Sharp MX-6500N / MX-7500N (serv.man20) Service Manual ▷ View online
MX-7500N SIMULATION 6 – 101
SIDE: Side image loss adjustment
3) Press [OK] key. (The set value is saved.)
A.(RRC-A)
The timing of detection of the image lead edge after starting the
The timing of detection of the image lead edge after starting the
document scan is adjusted. (0.1mm/step)
* When the value is decreased, the timing is advanced. When the
* When the value is decreased, the timing is advanced. When the
value is increased, the timing is delayed.
B.(LEAD)
The lead edge image loss amount is specified. Difference between
The lead edge image loss amount is specified. Difference between
the document lead edge scan start position and the document lead
edge (0.1mm/step)
* When the value is increased, the image loss is increased.
C.(SIDE)
The side image loss amount is specified.
* When the value is increased, the image loss is increased.
C.(SIDE)
The side image loss amount is specified.
(Document width - Document edge scan range)/2 (0.1mm/step)
(Rear edge image loss amount is fixed to 0. (No adjustment))
* When the value is increased, the image loss is increased.
D.(DEN-A)
The void amount made at the paper lead edge is specified.
* When the value is increased, the image loss is increased.
D.(DEN-A)
The void amount made at the paper lead edge is specified.
(0.1mm/step)
* When the value is increased, the void is increased.
E.(DEN-B)
The void amount made at the paper rear edge is specified. (0.1mm/
* When the value is increased, the void is increased.
E.(DEN-B)
The void amount made at the paper rear edge is specified. (0.1mm/
step)
* When the value is increased, the void is increased.
F.(FRONT/REAR)
* When the value is increased, the void is increased.
F.(FRONT/REAR)
The void amount made at the right and the left edges of paper is
adjusted. (0.1mm/step)
* When the value is increased, the void is increased.
* When the value is increased, the void is increased.
50-2
Purpose
Adjustment
Function (Purpose)
Used to adjust the copy image position and
the image loss. (This simulation is a simpli-
fied version of SIM 50-1).
Section
Operation/Procedure
1) Set item A (L1) and item B (L2) to 0.
2) Place a rule on the left edge of the document table, and make
1) Set item A (L1) and item B (L2) to 0.
2) Place a rule on the left edge of the document table, and make
a copy at a magnification ratio of 400%.
3) Measure the length of L1 and L2 on the copied image in the
unit of 0.1mm (referring to the figure below). Enter the adjust-
ment values of L1 x 10 and L2 x 10. Be sure to enter the both
adjustment values of L1 and L2.
L1: Distance from the lead edge of the copied image to 10mm
L1: Distance from the lead edge of the copied image to 10mm
scale.
L2: Distance from the paper lead edge to the copy image lead
L2: Distance from the paper lead edge to the copy image lead
edge.
4) Press [EXECUTE] key. (The set value is saved.)
5) Make a copy at the magnification ratio of 100%, and adjust the
5) Make a copy at the magnification ratio of 100%, and adjust the
rear edge void.
Item/Display item
Description
Setting
range
Default
value
A Lead edge
adjustment
value
RRCA
Document lead
edge reference
position (OC)
0 - 99
50
B Image loss
area setting
value
LEAD
Lead edge image
loss area setting
0 - 99
40
C
SIDE
Side image loss
area adjustment
0 - 99
20
D Void area
adjustment
DENA
Print lead edge
adjustment
1 - 99
40
E
DENB
Sub scanning
direction print
range adjustment
1 - 99
30
F
FRONT/
REAR
FRONT/REAR
void area
adjustment
1 - 99
20
G Off-center
adjustment
OFFSET_
OC
OC document
off-center
adjustment
1 - 99
50
H Magnification
ratio
correction
SCAN_
SPEED_
OC
SCAN sub
scanning
magnification
ratio adjustment
(CCD)
1 - 99
50
I
Sub scanning
direction print
area
correction
value
DENB-MFT Manual feed
correction value
1 - 99
50
J
DENB-CS1
Tray 1 correction
value
1 - 99
50
K
DENB-CS2
Tray 2 correction
value
1 - 99
50
L
DENB-CS3
Tray 3 correction
value
1 - 99
50
M
DENB-CS4
Tray 4 correction
value
1 - 99
50
N
DENB-LC
LCC/LCT/LCT
manual paper
feed correction
value
1 - 99
50
O
DENB-ADU ADU correction
value
1 - 99
55
P
DENB-HV
Heavy paper
correction value
1 - 99
50
Item/Display
Description
Setting
range
Default
value
A Actual
measurement
value
L1
Distance from the
image lead edge to
the scale of 10mm.
