DOWNLOAD Sharp MX-B381 / MX-B401 (serv.man7) Service Manual ↓ Size: 46.25 MB | Pages: 127 in PDF or view online for FREE

MX-B381/B401  ADJUSTMENTS  4 – 35

2)

Open the manual paper feed guide to the maximum width posi-
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.

4)

Set the manual paper feed guide to the A4R size.

5)

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.

6)

Set the manual paper feed guide to the width for the A5R size.

7)

Press [EXECUTE] key.
[EXECUTE] key is highlighted. Then it returns to the normal
display.
Set the manual paper feed guide to the width for the A5R size.

8)

Open the manual paper feed guide to the minimum width posi-
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" is
displayed.
When the operation is completed normally, the above data are
saved to the memory and "COMPLETE" is displayed.

 

This adjustment is needed in the following situations:
* The operation panel has been replaced.
* U2 trouble has occurred.
* The scanner control PWB has been replaced.
* The EEPROM on the scanner control PWB has been replaced.
1)

Enter the SIM 65-1 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

as a needle or a pin).

 

The following adjustment items can be executed automatically with
SIM50-28.
* ADJ 4 Print image magnification ratio adjustment 

(Main scanning direction) (Print engine section)

* ADJ 5 Image off-center adjustment (Print engine section)
* ADJ 6/7 Scan image magnification ratio adjustment
* ADJ 8 Scan image off-center adjustment
* ADJ 9 Print area (void area) adjustment (Print engine section)
* ADJ 10 Copy image position, image loss adjustment
(Menu in SIM50-28 mode)

OC ADJ

Image loss off-center sub scanning direction 
image magnification ratio adjustment (Document 
table mode)

BK-MAG ADJ

Main scanning direction image magnification ratio 
adjustment

SPF ADJ

Image loss off-center sub scanning direction 
image magnification ratio adjustment 
(RSPF mode)

SETUP/PRINT ADJ

Print lead edge adjustment, image off-center 
(each paper feed tray, duplex mode) adjustment

RESULT

Adjustment result display

DATA

Display of data used when an adjustment is 
executed

MX-B381/B401  ADJUSTMENTS  4 – 36

 

1)

Enter the SIM50-28 mode.

2)

Select BK-MAG ADJ.

3)

Select the paper feed tray with A4 (11" x 8.5") paper in it.

4)

Press [EXECUTE] key.
The adjustment pattern is printed out.

5)

Set the adjustment pattern to the center reference position on
the document table.

NOTE: Fit the adjustment pattern correctly with the document

guide.

6)

Press [EXECUTE] key.

The following item is automatically adjustment.
* Print image main scanning direction image magnification

ratio

7)

Press [OK] key.
The adjustment result becomes valid.

NOTE: When an error occurs in the automatic adjustment of

SIM50-28, place white paper on the adjustment pattern and
perform the adjustment.

 

1)

Enter the SIM50-28 mode.

2)

Select [SETUP/PRINT ADJ].

3)

Select [OFFSET].

(Note)
When [ALL] is selected, the adjustments of the following two
items are performed at a same time.
* [LEAD]: Print image lead edge image position adjustment
* [OFFSET]: Print image off-center adjustment

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MX-B381/B401  ADJUSTMENTS  4 – 37

4)

Select a paper feed tray to be adjusted.
Set A4 (11" x 8.5") paper in each paper feed tray in advance.

5)

Press [EXECUTE] key.
The adjustment pattern is printed out. (Paper is fed from the
selected paper feed tray, and the adjustment pattern of each
paper feed tray is printed out.)

6)

Set the adjustment pattern to the center reference position on
the document table.

NOTE: Fit the adjustment pattern correctly with the document

guide.

7)

Press [EXECUTE] key.

The following item is automatically adjustment.
* Print image lead edge image position adjustment
* Print image off-center adjustment
Perform the procedures of 6) - 7) for the printed adjustment
pattern of each paper feed tray.

8)

Press [OK] key.
The adjustment result becomes valid.

NOTE: When an error occurs in the automatic adjustment of

SIM50-28, place white paper on the adjustment pattern and
perform the adjustment. 

 

1)

Enter the SIM50-28 mode.

2)

Select [OC ADJ].

3)

Select a paper feed tray. Set A4 (11" x 8.5") paper.

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MX-B381/B401  ADJUSTMENTS  4 – 38

4)

Press [EXECUTE] key.
The adjustment pattern is printed out.

5)

Set the adjustment pattern on the document table.

NOTE: Fit the adjustment pattern correctly with the document

guide.

6)

Press [EXECUTE] key.

The following item is automatically adjustment.
* Copy lead edge image reference position adjustment, image

off-center, sub scanning direction image magnification ratio
automatic adjustment

7)

Press [OK] key.
The adjustment result becomes valid.

NOTE: When an error occurs in the automatic adjustment of

SIM50-28, place white paper on the adjustment pattern and
perform the adjustment.

 

1)

Enter the SIM50-28 mode.

2)

Press the [SPF ADJ] button.

3)

Press the button of the item to be adjusted. Select [ALL].

SIDE1: RSPF adjustment for the front side
SIDE2: RSPF adjustment for the back side
ALL: RSPF adjustment for both the front and back sides

Select SIDE1 and SIDE2, and the following items can be per-
formed separately.
The screen is shifted to the tray select screen for printing the
RSPF adjustment pattern.

4)

Select one of the trays that can be used to print RSPF adjust-
ment patterns. (Multiple selection is not allowed.)

5)

Press the [EXECUTE] button.
The machine starts self-print of RSPF adjustment patterns.
When self-print finishes, the next screen appears where you
can start RSPF adjustments.

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