Sharp Mx 2310u Owners Manual

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 75
1) Enter the SIM 40-2 mode. 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 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.
6) Set the manual paper feed guide to the width for the A4R 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 A4R 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.
EXECUTE
EXECUTE
Repeat the above procedure to adjust
the A4R width MIN POSITION.


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 76
 
11 -BRSPF paper feed tray document size (width) 
sensor adjustment
This adjustment must be performed in the following cases:
* The RSPF paper feed tray section has been disassembled.
* The RSPF 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 SIM 53-6 mode.
2) Open the RSPF paper feed guide to the maximum width posi-
tion.
3) Press [EXECUTE] key. The maximum width detection level is recognized.
4) Open the RSPF paper feed guide to the width for the A4R size.
5) Press [EXECUTE] key. The A4R width detection level is recognized.
6) Open the RSPF paper feed guide to the width for the A5R size.
7) Press [EXECUTE] key. The A5R width detection level is recognized. 
8) Open the RSPF paper feed guide to the minimum width posi- tion.
9) Press [EXECUTE] key. 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.
 
ADJ 12Document size  detection 
adjustment
This adjustment must be performed in the following cases:
* When the original size sensor  section has been disassembled.
* When the original size sensor section has been replaced.
* When U2 trouble has occurred.
* When the scanner control PWB is replaced.
* When the EEPROM on the scanner control PWB is replaced.
 
12-A Document size sensor detection point 
adjustment
1) Enter the SIM 41-1 mode.
Loosen the original cover switch actuator adjustment screw
and slide the actuator position so that the display OCSW is
returned to the normal display when the height of the arm unit
top from the table glass is 20.2   0.25mm by slowly tilting the
document detection arm unit in the arrow direction and adjust. 
(If the ON timing of the original cover switch is shifted, the doc-
ument detection function may malfunction.)

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							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 77
 
12-BAdjust the sens itivity of the original size 
sensor
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.
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.
 
ADJ 13Touch panel coordinate setting
This adjustment must be performed in the following cases:
* 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 pres sed 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).
 
ADJ 14Fusing paper guide position 
adjustment
Normally there is no need to perform this adjustment. In the follow-
ing cases, perform this adjustment.
* When a paper jam occurs in the fusing section.
* When wrinkles are made on paper in the fusing section.
* When an image deflection or an image blur is generated in the
paper rear edge section.
1) Loosen the fusing paper guide fixing screws on the two posi- tions in the front/rear frame direction.
2) Use the fusing paper guide position scale as the reference to shift the paper guide in the arrow direction A or B.
The standard fixing position is at two scales in direction B from
the marking scale center. However, the position may be varied
depending on the situation.
* When a wrinkle is made on paper, change the position in theerror direction A.
* When an image deflection or unclear image is generated in the lead edge area of paper, change the position in the
arrow direction B.
Adjustment completed
EXECUTE
Adjustment
failedEXECUTE


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 78
 
ADJ 15Print image position, image 
magnification ratio, void area, 
off-center adjustment (Print 
engine) (Manual adjustment)
Normally if the adjustment is executed by ADJ 4 (automatic adjust-
ment), there is no need to execute this adjustment.
Only when the manual adjustment is  required, execute this adjust-
ment.
In other words, this manual adj ustment is executed when a satis-
factory result is not obtained from the automatic adjustment (ADJ
4).
 
15-A Print image magnification ratio adjustment 
(main scanning direction) (Print engine) 
(Manual adjustment)
This adjustment must be performed in the following cases:
* When the LSU (writing) unit is replaced.
* U2 trouble has occurred.
* The PCU PWB has been replaced.
* The EEPROM of the PCU PWB has been replaced.
1) Enter the SIM 50-10 mode.
2) Set A4 (11 x 8.5) paper in the paper feed tray.
3) Select the paper feed tray set in procedure 2) with the scroll
key.
4) Press [EXECUTE] key. The check pattern is printed out. 5) Check that the inside dimension of the printed halftone is 240 

0.5mm.
If the above requirement is not met, do the following steps.
6) Change the set value of set item A. When the set value is changed by 1, the dimension is changed
by 0.1mm.
When the set value is increased, the BK image magnification
ratio in the main scanning direct ion is increased. When the set
value is decreased, the BK im age magnification ratio in the
main scanning direction is decreased.
Repeat procedures 2) - 6) until a satisfactory result is obtained.
 
