Sharp MX-4140N / MX-4141N / MX-5140N / MX-5141N (serv.man7) Service Manual ▷ View online
MX-5141N ADJUSTMENTS AND SETTINGS 5 – 46
Factory target in the printer color balance adjustment (Automatic adjustment) (SIM 46-74/67-24)
By use of SIM 67-26, one of the following color balances can be set as the factory color balance target.
Each of the three color balances cannot be changed. (Fixed)
Service color balance target in the printer color balance
adjustment (Automatic adjustment) (SIM 46-74/67-24).
adjustment (Automatic adjustment) (SIM 46-74/67-24).
For the service color balance target, an optional color balance can
be adjusted with SIM 67-25 and registered with SIM 67-27. When,
however, SIM 67-28 is executed, the color balance is set to the
same balance as the factory color balance target set with SIM 67-
26.
be adjusted with SIM 67-25 and registered with SIM 67-27. When,
however, SIM 67-28 is executed, the color balance is set to the
same balance as the factory color balance target set with SIM 67-
26.
Color balance target in the user color balance adjustment
This color balance is same as the service color balance target in
the printer color balance adjustment (Automatic adjustment) (SIM
46-74/67-24). When, therefore, the service color balance target is
changed, this target is also changed accordingly.
the printer color balance adjustment (Automatic adjustment) (SIM
46-74/67-24). When, therefore, the service color balance target is
changed, this target is also changed accordingly.
Meaning of the service color balance target gamma data and
the purpose of registration
the purpose of registration
This procedure must be executed only when the color balance is
customized with SIM 67-25.
customized with SIM 67-25.
If the color balance is not customized, this procedure is not
required.
required.
After completion of the customized color balance adjustment (Man-
ual) with SIM 67-25 according to the user's request, use SIM 67-27
to register the service color balance target data by use of the
printed adjustment pattern.
ual) with SIM 67-25 according to the user's request, use SIM 67-27
to register the service color balance target data by use of the
printed adjustment pattern.
NOTE: In this case, be sure to use A4 or 11" x 8.5" paper for print-
ing the adjustment pattern by SIM 67-25.
By this procedure, the service color balance target is revised.
It is recommended to keep the printed adjustment pattern created
with SIM 67-25. This adjustment pattern can be used to register the
same color balance target to another machine.
with SIM 67-25. This adjustment pattern can be used to register the
same color balance target to another machine.
It is also useful to register the service color balance target data. Do
not fold it and keep it under the circumstances which protect it from
discoloration and dirt.
not fold it and keep it under the circumstances which protect it from
discoloration and dirt.
The service color balance target data is basically registered imme-
diately after the color balance adjustment (Manual) with SIM 67-25.
diately after the color balance adjustment (Manual) with SIM 67-25.
If a considerable time has passed after completion of the color bal-
ance adjustment (Manual) with SIM 67-25, the color balance of the
adjustment pattern at the time of adjustment differs from the color
balance of the adjustment pattern printed after a considerable time.
Never use such a pattern for the adjustment.
ance adjustment (Manual) with SIM 67-25, the color balance of the
adjustment pattern at the time of adjustment differs from the color
balance of the adjustment pattern printed after a considerable time.
Never use such a pattern for the adjustment.
The correctness of the service color balance target data can be
judged as follows.
judged as follows.
When result of the color valance adjustment (Auto) with selecting
the service color balance target in SIM 67-24 is unsatisfactory or
abnormal.
the service color balance target in SIM 67-24 is unsatisfactory or
abnormal.
In that case, the registered service target data for the color balance
adjustment (Auto) may be improper.
adjustment (Auto) may be improper.
This may be caused when an improper or abnormal color balance
adjustment pattern was used to register the service color balance
target data for the color balance adjustment with SIM 67-27.
adjustment pattern was used to register the service color balance
target data for the color balance adjustment with SIM 67-27.
The color balance adjustment pattern used in registration was
made and printed by the color balance adjustment (Manual) with
SIM 67-25. This procedure may have been executed erroneously.
made and printed by the color balance adjustment (Manual) with
SIM 67-25. This procedure may have been executed erroneously.
a. Setting procedure
(Setting procedure of an optional color balance (gamma) as
the service color balance target)
the service color balance target)
1)
Use SIM 67-25 (Printer color balance adjustment (manual
adjustment) mode) to print two sheets of the color patch image
(adjustment pattern).
adjustment) mode) to print two sheets of the color patch image
(adjustment pattern).
NOTE: In this case, be sure to use A4 or 11" x 8.5" paper for print-
ing the adjustment pattern by SIM 67-25.
If the color balance is shifted from the standard, an adjustment
is required. If not, an adjustment is not required. When an
optional color balance is requested by the user, make an
adjustment.
is required. If not, an adjustment is not required. When an
optional color balance is requested by the user, make an
adjustment.
