Sharp MX-3050N / MX-3060N / MX-3070N / MX-3550N / MX-3560N / MX-3570N / MX-4050N / MX-4060N / MX-4070N (serv.man9) Service Manual ▷ View online
MX-4070N 2 – 5
3
2)
Open the front cover and insert each toner cartridge
Be sure to install the color cartridge to their proper positions.
Avoid installation to a different color position.
Do not forcibly insert the toner cartridge.
Push it in until the cartridge is securely locked in place.
Developing units removed, be sure to remove the toner cartridges
as well to prevent toner clogging.
as well to prevent toner clogging.
Mounting location of the toner cartridge of each color
3)
Close the front cover
4)
Confirm that "Toner replacement in progress" is displayed and
wait until the display disappears (It takes 30 sec - 6 min)
wait until the display disappears (It takes 30 sec - 6 min)
This procedure is for checking the toner supply operation from the
toner cartridge to the DV unit. The operation time differs depend-
ing on the toner quantity in the toner cartridge, uneven distribution
of toner and the internal state of the toner cartridge.
toner cartridge to the DV unit. The operation time differs depend-
ing on the toner quantity in the toner cartridge, uneven distribution
of toner and the internal state of the toner cartridge.
Do not perform operations which interrupt the above operation
such as opening the front cover, entering the Sim mode and turn-
ing OFF/ON the power. If this precaution is ignored. Trouble
codes F2-40 - 43 or F2-64 - 67 or a over-toned condition may
occur.
such as opening the front cover, entering the Sim mode and turn-
ing OFF/ON the power. If this precaution is ignored. Trouble
codes F2-40 - 43 or F2-64 - 67 or a over-toned condition may
occur.
When the main unit is transported after the installation, be sure to
remove the DV unit and the Toner cartridge.
remove the DV unit and the Toner cartridge.
Then, be careful not to make the developer spilled out from the
mouth of the DV unit.
mouth of the DV unit.
(2)
Cleaning
a. Cleaning of LSU's dust-proof glass and PTC wire
Dust from the transfer belt or shutter or some other adjacent part may
fall onto the LSU during transport or installation. Be sure to clean the
dust-proof glass and PTC wire before checking the image quality.
fall onto the LSU during transport or installation. Be sure to clean the
dust-proof glass and PTC wire before checking the image quality.
1)
Detach the LSU cleaning bar from the front cover.
2)
Turn the felt side of the cleaning bar downward and insert it. Slide
it back and forth a few times to clean the LSU dust-proof glass.
it back and forth a few times to clean the LSU dust-proof glass.
3)
Return the LSU cleaning rod to the front cabinet so that the felt
faces upward. Fit the boss, and fix it with three pawls.
faces upward. Fit the boss, and fix it with three pawls.
3
: ‘16/Sep.
MX-4070N 2 – 6
4)
Move the PTC cleaning rod back and forth a few times to clean
the PTC wire.
the PTC wire.
After completion of cleaning, insert the cleaning rod completely to
the bottom.
the bottom.
5)
Attach the waste toner box.
Both ends being locked surely.
6)
Close the front cover.
For the destination EXIT TRAY CABINET option.
Finisher or exit tray cabinet have to be installed before turning on
the machine otherwise get L4-11 code will occur.
the machine otherwise get L4-11 code will occur.
(3)
Paper feed tray setup
a. System setting
1)
Press the [SETTINGS] key.
2)
Touch the [Init. Install Settings] key.
3)
Touch the [Password] key at the Administrator Login.
Enter the password with 10-key. "admin"
4)
Touch the [Paper Tray Settings] key to configure the settings.
These settings specify the paper type, paper size, and functions
allowed for each paper tray. When the [Tray Settings] key is
touched, a list appears showing the trays and the current settings.
These settings specify the paper type, paper size, and functions
allowed for each paper tray. When the [Tray Settings] key is
touched, a list appears showing the trays and the current settings.
5)
Touch the [Each tray] key in the above screen to change the set-
tings. The following settings can be configured.
tings. The following settings can be configured.
b. Tray size setup
1)
Pull out the paper tray.
Gently pull the tray out until it stops.
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 vertical and horizontal dimensions of the
paper to be loaded.
sliding them to match the vertical and horizontal dimensions of the
paper to be loaded.
The guide plates A and B are slidable. Slide each guide plate
while squeezing its lock lever.
while squeezing its lock lever.
Item
Description
Type
Select the type of paper that is loaded in the tray. The
paper types that can be selected vary by paper tray.
paper types that can be selected vary by paper tray.
Size
Select the paper size from the list. The paper sizes
that can be selected vary by tray. The sizes that can
be selected may also be restricted by the paper type
selected above.
If the desired size does not appear in the list, select
[Custom Size] and directly enter the size (only for the
bypass tray).
that can be selected vary by tray. The sizes that can
be selected may also be restricted by the paper type
selected above.
If the desired size does not appear in the list, select
[Custom Size] and directly enter the size (only for the
bypass tray).
