Sharp MX-4100N / MX-4101N / MX-5000N / MX-5001N (serv.man13) Service Manual ▷ View online
MX-4101N ADJUSTMENTS 5 – 73
(Adjustment 2)
This adjustment is used to change the gamma and the density in
the Text/Map copy mode.
This adjustment is required in the following cases.
* To change the contrast and the density of the Text/Map copy
This adjustment is used to change the gamma and the density in
the Text/Map copy mode.
This adjustment is required in the following cases.
* To change the contrast and the density of the Text/Map copy
mode images.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
Enter the SIM 46-27 mode.
2)
Select the mode to be adjusted with the scroll key.
3)
Enter the adjustment value with 10-key.
When the adjustment value of the adjustment item E is
changed, the gamma (contrast) is changed.
When the adjustment value is increased, the contrast is
increased, and vice versa.
When the adjustment value of the adjustment item F is
increased, the image density is increased, and vice versa.
When the adjustment value of the adjustment item E is
changed, the gamma (contrast) is changed.
When the adjustment value is increased, the contrast is
increased, and vice versa.
When the adjustment value of the adjustment item F is
increased, the image density is increased, and vice versa.
4)
Press [OK] key.
5)
Press [CLOSE] key to cancel the simulation mode.
6)
Make a copy in the Text/Map copy mode (manual), and check
the output print.
the output print.
If a satisfactory result is not obtained, use SIM46-27 to change the
adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
20-L
Color document reproducibility adjustment
in the monochrome copy mode
(Normally unnecessary to adjust)
in the monochrome copy mode
(Normally unnecessary to adjust)
Use to adjust the reproducibility for the red image and the yellow
image when printing color document that included the red/yellow
image in monochrome copy mode.
This adjustment is required in the following cases.
* When there is desire to change reproducibility of yellow/red
image when printing color document that included the red/yellow
image in monochrome copy mode.
This adjustment is required in the following cases.
* When there is desire to change reproducibility of yellow/red
image in case of making a color copy of the color document in
monochrome copy mode.
monochrome copy mode.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
Enter the SIM 46-37 mode.
Display/Item (Copy mode)
Content
Adjust
ment
range
Default
A
BLACK TEXT
(SLOPE)
(SLOPE)
Black character edge
gamma skew
adjustment
gamma skew
adjustment
1 - 99
50
B
BLACK TEXT
(INTERCEPT)
(INTERCEPT)
Black character edge
density adjustment
density adjustment
1 - 99
50
C
COLOR
TEXT(SLOPE)
TEXT(SLOPE)
Color character edge
gamma skew
adjustment
gamma skew
adjustment
1 - 99
50
D
COLOR TEXT
(INTERCEPT)
(INTERCEPT)
Color character edge
density adjustment
density adjustment
1 - 99
50
E
ED TEXT (SLOPE)
Text/Map mode
gamma adjustment
(Text/Map mode)
gamma adjustment
(Text/Map mode)
1 - 99
50
F
ED TEXT
(INTERCEPT)
(INTERCEPT)
Text/Map mode density
adjustment
(Text/Map mode)
adjustment
(Text/Map mode)
1 - 99
50
OK
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OK
DEFAULT
EXECUTE
NO
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MX-4101N ADJUSTMENTS 5 – 74
2)
Select the mode to be adjusted with the scroll key.
3)
Enter the adjustment value with 10-key.
When the adjustment value of adjustment item A is increased,
copy density of red image is decreased. When the adjustment
value is decreased, copy density of red image is increased.
When the adjustment value of adjustment item B is increased,
copy density of red image is increased. When the adjustment
value is decreased, copy density of red image is decreased.
When the adjustment value of adjustment item A is increased,
copy density of red image is decreased. When the adjustment
value is decreased, copy density of red image is increased.
When the adjustment value of adjustment item B is increased,
copy density of red image is increased. When the adjustment
value is decreased, copy density of red image is decreased.
4)
Press [OK] key.
5)
Make a copy in monochrome text/printed phto copy mode
(manual), check the copy.
If a satisfactory result is not obtained, return to the SIM 46-37
mode and change the adjustment value.
Repeat the above procedures until a satisfactory result is
obtained.