Factory color balance target
(DEF1)
(DEF1)
Factory color balance target (DEF3) =
Service color balance target/Color balance
target for the user color balance adjustment
Service color balance target/Color balance
target for the user color balance adjustment
SIM67-28
SIM67-28
SIM67-28
Factory color balance target (DEF2) =
Service color balance target/Color balance
target for the user color balance adjustment
Service color balance target/Color balance
target for the user color balance adjustment
Factory color balance target (DEF1)
= Service color balance target/Color
balance target for theuser color
balance adjustment
= Service color balance target/Color
balance target for theuser color
balance adjustment
Factory color balance target
(DEF2)
(DEF2)
Factory color balance target
(DEF3)
(DEF3)
Hue
+b* Direction of Yellow
Direction of Blue
ĩłĪ
Direction
of Green
of Green
Direction
of Red
of Red
DEF1
DEF1
Item
Content
Default
DEF2
DEF3
The engine color balance adjustment target in the automatic color balance
operation is slightly shifted to Magenta. When this target is selected, the
color balance is converted into natural gray color balance by the color
table in an actual printer mode and print is made. (Factory setting)
operation is slightly shifted to Magenta. When this target is selected, the
color balance is converted into natural gray color balance by the color
table in an actual printer mode and print is made. (Factory setting)
The engine color balance adjustment target in the automatic color balance
operation is slightly shifted to natural gray color balance. When this target
is selected, the color balance is slightly shifted to Cyan by the color table
in an actual copy mode and print is made.
operation is slightly shifted to natural gray color balance. When this target
is selected, the color balance is slightly shifted to Cyan by the color table
in an actual copy mode and print is made.
The engine color balance adjustment target in the automatic color balance
operation is slightly shifted to Cyan. When this target is selected, the color
balance is converted into the color balance with enhanced Cyan by the
color table in an actual copy mode and print is made.
operation is slightly shifted to Cyan. When this target is selected, the color
balance is converted into the color balance with enhanced Cyan by the
color table in an actual copy mode and print is made.
MX-5141N ADJUSTMENTS AND SETTINGS 5 – 47
2)
Enter the SIM 67-27 mode.
3)
Press [SETUP] key.
4)
Set the color patch image (adjustment pattern) correctly
adjusted and printed in the printer color balance adjustment
(Manual adjustment) (SIM 67-25) (ADJ 11E (2)) on the docu-
ment table.
adjusted and printed in the printer color balance adjustment
(Manual adjustment) (SIM 67-25) (ADJ 11E (2)) on the docu-
ment table.
A color patch image (adjustment pattern) printed by another
machine can be used.
machine can be used.
Set the pattern so that the light density side is on the left side.
Place 5 sheets of white paper on the color patch image
(adjustment pattern).
Place 5 sheets of white paper on the color patch image
(adjustment pattern).
This procedure must not be executed when the copy color bal-
ance (manual) was adjusted with SIM 67-25 to a unique color
balance requested by the user and it was registered as the
service color balance target with SIM 67-27.
ance (manual) was adjusted with SIM 67-25 to a unique color
balance requested by the user and it was registered as the
service color balance target with SIM 67-27.
5)
Press [EXECUTE] key.
The color patch image (adjustment pattern) is read.
6)
Press [REPEAT] key, set the second color patch image
(adjustment pattern), and execute the procedure 5) again.
(adjustment pattern), and execute the procedure 5) again.
The color balance (gamma) target set level of each color (K, C,
M and Y) can be checked with K/C/M/Y keys.
M and Y) can be checked with K/C/M/Y keys.
Check that the set level is increased in the sequence of B - Q
(MAX). If there is no variation or variation is reversed, it is
judged as abnormal.
(MAX). If there is no variation or variation is reversed, it is
judged as abnormal.
In case of an abnormality, repair the problem and try again.
7)
Press [OK] key.
The color balance (gamma) of the color patch image (adjust-
ment pattern) used in the procedure 5) is set as the service tar-
get.
ment pattern) used in the procedure 5) is set as the service tar-
get.
(Procedures to set the service color balance target and the
color balance target for the user color balance adjustment to
the same color balance as the factory color balance target)
color balance target for the user color balance adjustment to
the same color balance as the factory color balance target)
NOTE: This procedure must not be executed when the copy color
balance was adjusted with SIM 67-25 to a unique color bal-
ance requested by the user and it was registered as the
service color balance target with SIM 67-27.
ance requested by the user and it was registered as the
service color balance target with SIM 67-27.
When the factory color balance target is changed with SIM
67-26, be sure to execute this procedure.
67-26, be sure to execute this procedure.
1)
Enter the SIM 67-28 mode.
2)
Press [EXECUTE] key.
3)
Press [YES] key.
