Sharp MX-5500N / MX-6200N / MX-7000N (serv.man45) Service Manual ▷ View online
MX-7000N ADJUSTMENTS 6 – 69
A color patch image (adjustment pattern) printed by another
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).
If the color balance could not be adjusted satisfactorily with
SIM 67-25 (Color balance adjustment (Manual)), do not exe-
cute SIM 67-27 to register the service color balance target
data.
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).
If the color balance could not be adjusted satisfactorily with
SIM 67-25 (Color balance adjustment (Manual)), do not exe-
cute SIM 67-27 to register the service color balance target
data.
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
(KCMY) can be checked with K/C/M/Y keys.
Check that the set level is increased in the sequence of B – O.
If there is no variation or variation is reversed, it is judged as
abnormal.
In case of an abnormality, settle the problem and try again.
(KCMY) can be checked with K/C/M/Y keys.
Check that the set level is increased in the sequence of B – O.
If there is no variation or variation is reversed, it is judged as
abnormal.
In case of an abnormality, settle 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.
The color balance (gamma) of the color patch image (adjust-
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)
This procedure must not be executed when the copy color balance
was adjusted with SIM 67-25 to a unique color balance requested
by the user and it was registered as the service color balance tar-
get with SIM 67-27.
* When the factory color balance target is changed with SIM 67-
was adjusted with SIM 67-25 to a unique color balance requested
by the user and it was registered as the service color balance tar-
get with SIM 67-27.
* When the factory color balance target is changed with SIM 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.
23-C
Auto color balance adjustment by the user
(Printer color balance auto adjustment
ENABLE setting and adjustment)
(Printer color balance auto adjustment
ENABLE setting and adjustment)
a. General
In the user program mode, the user can execute the auto color cal-
ibration (auto adjustment of the printer color balance and density).
This adjustment is to set Enable/Disable of the above user opera-
tion with SIM 26-54.
ibration (auto adjustment of the printer color balance and density).
This adjustment is to set Enable/Disable of the above user opera-
tion with SIM 26-54.
NOTE: This setting must be set to ENABLE only when the user's
understanding on the automatic adjustment of the printer
color balance and density and the user's operational ability
are judged enough to execute the adjustment.
When set to ENABLE, give enough explanations on the
operating procedures, notes, and operations to the user.
color balance and density and the user's operational ability
are judged enough to execute the adjustment.
When set to ENABLE, give enough explanations on the
operating procedures, notes, and operations to the user.
This adjustment is required in the following cases.
* When a U2 trouble occurs.
* When the PCU PWB is replaced.
* When the EEPROM on the PCU PWB is replaced.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
* When a U2 trouble occurs.
* When the PCU PWB is replaced.
* When the EEPROM on the PCU PWB is replaced.
* When the MFP PWB is replaced.
* When the EEPROM on the MFP PWB is replaced.
b. Setting procedure
1)
Enter the SIM 26-54 mode.
2)
Select ENABLE or DISABLE with 10-key.
When disabling, set to "0" (NO).
When enabling, set to "1" (Yes).
When disabling, set to "0" (NO).
When enabling, set to "1" (Yes).
3)
Press [OK] key.
When set to DISABLE, the menu of the user auto color calibration
(automatic adjustment of printer color balance and density) is not
displayed in the user program mode.
(Auto color calibration by the user (Auto color balance adjust-
ment))
Remark:
This adjustment is based on the service target color balance set
with SIM 67-27 or SIM 67-28. If, therefore, the above settings are
not properly performed, this adjustment cannot be made properly.
1)
(automatic adjustment of printer color balance and density) is not
displayed in the user program mode.
(Auto color calibration by the user (Auto color balance adjust-
ment))
Remark:
This adjustment is based on the service target color balance set
with SIM 67-27 or SIM 67-28. If, therefore, the above settings are
not properly performed, this adjustment cannot be made properly.
1)
Enter the system setting mode.
2)
Enter the printer setting mode.
3)
Press the auto color calibration key.
4)
Press [EXECUTE] key.
