Sharp MX-FX11 (serv.man3) Service Manual ▷ View online
MX-7040N MX-6240N/7040N (MAIN UNIT) 2 – 11
8) Open the right lower door.
9) Remove the B5 size regulation plate.
9) Remove the B5 size regulation plate.
10) Install the B5 size regulation plate to the tray 1.
11) Attach the A4 size regulation plate to inner side of the r ight
lower door.
12) Close the right lower door.
13) Close the tandem paper feed tray.
13) Close the tandem paper feed tray.
c. Tray 3, Tray 4
1) Pull out the paper tray.
1) Pull out the paper tray.
Gently pull the tray out until it stops.
If paper remains in the tray, remove it.
If paper remains in the tray, remove it.
2) Adjust the guide plates A and B by squeezing their lock levers
and sliding them to match the vert ical and horizontal dimen-
sions of the paper to be loaded.
The guide plates A and B are slidable. Slide each guide plate
The guide plates A and B are slidable. Slide each guide plate
while squeezing its lock lever.
J. Specifications setup
Used to set the specifications with SIM26 according to the cus-
tomer's request.
To customize the following items after completion of the destination
setup, change the set values.
SIM No
Content
26
6
Used to set the destination.
SIM No
Content
26
2
LCC paper size setting
3
Used to set the auditor specification mode.
5
Used to set the count mode of the total counter and
the maintenance counter.
18
Used to set YES/NO of the toner save mode (Only
in UK and Japan versions)
* For other destination versions, this setup is
made by the user program.
52
Used to set YES/NO of counting when non-print
paper is passed through each counter.
53
Used to set YES/NO of user calibration permission.
65
Used to set the limit number of sheets for stapling.
A
B
MX-7040N MX-6240N/7040N (MAIN UNIT) 2 – 12
3. Image quality check
A. Execution items
Execute the following items.
B. Description
(1)
Print engine image distortion adjustment (Manual
adjustment) / OPC drum phase adjustment
(Automatic adjustment) / Color registration
adjustment (Automatic adjustment)
adjustment) / OPC drum phase adjustment
(Automatic adjustment) / Color registration
adjustment (Automatic adjustment)
This adjustment performs the print engine image distortion adjust-
ment, the OPC drum phase adjustment, and the color registration
adjustment simultaneously.
1) Enter SIM50-22 mode.
2) Press [EXECUTE] key.
1) Enter SIM50-22 mode.
2) Press [EXECUTE] key.
[EXECUTE] key is highlighted and the image registration auto-
matic adjustment is started. (It takes about 15 sec to complete
the adjustment.)
3) When the adjustment is completed, [EXECUTE] key returns to
the normal display, and the value of the adjustment r esult is
displayed.
The current skew level for ea ch color is d isplayed on the
The current skew level for ea ch color is d isplayed on the
SKEW display section.
No.
Item
SIM
1
Print engine image distortion adjustment (Manual
adjustment) / OPC drum phase adjustment
(Automatic adjustment) / Color registration
adjustment (Automatic adjustment)
50-22
2
Copy color balance and density check
3
Printer color balance/density check
64-5/67-25
4
Copy/Printer color balance and density adjustment
(Automatic adjustment)
46-74
5
Image loss, void area, image off-center check
50-1/50-6/
50-12/53-8
Display/
Item
Content
Display
Default
NOTE
MAIN F
C Registration adjustment value main scanning
direction (Cyan laser writing position F side)
1.0 - 399.0
200
M Registration adjustment value main scanning
direction (Magenta laser writing position F side)
1.0 - 399.0
200
Y Registration adjustment value main scanning
direction (Yellow laser writing position F side)
1.0 - 399.0
200
MAIN R
C Registration adjustment value main scanning
direction (Cyan laser writing position R side)
1.0 - 399.0
200
M Registration adjustment value main scanning
direction (Magenta laser writing position R side)
1.0 - 399.0
200
Y Registration adjustment value main scanning
direction (Yellow laser writing position R side)
1.0 - 399.0
200
SUB
C Registration adjustment value sub scanning direction
(Cyan drum Black drum)
1.0 - 399.0
200
M Registration adjustment value sub scanning direction
(Magenta drum Black drum)
1.0 - 399.0
200
Y Registration adjustment value sub scanning direction
(Yellow drum Black drum)
1.0 - 399.0
200
SKEW
C Print skew amount calculation result (Cyan)
-99.9 - 99.9
0
If the value is positive (+), "L" is displayed at the head of the
value. If negative (–), "R" is displayed.
If the value is in the range of –2.1 - +2.1, "(OK)" is displayed at
the bottom of the value. In the other cases, "(NG)" is displayed.
M Print skew amount calculation result (Magenta)
-99.9 - 99.9
0
Y Print skew amount calculation result (Yellow)
-99.9 - 99.9
0
START
Modulation control start position
1: Value of this time
2: Value of previous time
0 - 71
0
AMP
Modulation control amplitude value
1: Value of this time
2: Value of previous time
0 - 12.0
6.0
MX-7040N MX-6240N/7040N (MAIN UNIT) 2 – 13
4) Write down the displayed skew level.
(Meaning of the skew level value and the adjustment proce-
dure)
* If "OK" is displayed for all items of C, M, and Y (SKEW),
* If "OK" is displayed for all items of C, M, and Y (SKEW),
there is no need to perform the adjustment.
* When "R" is displayed at the head of the value, turn the LSU
skew adjustment screw clockwise.
* When "L" is displayed at the head of the value, turn the LSU
skew adjustment screw counterclockwise.
* The turning amount of the adjustment screw corresponds to
each adjustment value. C, M, and Y indicate numbers of
clicks.