The service color balance target and the color balance target for
the user color balance adjustment are set to the same color bal-
ance as the factory color balance target.
the user color balance adjustment are set to the same color bal-
ance as the factory color balance target.
11-B
Copy/Printer color balance and density
adjustment (Automatic adjustment)
(Basic adjustment)
adjustment (Automatic adjustment)
(Basic adjustment)
This adjustment must be performed in the following cases:
* When a consumable part (developer, OPC drum, transfer belt) is
replaced.
* When the CCD unit is replaced.
* When the scanner (reading) section is disassembled.
* When the scanner (reading) unit is replaced.
* U2 trouble has occurred.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
* The scanner control PWB has been replaced.
* The EEPROM on the scanner control PWB has been replaced.
a. General
SIM46-74 is used to perform the automatic copy color balance and
density adjustment (SIM46-24) and the automatic printer color bal-
ance and density adjustment (SIM67-24) continuously.
density adjustment (SIM46-24) and the automatic printer color bal-
ance and density adjustment (SIM67-24) continuously.
Since it is desirable to perform the copy color balance adjustment
(automatic adjustment) before the automatic printer color balance
and density adjustment, it is advisable to perform the adjustment in
this mode.
(automatic adjustment) before the automatic printer color balance
and density adjustment, it is advisable to perform the adjustment in
this mode.
This mode is also advisable to effectively perform both of the auto-
matic copy color balance and density adjustment (SIM46-24) and
the automatic printer color balance and density adjustment (SIM67-
24). It saves considerable time when compared with performing
each of the auto copy/printer color balance and the density adjust-
ment individually.
matic copy color balance and density adjustment (SIM46-24) and
the automatic printer color balance and density adjustment (SIM67-
24). It saves considerable time when compared with performing
each of the auto copy/printer color balance and the density adjust-
ment individually.
The color balance adjustment (automatic adjustment) is used to
adjust the copy density of each of Cyan, Magenta, Yellow, and
Black automatically.
adjust the copy density of each of Cyan, Magenta, Yellow, and
Black automatically.
When this adjustment is executed, the color balance adjustments
of all the copy/printer modes are revised.
of all the copy/printer modes are revised.
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MX-5141N ADJUSTMENTS AND SETTINGS 5 – 48
b. Adjustment procedures
(Auto color balance adjustment by the serviceman)
#OPYPRINTER
3TART
%XECUTE
3ET
5SE
5SE
3ET
./
9%3
9%3
./
./
#OPY
%NTER
0RESS
0RESS
0RESS
#ANCEL
#HECK
#HECK
0RINTER
#HECK
!RE
)S
#HECK
5SE
5SE
!RE
%ND
!UTOMATIC
#HANGE
#HANGE
%XECUTE
%XECUTE
4HOUGH
4HOUGH
!UTOMATIC
%XECUTE
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MX-5141N ADJUSTMENTS AND SETTINGS 5 – 49
1)
Enter the SIM46-74 mode.
2)
Press [EXECUTE] key.
The high density process control is performed, and the copy
color patch image (adjustment pattern) is printed out.
(A4/11" x 8.5" or A3/11" x 17" paper is automatically selected.)
color patch image (adjustment pattern) is printed out.
(A4/11" x 8.5" or A3/11" x 17" paper is automatically selected.)
3)
Set the color patch image (adjustment pattern) paper printed in
procedure 2) on the document table.
procedure 2) on the document table.
Set the color patch image (adjustment pattern) printed in the
procedure 2) on the document table. Place the color patch
image so that the fine lines are on the left side. At that time,
place 5 sheets of white paper on the printed color patch image
(adjustment pattern).
procedure 2) on the document table. Place the color patch
image so that the fine lines are on the left side. At that time,
place 5 sheets of white paper on the printed color patch image
(adjustment pattern).
4)
Select [FACTORY] target, and press [EXECUTE] key.
When the color balance is customized by the manual color bal-
ance adjustment (SIM 46-21) according to the user's request,
and the color balance is registered with SIM63-7 as the service
target, if the color balance is required to be adjusted, select the
[SERVICE] target.
ance adjustment (SIM 46-21) according to the user's request,
and the color balance is registered with SIM63-7 as the service
target, if the color balance is required to be adjusted, select the
[SERVICE] target.
The copy color balance adjustment is automatically executed
and prints the color balance check patch image.
and prints the color balance check patch image.
If there is any streak or unclear print on the printed check pat-
tern, check the print engine for any problems.
tern, check the print engine for any problems.
5)
Press [EXECUTE] key.
The printer color patch image (adjustment pattern) is printed
out. (A4/11" x 8.5" or A3/11" x 17" paper is automatically
selected.)
out. (A4/11" x 8.5" or A3/11" x 17" paper is automatically
selected.)
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Bk
High
density
density
Low
density
density
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