Read Sharp MX-C301 / MX-C301W (serv.man5) Service Manual online
MX-C301 ADJUSTMENTS 5 – 76
6)
Check the color balance and density.
(Refer to the item of the printer color balance and density
check.)
check.)
If the color balance is customized, use SIM 67-27 to register
the color balance as the service target.
the color balance as the service target.
If the color balance is not customized, this procedure is not
required.
required.
If the customized color balance is registered as the service tar-
get, the automatic color balance adjustment can be made in
the next color balance adjustment.
get, the automatic color balance adjustment can be made in
the next color balance adjustment.
10-F
Printer image quality adjustment
(Individual adjustment)
(Individual adjustment)
a. General
This adjustment is used to execute the fine adjustment in each
mode only when a satisfactory image quality is not obtained by the
basic adjustments ADJ 10E (1) and ADJ 10E (2) or there is a
request from the user. Normally there is no need to execute this
adjustment.
mode only when a satisfactory image quality is not obtained by the
basic adjustments ADJ 10E (1) and ADJ 10E (2) or there is a
request from the user. Normally there is no need to execute this
adjustment.
This must be well understood for execution of the adjustment.
10-F
(1)
Printer density adjustment
(Low density section density adjustment)
(No need to adjust normally)
Printer density adjustment
(Low density section density adjustment)
(No need to adjust normally)
This adjustment is used to adjust the image density in the low den-
sity area in the printer mode.
sity area in the printer mode.
Adjust to reproduction setting of the low density image.
This adjustment is required in the following cases.
* When it is required not to reproduce images in the low density
section, or to reproduce low-density images.
* When there is request from the user.
1)
Enter the SIM 67-36 mode.
2)
Enter the adjustment value and press the [OK] key.
In case of increase of the image density on low density part,
increase the adjustment value. For diluting the image density
on low density part, decrease the adjustment value.
increase the adjustment value. For diluting the image density
on low density part, decrease the adjustment value.
10-F
(2)
Printer high density image density
reproduction setting (Supporting the high
density section tone gap)
(No need to adjust normally)
Printer high density image density
reproduction setting (Supporting the high
density section tone gap)
(No need to adjust normally)
When a tone gap is generated in the high density section in the
printer mode, the setting is changed to lower the density in the high
density section.
printer mode, the setting is changed to lower the density in the high
density section.
This setting is normally not required, however, in the following
cases, a change of setting must be made.
cases, a change of setting must be made.
* When a tone gap occurs on part of high density.
* To lower the density in the high density section.
a. Adjustment procedure
1)
Enter the SIM 67-34 mode.
2)
Select the item A, B with the scroll key.
* If a tone gap occurs on part of high density, set 0 to item A and B
The density of high density part decreases. However, the tone
gap is better.
gap is better.
OK
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10-key
Item/Display
Content
Setting
range
Default
value
A
CMY
(0: ENABLE
1: DISABLE)
(0: ENABLE
1: DISABLE)
0
CMY engine highest
density correction mode:
Enable
density correction mode:
Enable
0 - 1
0
1
CMY engine highest
density correction mode:
Disable
density correction mode:
Disable
B
K
(0: ENABLE
1: DISABLE)
(0: ENABLE
1: DISABLE)
0
K engine highest density
correction mode: Enable
correction mode: Enable
0 - 1
1
1
K engine highest density
correction mode: Disable
correction mode: Disable
C
CYAN MAX
TARGET
TARGET
Scanner target value for CYAN
maximum density correction
maximum density correction
0 - 999
500
D
MAGENTA MAX
TARGET
TARGET
Scanner target value for
MAGENTA maximum density
correction
MAGENTA maximum density
correction
0 - 999
500
E
YELLOW MAX
TARGET
TARGET
Scanner target value for
YELLOW maximum density
correction
YELLOW maximum density
correction
0 - 999
500
F
BLACK MAX
TARGET
TARGET
Scanner target value for
BLACK maximum density
correction
BLACK maximum density
correction
0 - 999
500
OK
10-key
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