15-B Print image print area adjustment 
(Print engine) (Manual adjustment)
This adjustment must be performed in the following cases:
* When the LSU is replaced or removed.
* When a paper tray is replaced.
* When the paper tray section is disassembled.
* When the manual feed tray is replaced.
* When the manual feed tray is disassembled.
* When the duplex mode paper transport section is disassembled.
* When the registration roller section is disassembled.
* U2 trouble has occurred.
* The PCU PWB has been replaced.
* The EEPROM of the PCU PWB has been replaced.
Before execution of this adjustment, be sure to execute the print
image magnification ratio adjustm ent (ADJ 15A) (main scanning
direction) (print engine) (manual adjustment).
EXECUTE
End of print
EXECUTE


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 79
1) Enter the SIM 50-10 mode.
2) Set A4 (11 x 8.5) paper to all the paper feed trays. Select an
adjustment item of the target paper feed tray among items B -
N and enter the adjustment value. Then select item O to
select the paper feed tray which is to be used for executing
test printing.
3) Press [EXECUTE] key. The adjustment pattern is printed.
4) Check the adjustment pattern to confirm that the items below are in the range of the standard values.
If the above condition is not satisfied,  or if it is set to a desired
condition, execute the simulation 50-1.
Feed paper from all the paper feed trays to confirm. 5) Enter the SIM 50-1 mode.
6) Select an adjustment item (DENA, DENB, FRONT/REAR) with
the scroll key, enter the adjustment value, and press [OK] key.
When the adjustment value is increased, the void area is
increased. When the adjustment value is decreased, the void
area is decreased.
When the adjustment value is  changed by 1, the void area is
changed by 0.1mm.
The adjustment value and the actual void area are related as
follows:
Adjustment value/10 = Actual void area
When the amount of the rear edge void is different between
each paper feed tray, change the adjustment value of item
(DENB-XXX) in SIM50-1 and adjust.
The adjustment item (DENB) have a effect on the paper of all
paper feed tray.
Content Standard adjustment value
X Lead edge void area 4.0  1.0mm
Y Rear edge void area 2.0 - 5.0mm
Z1/Z2 FRONT/REAR void area 2.0  2.0mm
EXECUTE
End of print
EXECUTE


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 80
That is, adjustment value of item (DENB-XXX) fine adjusts to
adjustment item (DENB) for each paper tray.
After execution of the above, perform procedures 1) - 4) to
check that the void area is within the specified range.
Though the lead edge void area adjustment value is proper, if
the lead edge void area is not within the specified range,
change the adjustment value of item (RRCB-XXX) in SIM 50-1.
Repeat the above procedures until a satisfactory result is obtained.
 
15-C Print image off-center adjustment 
(Print engine) (Manual adjustment)
This adjustment must be performed in the following cases:
* When the LSU is replaced or removed.
* When a paper tray is replaced.
* When the paper tray section is disassembled.
* When ADJ 3B Print engine image  magnification ratio adjustment
(Main scanning direction) is performed.
* When the manual feed tray is replaced.
* When the manual feed tray is disassembled.
* When the duplex mode paper transport section is disassembled.
* When the registration roller section is disassembled.
* U2 trouble has occurred.
* The PCU PWB has been replaced.
* The EEPROM of the PCU PWB has been replaced.
Before execution of this adjustment, check to insure the following
item.
* The print image magnification rati on adjustment (ADJ 15A) (main
scanning direction) (Print engi ne) (Manual adjustment) has been
properly adjusted.
1) Enter SIM 50-10 mode. 2) Select the target paper feed tray (MAIN-XX) with the scroll key.
3) Set A4 (11 x 8.5) paper in the paper feed tray selected in pro-
cedure 2).
4) Press [EXECUTE] key. The adjustment pattern is printed.
5) Check that the adjustment pattern image is printed in the cor- rect position.
Measure the dimension of the void area in the front and the
rear frame direction of the adjustment pattern, and check that
all the following conditions are satisfied.
RV: REAR VOID AREA
FV: FRONT VOID AREA
RV + FV   4.0mm
RV = 2.0   2.0mm
FV = 2.0   2.0mm
If the above requirement is not met, do the following steps.
6) Change the adjustment value. Enter the adjustment value and press the [OK] key or the
[EXECUTE] key.
When [EXECUTE] key is pressed, the adjustment pattern is
printed.
When the adjustment value is increased, the adjustment pat-
tern is shifted to the front frame side. When it is decreased, the
adjustment pattern is shifted to the rear frame side.
When the set value is changed by 1, the shift distance is
changed by about 0.1mm.
Repeat procedures 3) - 6) until  the conditions of procedure 5)
are satisfied.
In case a satisfactory result cannot be obtained by repeating
the above procedures, perform the following procedure.
EXECUTE
End of print
EXECUTE


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 81
7) Loosen the paper feed tray of
f-center adjustment screws (2
pcs.) at the center section of the lift plate of the paper feed tray,
and change the gear unit position in the front/rear frame direc-
tion. Repeat the adjustment procedures from 4).
Normally if the adjustment is ex ecuted by ADJ 4 (automatic adjust-
ment), there is no need to execute this adjustment.
Only when the manual adjustment is  required, execute this adjust-
ment.
In other words, this manual adj ustment is executed when a satis-
factory result is not obtained from the automatic adjustment (ADJ
4).
 