(manual), check the copy.
If a satisfactory result is not obtained, return to the SIM 46-37
mode and change the adjustment value.
Repeat the above procedures until a satisfactory result is
obtained.
20-M
Black ingredient amount adjustment in
color copy mode
(Normally unnecessary to adjust)
color copy mode
(Normally unnecessary to adjust)
Use to adjust the black ingredient amount in the color copy mode.
(except character and line image)
As a result of this adjustment, the gradation of the shade part
changes.
This adjustment is required in the following cases.
* When reproduction as solid of black image is required.
* To make the black background and the dark area darker
* When change of gradation of the shade part is required.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
(except character and line image)
As a result of this adjustment, the gradation of the shade part
changes.
This adjustment is required in the following cases.
* When reproduction as solid of black image is required.
* To make the black background and the dark area darker
* When change of gradation of the shade part is required.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
Enter the SIM 46-38 mode.
2)
Select the AUTO MODE or the MANUAL MODE with the mode
key.
key.
3)
Select the mode to be adjusted with the scroll key.
Display/Item
(Copy mode)
Content
Adjust
ment
range
Default
A
R/G
Gray making setting (R/G)
0 - 99
21
B
B/G
Gray making setting (B/G)
0 - 99
0
(-)LUT2
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Display/Item (Copy
mode)
Select
button
Content
Default
MANUAL
TEXT PRT
(-) LUT2
Text print
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
TEXT
(-) LUT2
Text (Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
PRINTED
PHOTO
(-) LUT2
Printed photo
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
PHOTO
(-) LUT2
Photograph
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
TEXT
PHOTO
(-) LUT2
Text/
Photograph
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
MAP
(-) LUT2
Map (Manual)
(+) LUT1
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
CP ORG/
TEXT PRT
(-) LUT2
Copy
document/
Text printed
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
COPY ORG/
TEXT
(-) LUT2
Copy
document/
Text (Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
COPY ORG/
PHOTO
(-) LUT2
Copy
document/
Printed photo
(Manual)
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
LIGHT
ORIGINAL
(-) LUT2
Light
document
(Manual)
(+) LUT1
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
MX-4101N ADJUSTMENTS 5 – 75
4)
Press the black ingredient amount select button.
When reproduction as solid of black image is required:
Selects + button
When there is desire to darken copy of black image:
Selects + button
When a dark color image is reproduced in the black:
Selects - button
When reproduction as solid of black image is required:
Selects + button
When there is desire to darken copy of black image:
Selects + button
When a dark color image is reproduced in the black:
Selects - button
5)
Make a copy in color copy mode and check the copy.
If a satisfactory result is not obtained, return to the SIM 46-38 mode
and change the adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
and change the adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
20-N
Sharpness adjustment in the color auto
copy mode (Normally unnecessary to
adjust)
copy mode (Normally unnecessary to
adjust)
Use for sharpness adjustment of the high density image in color
auto copy mode.
This adjustment changes smoothness (asperity) in the image
shade part.
This adjustment is required in the following cases.
* When changing the sharpness of copy image in auto copy mode.
auto copy mode.
This adjustment changes smoothness (asperity) in the image
shade part.
This adjustment is required in the following cases.
* When changing the sharpness of copy image in auto copy mode.
(obtain crispy image)(decreases moire)
* When there is desire to improving smoothness in the image
shade part (for decrease of asperity)
* To make the black background and the dark area darker.
* To reproduce the gradation change in the dark area.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
* To reproduce the gradation change in the dark area.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
1)
Enter the SIM 46-60 mode.
AUTO
AUTO0
(-) LUT2
Auto mode
judgment 0
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO1
(-) LUT2
Auto mode
judgment 1
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO2
(-) LUT2
Auto mode
judgment 2
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO3
(-) LUT2
Auto mode
judgment 3
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO4
(-) LUT2
Auto mode
judgment 4
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO5
(-) LUT2
Auto mode
judgment 5
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
AUTO6
(-) LUT2
Auto mode
judgment 6
NORMAL
(-) LUT1
NOMAL
(+) LUT1
(+) LUT2
(+) LUT2
Display/Item (Copy
mode)
Select
button
Content
Default
OK
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MX-4101N ADJUSTMENTS 5 – 76
2)
Select the mode to be adjusted with the scroll key.
