Read Sharp MX-6500N / MX-7500N (serv.man20) Service Manual online
MX-7500N SIMULATION 6 – 112
A-I: When the adjustment value is increased, the image loss is increased.
1step = 0.1mm
1step = 0.1mm
50-28
Purpose
Adjustment
Function (Purpose)
Used to automatically adjust the image
loss, void area, image off-center, and image
magnification ratio.
Section
Operation/Procedure
The following adjustment items can be executed automatically with
The following adjustment items can be executed automatically with
SIM50-28.
* ADJ16 Print image position, image magnification ratio, void area,
* ADJ16 Print image position, image magnification ratio, void area,
off-center adjustments (Manual adjustments)
* ADJ 17 Scan image magnification ratio adjustment (Print engine)
(Manual adjustment)
* ADJ 18 Scan image off-center adjustment (Manual adjustment)
* ADJ 19 Copy image position and the image loss
* ADJ 19 Copy image position and the image loss
(Manual adjustments)
1) Select an adjustment item with the menu button.
2) Press [EXECUTE] key, and the adjustment pattern is printed.
3) Set the adjustment pattern on the document table.
4) Press [EXECUTE] key, and the adjustment pattern is scanned.
5) Press [OK] key.
2) Press [EXECUTE] key, and the adjustment pattern is printed.
3) Set the adjustment pattern on the document table.
4) Press [EXECUTE] key, and the adjustment pattern is scanned.
5) Press [OK] key.
Item/Display
Content
Setting range
Default value
FAX send
A Image loss
amount setting OC
LEAD_EDGE (OC)
OC lead edge image loss amount setting
0 - 100
30 (3mm)
B
FRONT_REAR (OC)
OC side image loss amount setting
0 - 100
20 (2mm)
C
TRAIL_EDGE (OC)
OC rear edge image loss amount setting
0 - 100
20 (2mm)
D Image loss
amount setting
SPF SIDE1
LEAD_EDGE (SPF_SIDE1)
Front surface lead edge image loss amount setting
0 - 100
20 (2mm)
E
FRONT_REAR (SPF_SIDE1)
Front surface side image loss amount setting
0 - 100
20 (2mm)
F
TRAIL_EDGE (SPF_SIDE1)
Front surface rear edge image loss amount setting
0 - 100
30 (3mm)
G Image loss
amount setting
SPF SIDE2
LEAD_EDGE (SPF_SIDE2)
Back surface lead edge image loss amount setting
0 - 100
30 (3mm)
H
FRONT_REAR (SPF_SIDE2)
Back surface side image loss amount setting
0 - 100
20 (2mm)
I
TRAIL_EDGE (SPF_SIDE2)
Back surface rear edge image loss amount setting
0 - 100
20 (2mm)
When image
send mode
(Except for
FAX and
copy)
A Image loss
amount setting OC
LEAD_EDGE (OC)
OC lead edge image loss amount setting
0 - 100
0 (0mm)
B
FRONT_REAR(OC)
OC side image loss amount setting
0 - 100
0 (0mm)
C
TRAIL_EDGE(OC)
OC rear edge image loss amount setting
0 - 100
0 (0mm)
D Image loss
amount setting
SPF SIDE1
LEAD_EDGE (SPF_SIDE1)
Front surface lead edge image loss amount setting
0 - 100
0 (0mm)
E
FRONT_REAR (SPF_SIDE1)
Front surface side image loss amount setting
0 - 100
0 (0mm)
F
TRAIL_EDGE(SPF_SIDE1)
Front surface rear edge image loss amount setting
0 - 100
0 (0mm)
G Image loss
amount setting
SPF SIDE2
LEAD_EDGE (SPF_SIDE2)
Back surface lead edge image loss amount setting
0 - 100
0 (0mm)
H
FRONT_REAR (SPF_SIDE2)
Back surface side image loss amount setting
0 - 100
0 (0mm)
I
TRAIL_EDGE(SPF_SIDE2)
Back surface rear edge image loss amount setting
0 - 100
0 (0mm)
Adjustment item list
Adjustment
menu
Scanner OC
Document lead edge
OC ADJ
Document off-center
Sub scanning
Sub scanning
magnification ratio
Gamma adjustment
Gamma adjustment
-
DSPF
SIDE1
(Front)
Document lead edge
SPF ADJ
(DSPF)
Document off-center
Sub scanning
Sub scanning
magnification ratio
SIDE2
(Back)
Document lead edge
Document off-center
Sub scanning
Document off-center
Sub scanning
magnification ratio
Engine
-
BK main scanning
magnification ratio
BK-MAG
ADJ
MFT
Print off-center adjustment
SETUP/
PRINT ADJ
Print lead edge
CS1
Print off-center adjustment
Print lead edge
Print lead edge
CS2
Print off-center adjustment
Print lead edge
Print lead edge
ADU
Print off-center adjustment
Print lead edge
Print lead edge
CS3
Print off-center adjustment
Print lead edge
Print lead edge
CS4
Print off-center adjustment
Print lead edge
Print lead edge
LCC
Print off-center adjustment
Print lead edge
Print lead edge
LCT1 1
Print off-center adjustment
Print lead edge
Print lead edge
LCT1 2
Print off-center adjustment
Print lead edge
Print lead edge
LCT2 1
Print off-center adjustment
Print lead edge
Print lead edge
LCT2 2
Print off-center adjustment
Print lead edge
Print lead edge
Item/Display
Content
Section
SPF
ADJ
(DSPF)
ALL
SIDE1
(Front
surface)
MFT Document
lead edge
Document
off-center
Sub
scanning
magnifica-
tion ratio
Document
lead edge
Document
off-center
Sub
scanning
magnifica-
tion ratio
Image loss
off-center
sub
scanning
direction
image
magnifica-
tion ratio
adjustment
(DSPF
mode)
Scanner
SIDE2
(Back
surface)
CS1
CS2
ADU
CS3
CS4
LCC
CS2
ADU
CS3
CS4
LCC
Adjustment item list
Adjustment
menu
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