Ricoh DD5450 Field Service Manual page 350

Chapter 8 HELP Mode Function and Operation Procedures
3
HELP-044
SCAN LEVEL ADJUSTMENT
PHOTO
PHOTO/TEXT
BLACK LEVEL
BLACK LEVEL
080 040
10.
7.
WHITE LEVEL
WHITE LEVEL
040 040
8. 11.
PEAK HOLD PEAK HOLD
−0.5
+0.0
9. 12.
● Operation procedure
1.
Call the HELP mode "H-044".
Enter "044" by the NUMERIC keys and then press the
PRINT key.
2.
Change the screen.
Touch the arrow on the screen lower right once to switch to
Page 2.
3.
Adjust the scan level.
Adjustment
1. Select and touch the item to be adjusted.
No.
7
8
Photo/Text mode
9
10
11
Photo mode
12
2. Enter the value by the NUMERIC keys or change the value
by the PRINT POSITION
● Press the HOME key to invert "+"and "-"of the
selected set value.
● Press the C (clear) key to return the selected set
value to the value before change.
X
3. Press the = key to store the set value.
● When S3-ADF is not installed:
If the scan level is changed, the same value is entered
in ADF (HELP-045).
After ADF adjustment, the scan level is not changed.
4.
Return to the HELP mode.
Press the STOP key.
The HELP mode selection display will reappear.
→ To exit the HELP mode
→ To access another HELP mode : Enter the desired mode number
348
(2) Scan Level Adjustment
Page 2:
● Adjustment.
PHOTO/TEXT mode
Black level , White level , Peak hold
PHOTO mode
Black level , White level , Peak hold
Item Adjustment width
Black level 0-255
White level 0-255
Peak hold −9.9 - +9.9
Black level 0-255
White level 0-255
Peak hold −9.9 - +9.9
keys.
: Turn the power switch OFF.
using the numeric keys.
(2 pages in total)
HELP-044
SCAN LEVEL ADJUSTMENT
TEXT/PHOTO
TEXT
BLACK LEVEL
BLACK LEVEL
200 090
1. 4.
WHITE LEVEL
WHITE LEVEL
220 120
2. 5.
PEAK HOLD PEAK HOLD
+0.0 +0.0
3.
6.
HELP-044
SCAN LEVEL ADJUSTMENT
PHOTO
PHOTO/TEXT
BLACK LEVEL
BLACK LEVEL
080 040
7. 10.
WHITE LEVEL
WHITE LEVEL
8. 11.
040 040
PEAK HOLD PEAK HOLD
−0.5
+0.0
9. 12.
●Photo/Text mode, Photo mode
Adjust it by the black level and
the peak hold.
Do not change the white level.
Touch