The display value is rounded at the decimal point.
The display value is rounded at the decimal point.
* "C, M, and Y(SKEW)" shows the number of adjustment click
steps for each adjustment screw of C, M, and Y.
Contents in ( )
MIAN, SUB: Difference from the previous adjustment value of
MIAN, SUB: Difference from the previous adjustment value of
image registration.
Example:
If 105 for this time and 103 for the previous time,
it is displayed as 105.0 (+2.0).
SKEW: Judgment of the LSU skew adjustment result. OK or
NG.
PHASE: OPC drum pha se adjustment val ue of the previous
PHASE: OPC drum pha se adjustment val ue of the previous
time
5) Repeat the procedures 2) to 4) again, and check to confirm
that C, M, and Y (SKEW) are OK.
If any of them is NG , turn the LSU ske w adjustment screw of
If any of them is NG , turn the LSU ske w adjustment screw of
the corresponding color to adjust.
NOTE:
When an abnormality occurs, "ERROR" is displayed.
In this case, check each drive section and the process sec-
In this case, check each drive section and the process sec-
tion.
(2)
Copy color balance and density check
MEMO: Before checking the copy co lor balance and density, be
sure to execute the following jobs.
* Execute the high density image correction (Process correction)
* Execute the high density image correction (Process correction)
forcibly. (SIM 44-6)
* Execute the half-tone image correction forcibly. (SIM 44-26)
Method 1
Make a copy of the gray test chart (UKOG-0162FCZZ) and a copy
Method 1
Make a copy of the gray test chart (UKOG-0162FCZZ) and a copy
of the servicing color test ch
art (UKOG-0326FCZZ/UKOG-
0326FC11), and check that they are proper.
a. Note for execution of the color balance and d ensity check in the
a. Note for execution of the color balance and d ensity check in the
color copy mode
To check the copy color balance and density, use the gray test
chart (UKOG-0162FCZZ) and the ser vicing color test chart
(UKOG-0326FCZZ/UKOG-0326FC11). Set the copy density
level to "3" in the Text/Printed Photo mode (Manual), and make a
copy.
At that time, all the color balance adjustments in the user adjust-
At that time, all the color balance adjustments in the user adjust-
ment mode must be set to the default (center).
In addition, be sure to use the specified paper for color.
In addition, be sure to use the specified paper for color.
b. Note for checking the monochrome copy mode density
To check the density, use the gray test chart (UKOG-0162FCZZ).
Set the copy density level to "Manual 3" in the Text/Printed Photo
mode (Manual).
In addition, all the color balance adjustments in the user adjust-
In addition, all the color balance adjustments in the user adjust-
ment mode must be set to the default (center).
Check with the gray test chart (UKOG-0162FCZZ)
In the copy density check with the gray test chart, check to insure
In the copy density check with the gray test chart, check to insure
the following conditions.
NOTE:
For the color (gr ay) balance, use the ser vicing color test
chart (UKOG-0326FCZZ/UKOG-0326FC11) to check.
Check with the servicing color test chart (UKOG-0326FCZZ/
UKOG-0326FC11)
In the copy color balance check with the servicing color test chart,
UKOG-0326FC11)
In the copy color balance check with the servicing color test chart,
check to insure the following conditions.
1
2
3
4
5
6
7
8
9
10
W
SHARP GRAY CHART
SHARP gray chart
Patch 1 is
slightly copied.
slightly copied.
Patch 2 is copied.
(Color copy)
1
2
3
4
5
6
7
8
9
10
W
SHARP GRAY CHART
SHARP gray chart
Patch 1 is not copied.
Patch 2 is
slightly copied.
slightly copied.
Patch 3 is copied.
(Black-and-white copy)
Serviceman chart (Color patch section)
The densities of patches 1 - 6 of
each color are properly balanced.
each color are properly balanced.
Patch 7 is slightly
copied or not copied.
copied or not copied.
(Color copy)
MX-7040N MX-6240N/7040N (MAIN UNIT) 2 – 14
a. Color copy check items (Check to confirm the following:)
Color copy check items
Adjustment items
1 There are 12 void areas.
Main machine
S/M
ADJ3-A to D
Sim50-28
2
Registrations (one point for the main
scanning, and one point for the sub scan-
ning) are not shifted.
Main machine
S/M
ADJ4-A
Sim50-22
3
The resolution of 5.0 (5 points) can be
seen.
Main machine
S/M
Check the dirtof the OC glass
Clean the OC glass
Clean the mirror of the scanner
ADJ9-D16
Sim46-54
Copy gamma, color balance adjustment for each
dither (Automatic adjustment)
4
The color difference in gray balance
between the F and th sides is not so
great.
Main machine
S/M
ADJ22-A
Sim61-11
ADJ9-B
Sim46-74
Copy/Printer color balance and density adjustment
(Automatic adjustment) (Basic adjustment)
5
There are no white and black streaks.
Clean the mirror of the LSU.
Clean the Main Charger
Clean the mirror of the scanner
6
Color texts are clearly reproduced.
Main machine
S/M
ADJ9-D16
Sim46-54
Copy/Printer color balance and density adjustment
(Automatic adjustment) (Basic adjustment)
7
The background density is not so light.
Main machine
S/M
ADJ9-B
Sim46-74
Copy/Printer color balance and density adjustment
(Automatic adjustment) (Basic adjustment)
Color difference in gray balance between the F and the R sides
No white and black streaks
No white and black streaks
Background density
Color text reproduction capability
Void
Void
Void
Void
Void
Void
Registration
Resolution
Resolution
Resolution
Resolution
Resolution
Click on the first or last page to see other MX-FX11 (serv.man3) service manuals if exist.