Sharp Mx 2300n Service Manual

MX-2300/2700 N/G  SIMULATION  7 – 95

A to H: 1step=0.1mm
C to H: When the adjustment value is increased, the image loss is
increased.
* It is linked with items C to H of SIM50-6.

SIDE1 adjustment value: 
SIDE2 adjustment value: 
*
1: Correction value = (Measurement reference 10mm – 
Lead edge image loss set value) x 10 x (Magnification ratio/
100)
Example of calculation: 140 = (100 – 30) x 10 x (200%/100)
*
2: 2 = (Magnification ratio 200%/100)
If L4 = 0, do not make calculation of SIDE1, but adjust...

MX-2300/2700 N/G  SIMULATION  7 – 96 * Item A adjustment position
The main scanning direction paper size is greater than 216mm:
→ Reference: Main scanning direction print front image center
position (160mm from the BD sensor in the LSU unit) ±120mm in
the main scanning direction
The main scanning direction paper size is 257mm or less:
Reference: Main scanning direction print front image center posi-
tion (160mm from the BD sensor in the LSU unit) ±60mm in the
main scanning direction
* Adjustment...

MX-2300/2700 N/G  SIMULATION  7 – 97 
* Items H and I are displayed as Display item: Detail of display.
Example: PAPER:CS1
 
50-21
Purpose: Adjustment
Function (Purpose): Used to execute the manual adjustment of
the sub scanning registration (color shift).
(Backup value input)
Section:—
Item: Image quality
Operation/Procedure
1) Select the set item with [↑] and [↓] buttons.
The highlighted section of the set value is switched and dis-
played on the set setting area.* If there is any item over [↑], an...

MX-2300/2700 N/G  SIMULATION  7 – 98
 
50-22
Purpose: Adjustment
Function (Purpose): Used to execute the auto adjustment of the
main/sub scan the main/sub registration.
(Print on the belt/ Scan with the registration
sensor (photo sensor)
Image registration adjustment (Auto adjust-
ment) adjustment image quality image posi-
tion
Section:–
Item: Image qualityOperation/Procedure
1) Select the mode. (In this example, [REGIST] is selected.)
* Press the button to select a category. The selected button is...

MX-2300/2700 N/G  SIMULATION  7 – 99
Sub scan 
adjustment 
error10 MAIN BLACK FRONT Number error sub scan BLACK F The number of pitch data is not the specified number. 
11 MAIN BLACK FRONT Pitch error sub scan BLACK F The pitch data is not in the specified allowable range. 
15 SUB BLACK REAR Number error sub scan BLACK R The number of pitch data is not in the specified range. 
16 SUB BLACK REAR Pitch error sub scan BLACK R The pitch data is not in the specified allowable range. 
20 SUB CYAN FRONT Number...

MX-2300/2700 N/G  SIMULATION  7 – 100 (Initial screen or when in normal end)
(Adjustment screen)
(Error end screen)
 
50-24
Purpose: Adjustment
Function (Purpose): Used to display the data acquired with the
auto registration adjustment simulation
(SIM50-22).
Section:—
Item: Image quality
Operation/Procedure
1) When the machine enters Simulation 50-24, the following
screen is displayed.* Select the kind of display with [NEXT] and [BACK] buttons.
* Specify the color with [K], [C], [M], and [Y] buttons....

MX-2300/2700 N/G  SIMULATION  7 – 101 6) Sampling status check (3) (KCMY)
Press [K][C][M][Y] button to display the initial screen (K/C/M/
Y).
Press [NEXT] button to display the next category.
Press [BACK] button to display the previous category.
7) Sampling status check (4) (KCMY)
Press [K][C][M][Y] button to display the initial screen (K/C/M/
Y).
Press [NEXT] button to display the next category.
Press [BACK] button to  display the previous category.
8) Sampling status check (5) (KCMY)
Press [K][C][M][Y]...

MX-2300/2700 N/G  SIMULATION  7 – 102
 
50-28
Purpose: Adjustment
Function (Purpose): Used to execute the service adjustment,
the OC adjustment, the BK main scan mag-
nification ration correction, the RSPF
adjustment, and the print position adjust-
ment (Auto void adjustment (Service instal-
lation adjustment)).
Section:—
Item: Image quality
Operation/Procedure
1) When the machine enters Simulation 50-28, the following
screen is displayed.
2) Press the button of an item to be adjusted, and the display...

MX-2300/2700 N/G  SIMULATION  7 – 103 
• OC document lead edge adjustment
• OC document off-center adjustment
• OC sub scan magnification ratio adjustment
6) The adjustment result is displayed.
The value of this time is displayed together with the difference
from the previous value in ( ).
* When [REPRINT] button is pressed, the display returns to
the cassette select screen to allow self-printing of the OC
adjustment pattern again.
* When [RESCAN] button is pressed, scanning of the OC
adjustment pattern...

MX-2300/2700 N/G  SIMULATION  7 – 104 After completion of calculation of the front surface adjust-
ment value, the display is shifted to the SPF adjustment pat-
tern (back surface) scan start screen.

• SPF document lead edge adjustment front surface
• SPF document off-center adjustment front surface
• SPF sub scan magnification ratio adjustment front surface
7) Load the SPF adjustment pattern to the SPF.
* When [REPRINT] button is pressed, the display returns to
the cassette select screen to allow...