ADJ 16Scan image magnification ratio 
adjustment 
(Manual adjustment)
Normally if the adjustment is ex ecuted by ADJ 4 (automatic adjust-
ment), there is no need to execute this adjustment.
Only when the manual adjustment is  required, execute this adjust-
ment.
In other words, this manual adj ustment is executed when a satis-
factory result is not obtained from the automatic adjustment (ADJ
4).
 
16-A Scan image magnification ratio adjustment 
(main scanning direction) (Manual 
adjustment) (Document table mode)
If the default adjustment value of the scan image magnification
ration adjustment (main scanning  direction) of SIM 48-1, copy
image quality may be degraded. Therefore, this adjustment must
be executed only when there is a special necessity. This adjustment must be performed in the following cases:
* When the copy magnification rati
o in the copy image main scan-
ning direction is not properly adjusted.
* When the scanner motor is replaced.
* U2 trouble has occurred.
* When the scanner control PWB is replaced.
* When the EEPROM of the scanner control PWB is replaced.
Before this adjustment, the focus adjustment (CCD unit installing
position adjustment) must have been completed.
1) Place a scale on the document table as shown in the figure below.
2) Enter the SIM 48-1 mode.
3) Make a normal copy and obtain the copy magnification ratio. Press [CLOSE] key to shift from the simulation mode to the
copy mode, and make a copy.
4) Check that the copy magnificati on ratio is within the specified
range (100   1.0%).
If the copy magnification ratio is  within the specified range (100
 1.0%), the adjustment is completed. If the copy magnification
ratio is not within the specif ied range, perform the following
procedure.
5) Change the CCD (MAIN) adjustment value of Simulation 48-1. When the adjustment value is increased, the copy magnifica-
tion ratio is increased.
When the adjustment value is  changed by 1, the copy magnifi-
cation ratio is changed by about 0.02%.
Repeat the procedures 3) - 5) unt il the copy magnification ratio
is within the specified range (100   1.0%).


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 82
 
16-BScan image magnification ratio adjustment 
(sub scanning direction) (Manual 
adjustment) (Document table mode)
This adjustment must be performed in the following cases:
* When the copy magnification rati o in the copy image sub scan-
ning direction is not properly adjusted.
* When the scanner motor is replaced.
* U2 trouble has occurred.
* When the scanner control PWB is replaced.
* When the EEPROM of the scanner control PWB is replaced.
1) Place a scale on the document table as shown in the figure below.
2) Enter the SIM 48-1 mode. 3) Make a normal copy and obtain the copy magnification ratio.
Go to the copy mode, and make a copy.
4) Check that the copy magnificati on ratio is within the specified
range (100   1.0%).
If the copy magnification ratio is  within the specified range (100
 1.0%), the adjustment is completed. If the copy magnification
ratio is not within the specif ied range, perform the following
procedure.
5) Change the CCD (SUB) adjustment value of Simulation 48-1. When the adjustment value is increased, the copy magnifica-
tion ratio in the sub scanni ng direction is increased.
When the adjustment value is  changed by 1, the copy magnifi-
cation ratio is changed by about 0.1%.
Repeat the procedures 3) - 5) until the copy magnification ratio is
within the specified range (100   1.0%).