(Platen 400%,
0.1mm increment)
0 - 999
-
B
L2
Distance from the
paper lead edge to
the image lead edge
(0.1mm increment)
0 - 999
0
C Image loss
area setting
value
LEAD
Lead edge image
loss amount setting
(When the
adjustment value is
increased, the image
loss is increased.)
0 - 99
40
D
SIDE
Side edge image
loss amount setting
(When the
adjustment value is
increased, the image
loss is increased.)
0 - 99
20
Paper lead
edge
edge
L1
L2
400% enlargement copy
Fig. 1
MX-7500N SIMULATION 6 – 102
Same as the adjusted items of SIM50-01 except for A and B.
The values adjusted with A and B are reflected to the document
The values adjusted with A and B are reflected to the document
lead edge reference position (RRC-A) of SIM50-01 and all the
paper lead edge positions (RRCB-**).
All adjustment items: 1 step = 0.1mm change
All adjustment items: 1 step = 0.1mm change
50-5
Purpose
Adjustment
Function (Purpose)
Used to adjust the print lead edge image
position. (PRINTER MODE)
Section
Operation/Procedure
1) Select a target adjustment item (DEN-C) with scroll key on the
1) Select a target adjustment item (DEN-C) with scroll key on the
touch panel.
2) Enter the adjustment value using the 10-key.
3) Press [EXECUTE] key.
3) Press [EXECUTE] key.
The set value is saved, and the adjustment check pattern is
printed.
4) Measure the distance from the paper lead edge the adjustment
pattern to the image lead edge, and check to confirm that it is
in the standard adjustment value range.
Standard reference value: 4.0+/-2.0mm
Standard reference value: 4.0+/-2.0mm
When the adjustment value is increased, the distance from the
paper lead edge to the image lead edge is increased. When the
adjustment value is decreased, the distanced is decreased.
When the set value is changed by 1, the distance is changed by
When the set value is changed by 1, the distance is changed by
about 0.1mm.
E Void area
adjustment
DENA
Lead edge void area
adjustment (When
the adjustment value
is increased, the
void is increased.)
1 - 99
40
F
DENB
Rear edge void area
adjustment (When
the adjustment value
is increased, the
void is increased.)
1 - 99
30
G
FRONT/
REAR
FRONT/REAR void
amount adjustment
(When the
adjustment value is
increased, the void
is increased.)
1 - 99
20
Item/Display
Description
Setting
range
Default
value
Item/Display
Content
Setting range
Default
value
Remarks
A
DEN-C
Printer print lead edge adjustment
1 - 99
30
Adjustment value for fitting the print lead edge for the
printer
When the adjustment value of this item is decreased
When the adjustment value of this item is decreased
by 1, the printer print start position in the paper
transport direction is shifted to the lead edge by
0.1mm.
B
DEN-B
Sub scanning direction print range
adjustment
1 - 99
30
Void amount generated at the paper rear edge.
When the adjustment value of item B (DEN-B) is
When the adjustment value of item B (DEN-B) is
decreased by 1, the print area adjustment value in
the sub scanning direction for the paper transport
direction is decreased by 0.1mm.
C FRONT/REAR
FRONT/REAR void area adjustment
1 - 99
20
The void amount made at the right and the left edges
of paper is adjusted. When the value is increased,
the void amount is increased.
D DENB-MFT
Manual feed correction value
1 - 99
50
E
DENB-CS1
Tray 1 correction value
1 - 99
50
F
DENB-CS2
Tray 2 correction value
1 - 99
50
G DENB-CS3
Tray 3 correction value
1 - 99
50
H DENB-CS4
Tray 4 correction value
1 - 99
50
I
DENB-LC
LCC/LCT/LCT manual paper feed
correction value
1 - 99
50
J
DENB-ADU
ADU correction value
1 - 99
55
K
DENB-HV
Heavy paper correction value
1 - 99
50
L
MULTI COUNT
Number of print
1 - 999
1
MX-7500N SIMULATION 6 – 103
*1: Displayed only when A4/A3 LCC is connected.
*2: Displayed only when 2-stage LCT is installed.
*3: Displayed only when two units of 2-stage LCT are connected.
*2: Displayed only when 2-stage LCT is installed.
*3: Displayed only when two units of 2-stage LCT are connected.
50-6
Purpose
Adjustment
Function (Purpose)
Used to adjust the copy image position and
the image loss. (DSPF mode)
Section
DSPF
Operation/Procedure
1) Select an adjustment target item with scroll key on the touch
1) Select an adjustment target item with scroll key on the touch
panel.
2) Enter the set value with 10-key.
