15 February 2006 IMAGE PROCESSING
6-35
Detailed
Descriptions
Custom Setting: Photo Mode (Error Diffusion) Image Quality
Item Range Default SP No.
25~55% SP4903-009
55.5~75% SP4903-010
75.5~160% SP4903-011
Photo
160.5~400%
0~6 1 Normal
SP4903-012
Used for printed materials (magazines, etc.) with photographs to sharp patterns in
copies.
If the photos have dithered tones, the image becomes sharper if the value is
increased, but blurring could occur in the sub scan direction. If the value is
decreased, blurring in the sub scan direction is less obvious but outlines become
fuzzy.
Custom Setting: Text/Photo Mode Image Quality
Item Range Default SP No.
25~55% SP4903-013
55.5~75% SP4903-014
75.5~160% SP4903-015
Text/Photo
160.5~400%
0~10 5 Normal
SP4903-016
See the remarks for ‘Custom Setting: Text Mode Image Quality’ above.
Custom Setting: Pale Mode Image Quality
Item Range Default SP No.
25~55% SP4903-017
55.5~75% SP4903-018
75.5~160% SP4903-019
Pale
160.5~400%
0~10 5 Normal
SP4903-020
If the value is increased, low density areas become sharper, but the background
could become dirtier. If the value is decreased, the background disappears but the
density of low density areas becomes low.
Custom Setting: Generation Mode Image Quality
Item Range Default SP No.
25~55% SP4903-021
55.5~75% SP4903-022
75.5~160% SP4903-023
Generation
160.5~400%
0~10 5 Normal
SP4903-024
See the remarks for ‘Custom Setting: Pale Mode Image Quality’ above.