SIMULATION NO.67-27
TEST
SCANNER TARGET OF PRINTER COLOR CALIB SETUP: SERVICE
EXECUTE
CLOSE
NOW CHART PATCH READING...
K
C
M
Y
OK
SIMULATION NO.67-27
TEST
SCANNER TARGET OF PRINTER COLOR CALIB SETUP: SERVICE
BASE:8800
#B:
227,
#C:
624,
#D:
908, #E:
1249,
#F:
2074
#G:
3298,
#H: 18951,
#I:
76117, #J: 128495,
#K: 165225
#L: 184155,
#M: 189254,
#N: 194377, #:O: 197276
1/1
CLOSE
REPEAT
SIMULATION NO.67-28
TEST
STANDARD SCANNER TARGET OF PRINTER COLOR CALIB: SERVICE
CLOSE
EXECUTE
ARE YOU SURE?
YES
NO
A : 1
;
(1:YES 0:NO)
A:
SIMULATION NO.26-54
ENAIBLING OF AUTOMATIC COLOR CALIBRATION OF PRINTER
X
0
1
OK
TEST
CLOSE
MX-7000N ADJUSTMENTS 6 – 70
The color patch image (adjustment pattern) is printed out.
5)
Set the color patch image (adjustment pattern) printed in pro-
cedure 4) on the document table. Set the patch image so that
the light density area is on the left side.
At that time, place 5 sheets of white paper on the above color
patch image (adjustment pattern).
cedure 4) on the document table. Set the patch image so that
the light density area is on the left side.
At that time, place 5 sheets of white paper on the above color
patch image (adjustment pattern).
6)
Press [EXECUTE] key, and the printer color balance adjust-
ment is executed automatically. After completion of the adjust-
ment, the display returns to the original operation screen.
ment is executed automatically. After completion of the adjust-
ment, the display returns to the original operation screen.
ADJ 24
Fusing paper guide position
adjustment
adjustment
This adjustment must be executed in the following cases:
* When the fusing section is disassembled.
* When a paper jam occurs in the fusing section.
* When a wrinkle is made on paper in the fusing section.
* When an image deflection or image blur occurs in the paper rear
* When the fusing section is disassembled.
* When a paper jam occurs in the fusing section.
* When a wrinkle is made on paper in the fusing section.
* When an image deflection or image blur occurs in the paper rear
edge section.
1)
Loosen the fixing screw C.
2)
Shift the fusing paper guide in the arrow direction A or B (up
and down direction).
and down direction).
The standard fixing position is the center of the marking scale.
Change the position depending on the situation.
* When a wrinkle is formed on paper, change the position
Change the position depending on the situation.
* When a wrinkle is formed on paper, change the position
upward (in the arrow direction A).
* When an image deflection or image blur occurs in the paper
rear edge section, shift the position downward (in the arrow
direction B).
direction B).
ADJ 25
Document size sensor
adjustment
adjustment
This adjustment is required in the following cases:
* When the document size sensor section is disassembled.
* When the document size sensor section is replaced.
* When a U2 trouble occurs.
* When the scanner control PWB is replaced.
* When the EEPROM on the scanner control PWB is replaced.
* When the document size sensor section is disassembled.
* When the document size sensor section is replaced.
* When a U2 trouble occurs.
* When the scanner control PWB is replaced.
* When the EEPROM on the scanner control PWB is replaced.
25-A
Document size sensor detection point
adjustment
adjustment
1)
Enter the SIM 41-1 mode.
Slowly tilt the document detection arm unit in the arrow direc-
tion. Loosen the original cover switch actuator adjustment
screw so that the display OCSW is returned to the normal dis-
play when the height of the arm unit top from the table glass is
32
tion. Loosen the original cover switch actuator adjustment
screw so that the display OCSW is returned to the normal dis-
play when the height of the arm unit top from the table glass is
32
± 0.5mm. Slide the actuator position and adjust. (If the ON
timing of the original cover switch is shifted, the document
detection function may malfunction.)
detection function may malfunction.)
