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This section describes likely causes of and possible solutions for unclear copies.
Problem |
Cause |
Solution |
|---|---|---|
Black or white streaks appear on copies. |
The original is dusty. |
Clean the original and try copying again. Be particularly careful when using the following types of original:
|
The background is dirty. |
Image density is too high. |
Adjust the image density settings. See "Adjusting Copy Image Density", Copy/Document Server Reference. |
The background is dirty. |
Auto Image Density is not selected. |
On the control panel, select [Auto Density]. |
The reverse side of an original image is copied. |
Image density is too high. |
Adjust the image density settings. See "Adjusting Copy Image Density", Copy/Document Server Reference. |
The reverse side of an original image is copied. |
Auto Image Density is not selected. |
On the control panel, select [Auto Density]. |
A shadow appears on copies if you use pasted originals. |
Image density is too high. |
|
The same copy area is dirty whenever making copies. |
The scanning glass or white strip is dirty. |
Clean them. See Maintaining Your Machine. |
The same copy area is dirty whenever making copies. |
|
On the control panel, press [Generation Copy] in [Others], and then begin copying. |
Toner fusing is poor. |
The paper thickness is not properly set. |
Set the paper thickness again. See "Tray Paper Settings", General Settings Guide. |
Toner fusing is poor. |
The copy paper is too thick. |
Set the paper thickness again. See "Tray Paper Settings", General Settings Guide. |
Copies are too light. |
Image density is too light. |
Adjust the image density settings. See "Adjusting Copy Image Density", Copy/Document Server Reference. |
Copies are too light. |
A light copy may result when you use damp or rough grain paper. |
Use recommended paper only and be sure its storage environment meets the recommended temperature and humidity conditions. For details about recommended paper and the proper way to store it, see "Recommended Paper Sizes and Types" and "Paper Storage", About This Machine. |
Copies are too light. |
Toner cartridge is almost empty. |
Add toner. See Adding Toner. |
Copies are blurred. |
Continuous copies have been made on small sized paper. |
Wait about two minutes, and then try copying again. |
Parts of images are not copied. |
The original is not set correctly. |
Set originals correctly. See "Placing Originals", Copy/Document Server Reference. |
Parts of images are not copied. |
The correct paper size is not selected. |
Select the proper paper size. |
Images appear only partially. |
The paper is damp. |
Use paper that has been stored in the recommended temperature and humidity condition. For details about the proper way to store it, see "Paper Storage", About This Machine. |
Image density is uneven. |
The original has areas of solid color, or [Positive/Negative] is selected when copying multiple sheets. |
When using Repeat Copy with originals that have areas of solid color, set the number of originals as follows: A0 - A2 (E - C): 1 sheet, A3 (B) or smaller: 3 sheets. For details about sizes of originals, see "Measure Chart", Copy/Document Server Reference. |
Image density is uneven. |
Halftone originals can cause this problem. |
Try using "Text / Photo". |
Images are blurred when using translucent paper. |
Translucent paper is being used when copying multiple sheets. |
Select a proper paper thickness for the copy paper. See "Tray Paper Settings", General Settings Guide. |
Extreme wrinkling occurs when using translucent paper. |
An improper paper thickness is selected. |
Select a proper paper thickness for the copy paper. See "Tray Paper Settings", General Settings Guide. |
Strong wrinkles appear when using translucent paper. |
The paper type has recently been changed from plain paper to translucent paper. |
Wait about one minute. |
Streaks, scratches, or wrinkles appear in areas of solid black. |
Copy paper has been changed from plain to translucent paper, or from translucent to plain paper. |
After switching from plain to translucent paper, wait one minute. After switching from translucent to plain paper, wait two minutes before making copies. |
Black lines appear. |
The exposure glass or scanning glass is dirty. |
Clean them. See Maintaining Your Machine. |
White lines appear. |
The exposure glass or scanning glass is dirty. |
Clean them. See Maintaining Your Machine. |
White lines appear. |
When |
Add toner. See Adding Toner. |
Copies are blank. |
The original is not set correctly. |
When using the original table, face the originals down. |
A moiré pattern is produced on copies.
|
Your original has a dot pattern image or many lines. |
|
Wrinkles appear on the copy. |
The paper is damp. |
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