3)
Input numeric value corresponding to sharpness level (filter
process mode).
• Adjustment item A:
process mode).
• Adjustment item A:
When selecting AUTO, filter is selected according to dot pat-
tern state automatically and adjusts sharpness.
Input small numeric value to obtain crispy image. Input large
numeric value to decrease moire.
tern state automatically and adjusts sharpness.
Input small numeric value to obtain crispy image. Input large
numeric value to decrease moire.
• Adjustment item B:
Select HIGH to obtain clear images. Select SOFT to reduce
moire.
moire.
• Adjustment item C - J:
When setting ON, smoothness in the image shade part
improves by applying soft filter. (asperity decreases)
improves by applying soft filter. (asperity decreases)
4)
Press [OK] key.
5)
Make a copy and check the copy image.
If a satisfactory result is not obtained, return to the SIM 46-60 mode
and change the adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
and change the adjustment value.
Repeat the above procedures until a satisfactory result is obtained.
20-O
Copy high density part density correction
setting (Prevents against tone gap)
(Normally unnecessary to adjust)
setting (Prevents against tone gap)
(Normally unnecessary to adjust)
If a tone gap occurs on part of high density in color mode, or if there
is necessity to increase the density of the part of high density,
change the setting.
This setting normally not required. When, however, there are case
of following, change the setting.
* When a tone gap occurs on part of high density.
* When there is necessity to increase the density of the part of
is necessity to increase the density of the part of high density,
change the setting.
This setting normally not required. When, however, there are case
of following, change the setting.
* When a tone gap occurs on part of high density.
* When there is necessity to increase the density of the part of
high density.
* The CCD unit has been replaced.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
a. Adjustment procedure
1)
1)
Enter the SIM 46-23 mode.
Display/Item
Content
Setting
range
Default
NOTE
A
SCREEN
FILTER LEVEL
FILTER LEVEL
H
Sharpness (filter) adjustment of dot pattern
image in auto copy mode
image in auto copy mode
Strong
emphasis
1
3 (Auto)
Apply to auto copy mode only
L
Soft
emphasis
2
AUTO
Auto
3
B
AUTOMODE
FILTER LEVEL
FILTER LEVEL
SOFT
Sharpness (filter) adjustment for the auto
copy mode
copy mode
SOFT
1
2 (CENTER)
CENTER
CENTER
2
HIGH
HIGH
3
C
COLOR
COPY:CMY
COPY:CMY
OFF
Soft filter applying setting to C, M, Y image
in color copy mode
in color copy mode
OFF
0
1 (ON)
Available for the high density image
except text and line image
except text and line image
ON
ON
1
D
COLOR
COPY:K
COPY:K
OFF
Soft filter applying setting to K image in
color copy mode
color copy mode
OFF
0
1 (ON)
ON
ON
1
E
SINGLE
COLOR:CMY
COLOR:CMY
OFF
Soft filter applying setting to C, M, Y image
in sigle color copy mode
in sigle color copy mode
OFF
0
1 (ON)
When setting ON, smoothness in the
image shade part improves by
applying soft filter.
(asperity decreases)
image shade part improves by
applying soft filter.
(asperity decreases)
ON
ON
1
F
2 COLOR
COPY:CMY
COPY:CMY
OFF
Soft filter applying setting to C, M, Y image
in 2-color copy mode
in 2-color copy mode
OFF
0
1 (ON)
ON
ON
1
G
2 COLOR
COPY:K
COPY:K
OFF
Soft filter applying setting to K image in
color copy mode
color copy mode
OFF
0
1 (ON)
ON
ON
1
H
B/W COPY
OFF
Soft filter applying setting in monochrome
copy mode
copy mode
OFF
0
1 (ON)
ON
ON
1
I
COLOR
PUSH:RGB
PUSH:RGB
OFF
Soft filter applying setting to image in push
scan color mode
scan color mode
OFF
0
1 (ON)
ON
ON
1
J
B/W PUSH
OFF
Soft filter applying setting to image in push
scan monochrome mode
scan monochrome mode
OFF
0
1(ON)
ON
ON
1
OK
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