6-3
Chapter 6 Troubleshooting
Q.
Dust attaches to background.
A.
■
The BACKGROUND REMOVAL is set to smaller value.
➝
Set the BACKGROUND REMOVAL to larger value (
⇒
pages
2-15, 3-18).
A.
■
The SHARPNESS setting is too strong.
➝
Reduce the SHARPNESS setting (
⇒
pages 2-52, 3-26).
Q.
Moire occurs.
A.
■
When an image processing is executed, regularly-arranged
dots and lines overlap, causing the moire.
➝
Change the original setting direction.
➝
Reduce the SHARPNESS setting (
⇒
pages 2-52, 3-26).
➝
Change the ORIGINAL TYPE to TEXT/PHOTO (
⇒
pages 2-
13, 3-16).
Q.
Blue print cannot be copied clearly.
A.
■
For a blue print original with dark background and thin lines, it
may not be copied or scanned clearly only by setting the
original type to “Blue Print”.
➝
Set the contrast adjustment to “Bright”. (
⇒
page 2-54).
▼
Copy/scan cannot be performed clearly