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 83
 
16-CScan image magnification ratio adjustment 
(main scanning direction) 
(Manual adjustment) (RSPF mode)
This adjustment must be performed in the following cases:
* When the scan control PWB is replaced.
* When the EEPROM on the scan control PWB is replaced.
* When U2 trouble occurs.
* When the copy magnification ratio of the RSPF mode copy
image in the main scanning direction is not proper.
* When the RSPF is disassembled.
a. Adjustment procedures
1) Place the duplex adjustment  chart shown below on the docu-
ment tray of the RSPF.
The adjustment chart is prepared by the following procedures.
Use A4 (11 x 8.5) paper, and put marks on both sides and
both surfaces of the paper at 10mm from each edge.
2) Make a duplex copy at the normal ratio on A4 paper.
3) Measure the images on the copy paper and the original images.
4) Obtain the image magnification ratio according to the following formula:
Image magnification ratio = Original size / Original size x 100
(%)
Image magnification ratio = 99 / 100 x 100 = 99 (%)
If the image magnification ratio is within the specified range
(100   0.8%), there is no need to perform the adjustment.
If it is not within the specified range, perform the following pro-
cedures.
5) Enter the SIM 48-1 mode. RSPF
6) Select an adjustment item of SPF (MAIN)/SPFB (MAIN) with the scroll key.
7) Enter an adjustment value with 10-key, and press [OK] key. When the adjustment value is  increased, the image magnifica-
tion ratio is increased. When the adjustment value is changed
by 1, the image magnification ratio is changed by 0.02%.
8) Make a normal copy and obtain the copy magnification ratio.
Repeat the procedures of 1) - 8) until a satisfactory result is
obtained.
 
16-D Scan image magnification ratio adjustment 
(sub scanning direction) (Manual 
adjustment) (RSPF mode)
This adjustment must be performed in the following cases:
* When the SCAN CONTROL PWB is replaced.
* When the EEPROM on the SCAN CONTROL PWB is replaced.
* When U2 trouble occurs.
* When the copy magnification ratio of the RSPF mode copy
image in the sub scanning direction is not proper.
* When the RSPF is disassembled.
1) Place the duplex adjustment chart shown below on the docu- ment tray of the RSPF.
The adjustment chart is prepar ed by the following procedures.
Use A4 (11 x 8.5) paper, and put marks on both sides and
both surfaces of the paper at 10mm from each edge.
A4 size
(Both the front surface and the back surface)
10mm10mm
Paper pass direction
original
10 50 100150 200250
copy
1050 100150 200250


						

							MX-3610N  ADJUSTMENTS AND SETTINGS  4 – 84
2) Make a duplex copy at the normal ratio on A4 paper.
3) Measure the images on the copy paper and the original
images.
4) Obtain the image magnification ratio according to the following formula:
Image magnification ratio = Original size / Original size x 100
(%)
Image magnification ratio = 99 / 100 x 100 = 99 (%)
If the image magnification ratio is within the specified range
(100   0.8%), there is no need to perform the adjustment.
If it is not within the specified range, perform the following pro-
cedures.
5) Enter the SIM 48-1 mode.
6) Select an adjustment item with the scroll key. 7) Enter an image magnification ratio adjustment value with 10-
key, and press [OK] key.
When the adjustment value is  increased, the image magnifica-
tion ratio is increased.
When the adjustment value is changed by 1, the image magni-
fication ratio is changed by 0.1%.
8) Make a normal copy and obtain the copy magnification ratio.
Repeat the procedures of 1) - 8) until a satisfactory result is
obtained.
 
ADJ 17Scan image off-center 
adjustment 
(Manual adjustment)
Normally if the adjustment is ex ecuted by ADJ 4 (automatic adjust-
ment), there is no need to execute this adjustment.
Only when the manual adjustment is  required, execute this adjust-
ment.
In other words, this manual adjustment is executed when a satis-
factory result is not obtained from the automatic adjustment (ADJ
4).
 
17-A Scan image off-center adjustment (Manual 
adjustment) (Document table mode)
This adjustment must be performed in the following cases:
* When the scanner (reading) section is disassembled.
* When the scanner (reading) unit 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) Make a copy of the adjustment  chart (made by yourself) in the
adjustment mode (document table).
2) Check the copy image center position. If A - B =   1.0mm, the adjustment is not required.
If the above condition is not satisfied, perform the following
procedures.
Item Display ContentSetting 
range Default 
value
A CCD(MAIN) SCAN main scanning  magnification ratio 
adjustment (CCD) 1 - 99 50
B CCD(SUB) SCAN sub scanning  magnification ratio 
adjustment (CCD) 1 - 99 50
C SPF(MAIN) RSPF document front  surface magnification ratio 
adjustment (Main scan) 1 - 99 50
D SPF(SUB) RSPF document front  surface magnification ratio 
adjustment (Sub scan) 1 - 99 50
E SPFB(MAIN) RSPF document back  surface magnification ratio 
adjustment (Main scan) 1 - 99 50
F SPFB(SUB) RSPF document back  surface magnification ratio 
adjustment (Sub scan) 1 - 99 50
SPF (SUB) Sub scanning direction image magnification ratio  (Front surface)
SPFB (SUB) Sub scanning direction image magnification ratio  (Back surface)
original
copy
10 50 100
150 200
1050 100
150 200