshooting Image Quality Problems
12
Color Toner Spotting/Staining
12
Paper Is Spotted with Toner
12
Colored Spots
14
Colored Streaks (1)
17
Colored Streaks (2)
18
Colored Streaks (3)
19
Black Streaks
20
Two 13-MM Long Vertical Streaks
21
Two 24-MM Wide Streaks
23
Stained Paper Edges
25
Stained Background
25
Ghosting
26
Scratched Images and Stained Paper Edges
27
Toner Scatter
28
Toner Scatter (1)
28
Toner Scatter (2)
30
Toner Scatter (3)
32
Color Loss
34
Colorless Spots
34
White Dots/Lines
35
Vertical White Streaks
36
White Spots
38
Blister-Like White Spots
40
Mottling
41
Density Problems
43
Uneven Image Density
43
Uneven Density from Top to Bottom
46
Fainter Leading Edge
47
Fainter Trailing Edge
49
Uneven Density Within 90 MM (3.5 In.) of the Trailing Edge
51
Periodic Density Fluctuation (1)
53
Periodic Density Fluctuation (2)
54
Color (1): Black Faint During Full Color Printing
56
Color (2): Entire Image Faint
58
Color (3): Faded Vertical Streaks During Full Color Printing
59
Color Is too Dense
61
Broken Thin Lines
62
Blurred Images
63
Dropouts (Character Voids)
64
Gloss Problems
66
Glossy Lines
66
Vertical Glossy Lines
68
Insufficient Gloss
68
Fusing Problems
69
Insufficient Toner Fusing
69
Troubleshooting Paper Delivery Problems
71
Frequent Paper Misfeeds
71
Messages Reporting Paper Misfeeds
73
If (J032) Appears
74
If (J080) Appears
76
If (J083) Appears
77
If (J097) Appears
80
If (J098) Appears
81
If (J099) Appears
83
Paper Skew
84
Wrong Detection of Skew
85
Double Feeding
86
Wrong Detection of Double Feeding
88
Paper Misfeeding
89
Paper Feed Problems Affecting Image Quality
91
The Image Is Positioned Incorrectly
91
Image Scaling Error on the Side 1 of Paper
93
Image Scaling Error on the Side 2 of Paper
94
Image Skewing
95
White Spots
96
Paper Edges Are Soiled (1)
97
Paper Edges Are Soiled (2)
98
Paper Edges Are Soiled (3)
101
Paper Edges Are Soiled (4)
102
Expansion and Contraction (1)
104
Expansion and Contraction (2)
105
Scratches, Streaks, or Vertical Creases Appear on the Image
106
Decurling Results in Scratches, Streaks, or Creases
107
The Leading/Trailing Edge Margin Is Long
109
Curling
110
Attaching the Tab Sheet Holder
111
Cleaning the Paper Feed Path
113
Cleaning the Paper Feed Path in the Wide LCT (Trays 3-5)
114
Cleaning the Paper Feed Path in the Multi Bypass Tray (Tray 6)
116
Cleaning the Paper Feed Rollers and Paper Feed Belt in the Interposer
119
Post-Processing Option Troubleshooting
120
Finisher Sr5030/Booklet Finisher SR5040
120
Delivered Sheets Are Not Stacked Properly
120
Large Delivered Sheets Are Not Stacked Properly
121
Trailing Edge of Stapled Sheets Close to the Paper Exit
124
Sheets Cannot be Stapled Properly
125
Multi-Folding Unit
126
Inaccurate Folding (Folding Deviation)
126
Folding Deviation
127
Folds Soiled by Multi-Sheet Folding
132
Edges of Letter Fold Bent
134
Z-Folding Is Not Performed Properly
136
Folded Sheets Are Not Stacked Properly
137
Buffer Pass Unit
138
The Fan Is Noisy
138
High Capacity Stacker
139
Delivered Sheets Are Severely Curled
139
Delivered Sheets Are Not Aligned
142
Improving Throughput
145
Reducing the Waiting Time Prior to Printing
145
Improving Throughput When Printing on Paper with a Thickness Equivalent to Paper Weight 6 or 7
146
Improving Throughput When Printing Black-And-White Jobs and Color Jobs
148

Ricoh PRO C751 Replacement Manual (130 pages)

TCRU

Brand: Ricoh | Category: All in One Printer | Size: 4 MB

Ricoh PRO C751 Troubleshooting Manual (76 pages)

Brand: Ricoh | Category: Printer | Size: 2 MB

Ricoh Categories

All in One Printer

Printer

Digital Camera Copier Printer Accessories

More Ricoh Manuals

Ricoh PRO C751 Digital Copier Manuals

Ricoh PRO C751 Service Training Manual (542 pages)

Ricoh PRO C751 Troubleshooting Manual (149 pages)

Table of Contents

Ricoh PRO C751 Replacement Manual (130 pages)

Table of Contents

1 Before You Begin

2 Replacing the Paper Feed Rollers

3 Charge Roller Unit and Cleaning Unit for PCU

4 Drum Unit

5 Cleaning Unit for Intermediate Transfer Belt

6 Transfer Unit

7 Fusing Unit and Cleaning Unit for Fusing Unit

8 Periodic Cleaning

9 Roller and Sensor Inspection and Cleaning

Ricoh PRO C751 Troubleshooting Manual (76 pages)

Table of Contents

1 When the Machine Does Not Operate as Wanted

2 Clearing Misfeeds

3 Appendix

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