System settings
Yellow
Black
Red
Blue
A
B
A
B
C
C
1.5mm
1.5mm
PD SENSOR CHECK
CLOSE
SIMULATION NO.41-01
TEST
1/1
OCSW
PD1
PD2
PD3
PD4
PD5
PD6
PD7
32 0.5mm
+-
MX-7000N ADJUSTMENTS 6 – 71
25-B
Document size sensor sensitivity
adjustment
adjustment
1)
Enter the SIM41-2 mode.
2)
Execute the sensor adjustment without document.
With the document cover open, without placing a document on
the table glass, press [EXECUTE] key.
With the document cover open, without placing a document on
the table glass, press [EXECUTE] key.
3)
Place A3 (11" x 17") paper on the document table and press
[EXECUTE] key.
If the adjustment is completed normally, "DOCUMENT SIZE
PHOTO-SENSOR LEVEL IS ADJUESTED" is displayed.
[EXECUTE] key.
If the adjustment is completed normally, "DOCUMENT SIZE
PHOTO-SENSOR LEVEL IS ADJUESTED" is displayed.
ADJ 26
Manual paper feed tray paper
size (width) sensor adjustment
size (width) sensor adjustment
This adjustment is required in the following cases:
* When the manual paper feed tray section is disassembled.
* When the manual paper feed tray unit is replaced.
* When a U2 trouble occurs.
* When the PCU PWB is replaced.
* When the EEPROM on the PCU PWB is replaced.
* When the manual paper feed tray section is disassembled.
* When the manual paper feed tray unit is replaced.
* When a U2 trouble occurs.
* When the PCU PWB is replaced.
* When the EEPROM on the PCU PWB is replaced.
1)
Enter the SIM 40-2 mode.
2)
Set the manual paper feed guide to the maximum width posi-
tion.
tion.
3)
Press [EXECUTE] key.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The maximum width position detection level of the manual
paper feed guide is recognized.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The maximum width position detection level of the manual
paper feed guide is recognized.
4)
Set the manual paper feed guide to the A4 size.
5)
Press [EXECUTE] key.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The A4 size width position detection level of the manual paper
feed guide is recognized.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The A4 size width position detection level of the manual paper
feed guide is recognized.
6)
Set the manual paper feed guide to the A4R size width.
EXECUTE
SIMULATION NO.41-02
TEST
DOCUMENT SIZE PHOTO-SENSOR SETUP
EXECUTE
CLOSE
WITH THE ORIGINAL COVER OPENED, TURN ON THE EXECUTE
KEY WITH THE ORIGINAL ON THE ORIGINAL TABLE.
KEY WITH THE ORIGINAL ON THE ORIGINAL TABLE.
SIMULATION NO.41-02
TEST
DOCUMENT SIZE PHOTO-SENSOR SETUP
EXECUTE
CLOSE
SET AN A3-SIZE(11” 17”) COPY PAPER ON THE ORIGINAL TABLE,
AND WITH THE OC OPEND, TURN ON THE EXECUTE KEY.
AND WITH THE OC OPEND, TURN ON THE EXECUTE KEY.
Adjustment completed
SIMULATION NO.41-02
TEST
DOCUMENT SIZE PHOTO-SENSOR SETUP
EXECUTE
CLOSE
DOCUMENT SIZE PHOTO- SENSOR LEVEL IS ADJUSTED.
SIMULATION NO.41-02
TEST
DOCUMENT SIZE PHOTO-SENSOR SETUP
EXECUTE
CLOSE
PHOTO-SENSOR ERROR POSITION
PD1
,---,---,---,---,---,---,---
Adjustment failed
EXECUTE
EXECUTE
EXECUTE
Repeat the above procedure to adjust
the A4R width MIN POSITION.
SIMULATION NO.40-02
TEST
BYPASS TRAY ADJUSTMENT
CLOSE
EXECUTE
MAXPOSITION ADJUSTMENT.
PRESS [EXECUTE] TO START
SIMULATION NO.40-02
TEST
BYPASS TRAY ADJUSTMENT
CLOSE
EXECUTE
MAXPOSITION ADJUSTMENTE.
EXECUTING…
SIMULATION NO.40-02
TEST
BYPASS TRAY ADJUSTMENT
CLOSE
EXECUTE
P1(A4)POSITION ADJUSTMENT.
