SERVICE PROGRAM MODE 26 January, 2001
5-20
SP4 Mode Number Function and [Setting]
4903* 18* Black Streaking Correction Corrects streaks, black lines is copies caused by
a dirty platen or scanning glass.
[0~8 / 0 / 1 step]
0: Off (no black streaking adjustment is
performed)
Select a higher value (1 to 8) to eliminate black
streaking. However, raising the value could
lighten parts of the image or cause part of the
image or text to drop out.
20* Filter Level: Text 25%~64% Selects the MTF filter coefficient for the text
mode in the main scan direction.
[0~15 / 9 / 1 step]
21*
MTF Filter Level: Text
25%~64%
Selects the MTF filter coefficient for the text
mode in the sub scan direction.
[0~13 / 13 / 1 step]
22* Filter Strength: Text
25%~64%
Selects the MTF filter strength in the main scan
direction for the text mode.
[0~7 / 2 / 1 step]
23* MTF Filter Strength: Text
25%~64%
Selects the MTF filter strength in the sub scan
direction for the text mode.
[0~7 / 2 / 1 step]
24*
Filter Level: Text
65%~154%
Selects the MTF filter coefficient for the main
scan direction in the text mode.
[0~15 / 12 / 1 step]
25* MTF Filter Level:
65%~154%
Selects the MTF filter coefficient for the sub
scan direction in the text mode.
[0~13 / 13 / 1 step]
26* Filter Strength: 65%~154% Selects the MTF filter strength for the main scan
direction in the text mode.
[0~7 / 2 / 1 step]
27*
MTF Filter Strength: Text
65%~154%
Selects the MTF filter strength for the sub scan
direction in the text mode.
[0~7 / 2 / 1 step]
28* Filter Level: Text
155%~256%
Selects the MTF filter coefficient for the main
scan direction in the text mode.
[0~15 / 14 / 1 step]
29* MTF Filter Level: Text
155%~256%
Selects the MTF filter coefficient for the sub
scan direction in the text mode.
[0~13 / 13 / 1 step]
30* Filter Strength Text:
155%~256%
Selects the MTF filter strength for the main scan
direction in the text mode.
[0~7 / 2 / 1 step]
31*
MTF Filter Strength: Text
155%~256%
Selects the MTF filter strength for the sub scan
direction in the text mode.
[0~7 / 2 / 1 step]
32* Filter Level: Text
257%~400%
Selects the MTF filter coefficient for the sub
scan direction in the text mode.
[0~15 / 15 / 1 step]
33* MTF Filter Level:
257%~400%
Selects the MTF filter coefficient for the sub
scan direction in the text mode.
[0~13 / 13 / 1 step]
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