MX-B382 (serv.man6). Service Manual (Revised May 2016). - Sharp Copying Equipment Service Manual (repair manual). Page 117

MX-B382/B402  SIMULATION  5 – 49

*1: Setting of compression rate for images when the image com-
pression rate is set to "Medium" in the user mode.
NOTE: When the compression rate is increased, the HDD capacity
in the document filing mode is decreased. On the other hand, how-
ever, the image quality of some documents may be remarkably
reduced.

 

46-51

Adjustment/Setup

Function (Purpose) Used to adjust the gamma for the copy

mode heavy paper mode and the image
process mode. (Manual adjustment)

Operation/Procedure
1)

Select a target adjustment mode.
Select the gamma adjustment of PAPER (heavy paper mode)
or DITHER (image process mode).

2)

Select a target adjustment density level with [

] [] key.

3)

Enter the set value with 10-key.

4)

Press [OK] key.
When [EXECUTE] key is pressed, the adjustment pattern is
printed.

When the image density is insufficient or a background copy is
made in heavy paper copy, change this adjustment value to adjust
the image density.

NOTE: The adjustment values can be reset to the default values

with SIM46-52.

 

46-60

Adjustment/Setup

Function (Purpose) Used to adjust the sharpness in the auto

copy mode.

Operation/Procedure
1)

Select a target item with [

] [] keys.

2)

Input numeric value corresponding to sharpness level (filter
process mode).

3)

Press [OK] key.

Used to adjust the sharpness and the smoothness of the dark area
in the auto copy mode.

COPY 
(GRAY) 
(Document 
filing 
(Monochrome 
half-tone 
mode))

B

COP
Y (G)

LOW

Low com-
pression 
(Gray)

0

0 (LOW)

MIDDLE

Medium 
com-
pression 
(Gray)

1

HIGH

High 
com-
pression 
(Gray)

2

LOWER

Super 
low com-
pression 
(Gray)

3

PUSH SCAN 
(COLOR) 
(Scanner 
(Color mode))

C

SCAN 
(C) 
(*1)

MIDDLE
1

Medium 
com-
pression 
mode 1
Low com-
pression

0

0 

(MIDDLE

1)

MIDDLE
2

Medium 
com-
pression 
mode 2
Medium 
com-
pression

1

MIDDLE
3

Medium 
com-
pression 
mode 3
High 
com-
pression

2

PUSH SCAN 
(GRAY) 
(Scanner 
(Monochrome 
half-tone 
mode))

D

SCAN 
(G) 
(*1)

MIDDLE
1

Medium 
com-
pression 
mode 1
Low com-
pression

0

0 

(MIDDLE

1)

MIDDLE
2

Medium 
com-
pression 
mode 2
Medium 
com-
pression

1

MIDDLE
3

Medium 
com-
pression 
mode 3
High 
com-
pression

2

HEAVY

Copier heavy paper gamma

DITH4

Monochrome error diffusion

A

POINT1

Point 1

245 - 755

500

B

POINT2

Point 2

245 - 755

500

C

POINT3

Point 3

245 - 755

500

D

POINT4

Point 4

245 - 755

500

E

POINT5

Point 5

245 - 755

500

F

POINT6

Point 6

245 - 755

500

G

POINT7

Point 7

245 - 755

500

H

POINT8

Point 8

245 - 755

500

I

POINT9

Point 9

245 - 755

500

J

POINT10

Point 10

245 - 755

500

K

POINT11

Point 11

245 - 755

500

L

POINT12

Point 12

245 - 755

500

M

POINT13

Point 13

245 - 755

500

N

POINT14

Point 14

245 - 755

500

O

POINT15

Point 15

245 - 755

500

P

POINT16

Point 16

245 - 755

500

Q

POINT17

Point 17

245 - 755

500