PRESS [EXECUTE] TO START
SIMULATION NO.40-02
TEST
BYPASS TRAY ADJUSTMENT
CLOSE
EXECUTE
. COMPLETE
MX-7000N ADJUSTMENTS 6 – 72
7)
Press [EXECUTE] key.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The A4R size width position detection level of the manual
paper feed guide is recognized.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The A4R size width position detection level of the manual
paper feed guide is recognized.
8)
Set the manual paper feed guide to the minimum width posi-
tion.
tion.
9)
Press [EXECUTE] key.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The minimum width position detection level of the manual
paper feed guide is recognized.
If the above operation is not completed normally, "ERROR"
display is highlighted.
When the operation is completed normally, the above data are
saved to the memory and "COMPLETE" is displayed.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
The minimum width position detection level of the manual
paper feed guide is recognized.
If the above operation is not completed normally, "ERROR"
display is highlighted.
When the operation is completed normally, the above data are
saved to the memory and "COMPLETE" is displayed.
ADJ 27
DSPF paper feed tray paper
size (width) sensor adjustment
size (width) sensor adjustment
This adjustment is needed in the following situations:
* The paper feed tray section has been disassembled.
* The paper feed tray unit has been replaced.
* When a U2 trouble occurs.
* The scanner PWB has been replaced.
* The EEPROM on the scanner PWB has been replaced.
1)
* The paper feed tray section has been disassembled.
* The paper feed tray unit has been replaced.
* When a U2 trouble occurs.
* The scanner PWB has been replaced.
* The EEPROM on the scanner PWB has been replaced.
1)
Enter the simulation 53-6 mode.
2)
Open the DSPF paper feed guide to the maximum width posi-
tion.
tion.
3)
Press [EXECUTE] key.
The maximum width detection level is recognized.
The maximum width detection level is recognized.
4)
Open the DSPF paper feed guide to the width for the A4R size.
5)
Press [EXECUTE] key.
The A4R width detection level is recognized.
The A4R width detection level is recognized.
6)
Open the DSPF paper feed guide to the width for the A5R size.
7)
Press [EXECUTE] key.
The A5R width detection level is recognized.
The A5R width detection level is recognized.
8)
Open the DSPF paper feed guide to the minimum width posi-
tion.
tion.
9)
Press [EXECUTE] key.
The minimum width detection level is recognized.
The minimum width detection level is recognized.
* When each of the above operations has been completed, the
"COMPLETE" message appears; when any of the operations
has failed, the "ERROR" message appears.
has failed, the "ERROR" message appears.
ADJ 28
Touch panel coordinate setting
This adjustment is required in the following cases:
* When the operation panel is replaced.
* When a U2 trouble occurs.
* When the scanner control PWB is replaced.
* When the EEPROM on the scanner control PWB is replaced.
1)
* When the operation panel is replaced.
* When a U2 trouble occurs.
* When the scanner control PWB is replaced.
* When the EEPROM on the scanner control PWB is replaced.
1)
Enter the SIM65-1 mode.
2)
Precisely press the cross mark points (4 positions).
When the cross mark is pressed precisely, a buzzer sounds
and the display is reversed. When all the four points are
pressed and the touch panel adjustment is completed, the dis-
play returns to the simulation sub number entry screen.
In case of an error, the display returns to the entry screen
again.
Check to confirm that there is no shift between the display
frame and the detection position when the touch panel is
pressed.
* When pressing the touch panel, never use a sharp tip (such
When the cross mark is pressed precisely, a buzzer sounds
and the display is reversed. When all the four points are
pressed and the touch panel adjustment is completed, the dis-
play returns to the simulation sub number entry screen.
In case of an error, the display returns to the entry screen
again.
Check to confirm that there is no shift between the display
frame and the detection position when the touch panel is
pressed.
* When pressing the touch panel, never use a sharp tip (such
as a needle or a pin).
SIMULATION NO.53-06
TEST
SPF TRAY ADJUSTMENT
CLOSE
EXECUTE
TRAYVOLMAX TRAY ADJUSTMENT.
PRESS [EXECUTE] TO START
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