Sharp AR-BC260 Service Manual page 188

46 -16
Purpose Adjustment
Function Used to adjust the gamma and density.
(Purpose) (Monochrome mode) (The adjustment check pattern
is printed.)
Section Image process (ICU)
Item Picture quality
Operation/ 1. Select the adjustment point with the scroll key.
Procedure 2. Enter the adjustment value of the selected point
with the 10-key and press the [OK] key. (The
entered value is set.)
When the [EXECUTE] key is pressed, the color
balance adjustment check pattern corresponding to
the entered adjustment value is printed.
(Items to be set)
Display
A POINT1
↓ ↓
O POINT15
46 -19
Purpose Adjustment
Function 1. Used to set half tone (gamma) selection
(Purpose) (destination setting) in the monochrome auto
copy mode.
2. Used to set the automatic exposure operation
mode (Monochrome copy mode, FAX mode,
monochrome scanner mode).
Section Scanner (reading)
Item Picture quality
Operation/ 1. Select the adjustment mode with the scroll keys.
Procedure 2. Set the half tone density (gamma) with [MODE 1]
/ [MODE 2] keys.
3. Select the adjustment mode with the scroll keys.
4. Select the operation mode of the automatic
exposure mode with [ON]/[OFF] keys.
Display Set mode Content
AE MODE 1 The half-tone
MODE (AUTO 1) density is higher
than that of AUTO 2
mode.
MODE 2 The half-tone
(AUTO 2) density is lower than
that of AUTO 1
mode.
Density
Min. Max.
Default
Value Value
373 627 500
↓ ↓ ↓
373 627 500
Destination Default
Japan MODE 2
(AUTO 2)
Except
Japan
AR-BC260 SIMULATION 9 - 50
Setting
Display Content
mode
AE OFF The automatic density (exposure)
STOP control is performed on real time.
MODE (The density level is changed
according to the document
pattern on real time.)
ON The density at the lead edge of
the document is scanned, and the
overall density (exposure) level is
determined by the scanned
density level. (The overall density
level is fixed.)
46 -20
Purpose Adjustment
Function Used to adjust copy color balance (All color copy
(Purpose) mode gamma/density adjustment) (All color copy
mode color balance/gamma/density are changed.)
Same as SIM 46-21, however, printing is not
performed.
Section Image process (ICU)
Item Picture quality
Operation/ 1. Select the color to be adjusted with the color key
Procedure (K/C/M/Y).
2. Select the adjustment point with the scroll key.
3. Enter the adjustment value of the selected point
with the 10-key and press the [OK] key. (The
entered value is set.)
(Items to be set)
Display
A POINT1
↓
↓
O POINT15
46 -21
Purpose Adjustment
Function Used to adjust copy color balance (All color copy
(Purpose) mode gamma/density adjustment) (All color copy
mode color balance/gamma/density are changed.)
Section Image process (ICU)
Item Picture quality
Operation/ 1. Select the color to be adjusted with the color key
Procedure (K/C/M/Y).
2. Select the adjustment point with the scroll key.
3. Enter the adjustment value of the selected point with the 10-
key and press the [OK] key. (The entered value is set.)
When the [EXECUTE] key is pressed, the color balance
adjustment check pattern corresponding to the entered adjustment
value is printed.
Default
AE STOP
COPY: OFF
AE STOP
FAX: OFF
AE STOP
SCAN: ON
Color balance
Min. Max.
Default
Value Value
245 755 500
↓ ↓ ↓
245 755 500
Color balance