3) Press [OK] key. (The set value is saved.)
3) Press [OK] key. (The set value is saved.)
Item A, B: When the adjustment value is increased, the scan timing
is delayed.
Item C - H: When the adjustment value is increased, the image loss
is increased.
Item E - H: When a shadow image appears on the rear edge,
Item E - H: When a shadow image appears on the rear edge,
increase the adjustment value to delete the shadow.
All adjustment items: 1 step = 0.1mm change
*1: Displayed only when A4/A3 LCC is connected.
*2: Displayed only when 2-stage LCT is installed.
*3: Displayed only when two units of 2-stage LCT are connected.
All adjustment items: 1 step = 0.1mm change
*1: Displayed only when A4/A3 LCC is connected.
*2: Displayed only when 2-stage LCT is installed.
*3: Displayed only when two units of 2-stage LCT are connected.
50-7
Purpose
Adjustment
Function (Purpose)
Used to adjust the copy image position and
the image loss (DSPF mode).
(This simulation is a simplified version of
SIM 50-6.)
Section
DSPF
Operation/Procedure
1) Select an adjustment target item with scroll key on the touch
1) Select an adjustment target item with scroll key on the touch
panel.
2) Set item A (L4) and item B (L5) to 0.
3) Set the magnification ratio to 200%, and make a copy in the
3) Set the magnification ratio to 200%, and make a copy in the
DSPF duplex mode.
4) Measure the size of the printed image. Enter the actual mea-
surement value of distance a (DSPF) to L4 and L5 in the unit of
0.1mm.
(Adjustment value "1" for 0.1mm)
L4: Distance a (DSPF front surface: 200%) (unit: 0.1mm)
L5: Distance a (DSPF back surface: 200%) (unit: 0.1mm)
(Adjustment value "1" for 0.1mm)
L4: Distance a (DSPF front surface: 200%) (unit: 0.1mm)
L5: Distance a (DSPF back surface: 200%) (unit: 0.1mm)
M PAPER
MFT
Tray selection
Manual paper feed
1 - 9
1
2(CS1)
CS1
Tray 1
2
CS2
Tray 2
3
CS3
Tray 3
4
CS4
Tray 4
5
LCC
LCC (*1)
6
LCT1_1
LCT first series first
stage (*2)
6
LCT1_2
LCT first series second
stage (*2)
7
LCT2_1
LCT second series, first
stage (*3)
8
LCT2_2
LCT second series,
second stage (*3)
9
N DUPLEX
YES
Duplex print
selection
Select
0 - 1
0
1(NO)
NO
Not select
1
Item/Display
Content
Setting range
Default
value
Remarks
Item/Display
Content
Setting
range
Default
value
A SIDE1
Front surface
document scan position
adjustment (CCD)
1 - 99
50
B SIDE2
Back surface document
scan position
adjustment (CCD)
1 - 99
50
C Image loss
amount
setting
SIDE1
LEAD_
EDGE
(SIDE1)
Front surface lead edge
image loss amount
setting
0 - 99
20
D
FRONT_
REAR
(SIDE1)
Front surface side
image loss amount
setting
0 - 99
20
E
TRAIL_
EDGE
(SIDE1)
Front surface rear edge
image loss amount
setting
0 - 99
40
F Image loss
amount
setting
SIDE2
LEAD_
EDGE
(SIDE2)
Back surface lead edge
image loss amount
setting
0 - 99
40
G
FRONT_
REAR
(SIDE2)
Back surface side
image loss amount
setting
0 - 99
20
H
TRAIL_
EDGE
(SIDE2)
Back surface rear edge
image loss amount
setting
0 - 99
20
I
OFFSET_SPF1
DSPF front surface
document off-center
adjustment
1 - 99
50
J
OFFSET_SPF2
DSPF back surface
document off-center
adjustment
1 - 99
50
K SCAN_SPEED_SPF1
DSPF document front
surface magnification
ratio (Sub scan)
1 - 99
50
Distance "a"
MX-7500N SIMULATION 6 – 104
5) Press [EXECUTE] key. (The set value is saved.)
Item C - H: When the adjustment value is increased, the image loss
is increased.
All adjustment items: 1 step = 0.1mm change
Items C - H are linked with items C - H of SIM50-06.
All adjustment items: 1 step = 0.1mm change
Items C - H are linked with items C - H of SIM50-06.
50-10
Purpose
Adjustment
Function (Purpose)
Used to adjust the black print image magni-
fication ratio and the off-center position.
(The adjustment is made separately for
each paper feed section.)
Section
Operation/Procedure
1) Select an adjustment target item with scroll key on the touch
1) Select an adjustment target item with scroll key on the touch
panel.
