Read Sharp AR-C260 (serv.man12) Service Manual online
AR-C260/C260M SIMULATION 9 - 48
3. Enter the adjustment value of the selected point with the 10-key
and press the [OK] key. (The entered value is set.)
Text and line edge area reproduction is adjusted by changing the
gamma and the overall density level in the image edge section. For
especially thin text, the boldness of lines is changed.
gamma and the overall density level in the image edge section. For
especially thin text, the boldness of lines is changed.
The greater the adjustment value is, the higher the image density in
the edge area is, and vice versa.
the edge area is, and vice versa.
(Items to be set)
3. Press the [EXECUTE] key to scan the area corresponding to the
set scan area. Then the scan information is displayed.
Press [SETUP] key to return to the initial display. (Set content
display)
Press [SETUP] key to return to the initial display. (Set content
display)
Though the above set value is changed, the document auto
recognition is not affected in an actual color auto copy mode.
recognition is not affected in an actual color auto copy mode.
(Items to be set)
(Relationship between the set value and foundation removal operation)
YES: Foundation removal is performed.
NO: Foundation removal is not performed.
NO: Foundation removal is not performed.
46
-27
Purpose
Adjustment
Function
(Purpose)
(Purpose)
Used to adjust the gamma/density in the black edge
section of the copy mode image. (Black text and black
line reproduction adjustment)
section of the copy mode image. (Black text and black
line reproduction adjustment)
Section
Image process (ICU)
Item
Picture quality
Color balance
Operation/
Procedure
Procedure
1. Select the color to be adjusted with the color key (C/
M/Y).
2. Select the adjustment item with the scroll key.
Display
Content
Min.
Value
Max.
Value
Default
A BLACK TEXT
(SLOPE)
Black image edge
section gamma (tilt)
adjustment (Black text
and black line
reproduction adjustment)
section gamma (tilt)
adjustment (Black text
and black line
reproduction adjustment)
1
99
50
B BLACK TEXT
(INTERCEPT)
Black image edge
section density (overall
level) adjustment (Black
text and black line
reproduction adjustment)
section density (overall
level) adjustment (Black
text and black line
reproduction adjustment)
1
99
50
46
-28
Purpose
Adjustment
Function
(Purpose)
(Purpose)
Used to check pre-scanning operation for automatic
recognition of document in the color auto copy mode.
(This simulation is used only in production, and not used
in the market.)
recognition of document in the color auto copy mode.
(This simulation is used only in production, and not used
in the market.)
Section
Image process (ICU)
Item
Picture quality
Color balance
Operation/
Procedure
Procedure
1. Select the item to be set with the scroll key.
2. Enter the set value of the selected item with the 10-
2. Enter the set value of the selected item with the 10-
key and press the [OK] key. (The scan area is set.)
Display
Content
Min.
Value
Max.
Value
Default
A ORIGINAL MAIN
SIZE (mm)
Main scanning
document size (mm)
document size (mm)
100
297
297
B ORIGINAL SUB
SIZE (mm)
Sub scanning
document size
document size
139
432
210
46
-33
Purpose
Setting
Function
(Purpose)
(Purpose)
Used to set the foundation process conditions in the
color auto copy mode, the image auto recognition
conditions, and the text recognition conditions.
color auto copy mode, the image auto recognition
conditions, and the text recognition conditions.
Section
Image process (ICU)
Item
Picture quality
Operation/
Procedure
Procedure
(Foundation removal operation condition setting)
1. Select the COLOR AE mode.
2. Remove the foundation.
3. Select the setting mode with the scroll key.
1. Select the COLOR AE mode.
2. Remove the foundation.
3. Select the setting mode with the scroll key.
A. Foundation process judgment level setting
(Judged by the ratio of printed photo in the
document (ratio of dots areas).)
document (ratio of dots areas).)
B. Foundation process judgment level setting
(Judged by the ratio of color phase in the
document foundation.)
document foundation.)
C. Foundation removal quantity setting
4. Enter the set value and press the [OK] key to set the
entered value.
Display
Set value (Display)
Ratio of printed photo in the
document (Ratio of dot areas)
None or
little
Little –
Medium
Medium –
Much
Very
much
A
0
LOW
NO
NO
NO
NO
1
RATHER
LOW
LOW
YES
NO
NO
NO
2
(Default)
(Default)
MIDDLE
YES
YES
NO
NO
3
RATHER
HIGHT
HIGHT
YES
YES
YES
NO
4
HIGHT
YES
YES
YES
YES
Display
Set value (Display)
Color phase in the document
None or
Weak
Weak –
Medium
Medium –
Strong
Very
strong
B
0
LOW
NO
NO
NO
NO
1
RATHER
LOW
LOW
YES
NO
NO
NO
2
(Default)
(Default)
MIDDLE
YES
YES
NO
NO
3
RATHER
HIGHT
HIGHT
YES
YES
YES
NO
4
HIGHT
YES
YES
YES
YES
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