Feeding Approved
Job
Job
Select the modes that can be used. If there is a
function that you do not wish to be used with the
selected tray, disable the function. When the "Type" is
other than plain paper, recycled paper, colored paper,
or a user type, [Fax] and [Internet Fax] cannot be
selected.
function that you do not wish to be used with the
selected tray, disable the function. When the "Type" is
other than plain paper, recycled paper, colored paper,
or a user type, [Fax] and [Internet Fax] cannot be
selected.
A
B
MX-4070N 2 – 7
3)
Adjust the guide plates A and B by squeezing their lock levers and
(4)
Specifications setup
Use simulation 26-6 to set the machines destination.
After completion of destination settings, change the set values to cus-
tomize the following settings.
tomize the following settings.
C. Image quality check
(1)
Execution items
Execute the following items.
When there are defects in a picture by the contents mentioned above,
you carry out the following contents, and confirm a picture.
you carry out the following contents, and confirm a picture.
(2)
Description
a. Print engine image distortion adjustment (Manual adjustment)
/ OPC drum phase adjustment (Automatic adjustment) / Color
registration adjustment (Automatic adjustment)
registration adjustment (Automatic adjustment)
This adjustment performs the print engine image distortion adjustment,
the OPC drum phase adjustment, and the color registration adjust-
ment simultaneously.
the OPC drum phase adjustment, and the color registration adjust-
ment simultaneously.
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 30 sec to complete the
adjustment.)
matic adjustment is started. (It takes about 30 sec to complete the
adjustment.)
3)
When the adjustment is completed, [EXECUTE] key returns to the
normal display, and the value of the adjustment result is dis-
played.
normal display, and the value of the adjustment result is dis-
played.
The current skew level for each color is displayed on the SKEW
display section.
display section.
4)
Write down the displayed skew level.
(Meaning of the skew level value and the adjustment procedure)
(Meaning of the skew level value and the adjustment procedure)
* If "OK" is displayed for all items of SKEW C,
M, and Y, 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.
* "C, M, and Y(SKEW)" shows the number of adjustment click
steps for each adjustment screw of C, M, and Y.
steps for each adjustment screw of C, M, and Y.
Contents in ( )
MIAN, SUB: Difference from the previous adjustment value of
image registration.
image registration.
Example:
If 105 for this time and 103 for the previous time,
it is displayed as 105.0 (+2.0).
it is displayed as 105.0 (+2.0).
SKEW: Judgment of the LSU skew adjustment result. OK or NG.
PHASE: OPC drum phase adjustment value of the previous time
SIM No
Content
26
6
Used to set the destination.
SIM No
Content
26
3
Used to set the auditor specification mode.
5
Used to set the count mode of the total counter and
the maintenance counter.
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
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.
paper is passed through each counter.
65
Used to set the limit number of sheets for stapling.
Ĭ
ĭ
Į
No.
Item
SIM
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)
50-22
2
Copy color balance and density check
3
Printer color balance/density check
64-5
No.
Item
SIM
4
Copy/Printer color balance adjustment (Automatic
adjustment)
adjustment)
46-74
5
Print/scan image off-center, lead edge position
adjustment
adjustment
50-10
MX-4070N 2 – 8
5)
The procedures 2) to 4) again, and check to confirm that C, M,
and Y (SKEW) are OK.
and Y (SKEW) are OK.
If any of them is NG, turn the LSU skew adjustment screw of the
corresponding color to adjust.
corresponding color to adjust.
When the adjustment is made by turning the LSU skew adjustment
screw of K, the states of C, M and Y (SKEW) are changed. Execute
SIM50-22 to check to confirm that C, M, and Y (SKEW) are OK.
screw of K, the states of C, M and Y (SKEW) are changed. Execute
SIM50-22 to check to confirm that C, M, and Y (SKEW) are OK.
When an abnormality occurs, "ERROR" is displayed.
In this case, check each drive section and the process section.
b. Copy color balance and density check
Method
Make a copy of the gray test chart (UKOG-0162FCZZ) and a copy of
the servicing color test chart (UKOG-0326FCZZ/UKOG-0326FC11),
and check that they are proper.
the servicing color test chart (UKOG-0326FCZZ/UKOG-0326FC11),
and check that they are proper.
a. Note for execution of the color balance and density check in the
color copy mode
color copy mode
To check the copy color balance and density, use the gray test chart
(UKOG-0162FCZZ) and the servicing 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.
(UKOG-0162FCZZ) and the servicing 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 adjustment
mode must be set to the default (center).
mode must be set to the default (center).
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).
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 adjustment
mode must be set to the default (center).
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 the
following conditions.
following conditions.
For the color (gray) balance, use the servicing color test chart (UKOG-
0326FCZZ/UKOG-0326FC11) to check.
0326FCZZ/UKOG-0326FC11) to check.
[Check with the servicing color test chart (UKOG-0326FCZZ/UKOG-
0326FC11)]
0326FC11)]
In the copy color balance check with the servicing color test chart,
check to insure the following conditions.
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)
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