2) Enter the set value with 10-key.
3) Press [EXECUTE] key. (The set value is saved.)
3) Press [EXECUTE] key. (The set value is saved.)
Item/Display
Content
Setting
range
Default
value
A L4
Distance (SPF 200%, 0.1mm
unit) from the front surface
image lead edge to the scale of
10mm.
0 - 999
-
B L5
Distance (SPF 200%, 0.1mm
unit) from the back surface
image lead edge to the scale of
10mm.
0 - 999
-
C LEAD_EDGE
(SIDE1)
Front surface lead edge image
loss amount setting
0 - 99
20
D FRONT_REAR
(SIDE1)
Front surface side image loss
amount setting
0 - 99
20
E TRAIL_EDGE
(SIDE1)
Front surface rear edge image
loss amount setting
0 - 99
40
F LEAD_EDGE
(SIDE2)
Back surface lead edge image
loss amount setting
0 - 99
40
G FRONT_REAR
(SIDE2)
Back surface side image loss
amount setting
0 - 99
20
H TRAIL_EDGE
(SIDE2)
Back surface rear edge image
loss amount setting
0 - 99
20
Item/Display
Content
Setting range
Default value
A
BK-MAG
Main scan print magnification ratio BK
60 - 140
100
B
MAIN-MFT
Print off center adjustment value (Manual paper feed)
1 - 99
50
C
MAIN-CS1
Print off center adjustment value (Tray 1)
1 - 99
50
D
MAIN-CS2
Print off center adjustment value (Tray 2)
1 - 99
50
E
MAIN-CS3
Print off center adjustment value (Tray 3)
1 - 99
50
F
MAIN-CS4
Print off center adjustment value (Tray 4)
1 - 99
50
G
MAIN-LCC
Print off center adjustment value (LCC)
1 - 99
50
H
MAIN-LCT1
Print off center adjustment value (LCT 1 series, first stage)
1 - 99
50
I
MAIN-LCT2
Print off center adjustment value (LCT 1 series, second stage)
1 - 99
50
J
MAIN-LCT3
Print off center adjustment value (LCT 2 series, first stage)
1 - 99
50
K
MAIN-LCT4
Print off center adjustment value (LCT 2 series, second stage)
1 - 99
50
L
MAIN-LCT-MFT
Print off center adjustment value (LCT_manual feed)
1 - 99
50
M
MAIN-ADU
Print off center adjustment value (ADU)
1 - 99
50
N
SUB-CS12
Resist motor ON
timing adjustment
Standard tray
1 - 99
50
O
SUB-CS34
1 - 99
50
P
SUB-LC
LCC /LCT/LCT manual paper feed
1 - 99
50
Q
SUB-MFT
Manual feed (Main machine)
1 - 99
50
R
SUB-ADU
ADU
1 - 99
50
S
SUB-CS-HV-A
Main unit tray adjustment value (Heavy paper A)
1 - 99
40
T
SUB-HV-OHP
Main unit tray adjustment value (OHP)
1 - 99
40
U
SUB-LC-HV-A
LCC/LCT adjustment value (Heavy paper A)
1 - 99
40
V
SUB-LC-HV-B
LCC/LCT adjustment value (Heavy paper B)
1 - 99
35
W
SUB-MFT-HV-A
Manual feed tray adjustment value (Heavy paper A)
1 - 99
40
X
SUB-MFT-HV-B
Manual feed tray adjustment value (Heavy paper B)
1 - 99
35
Y
SUB-HV-ENV
Manual feed tray adjustment value (Envelope)
1 - 99
40
Z
SUB-ADU-HV-A
ADU adjustment value (Heavy paper A)
1 - 99
40
AA
MULTI COUNT
Number of print
1 - 999
1
AB
PAPER
MFT
Tray selection
Manual feed
1 - 999
1
2(CS1)
CS1
Tray 1
2
CS2
Tray 2
3
CS3
Tray 3
4
CS4
Tray 4
5
LCC
LCC (*1)
6
LCT1_1
LCT 1 series, first stage (*2)
6
LCT1_2
LCT 1 series, second stage (*2)
7
LCT2_1
LCT 2 series, first stage (*3)
8
LCT2_2
LCT 2 series, second stage (*3)
9
AC
DUPLEX YES
Duplex print selection
Select
0 - 1
0
1(NO)
NO
Not select
1
AD
MAIN-STD
Print position adjustment standard correction amount (Off center direction)
1 - 99
50
Click on the first or last page to see other MX-6500N / MX-7500N (serv.man20) service manuals if exist.