Ricoh ADF DF7010, Field Service Manual

Page: 68 / 72

66
Chapter 7 3 HELP Mode Functions and Operation Procedures
Page 2:
● Adjustment
PHOTO/TEXT mode
Black level , White level , Peak hold
PHOTO mode
Black level , White level , Peak hold
● Operation procedure
(2) ADF scan Level Adjustment
(2 pages in total)
3.
Adjust the ADF scan level.
Adjustment
1. Select and touch the item to be adjusted.
► Reference values
No. Item Adjustment width
7
Text mode
Black level 0 - 255
8 White level 0 - 255
9 Peak hold -9.9 - +9.9
10
Text/Photo mode
Black level 0 - 255
11 White level 0 - 255
12 Peak hold -9.9 - +9.9
2. Enter the value by the NUMERIC keys or change the
value by the PRINT POSITION keys.
● Press the HOME key or PROPERTY 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.
3. Press the
X
=
key to store the set value.
● Photo/Text mode, Photo mode
Adjust it by the black level and
the peak hold.
Do not change the white level.
4. Return to the HELP mode.
1.
Call the HELP mode “H-045”.
2.
Change the screen.
Touch the arrow on the screen lower right once to switch to
Page 2.
HELP-045
080
040
− 0.5
+0.0
040
040
8.
9. 12.
10.
11.
HELP-045
200
220
+0.0
+0.0
090
120
1.
2.
3. 6.
4.
5.
HELP-045
080
040
− 0.5 +0.0
040
040
7.
8.
9.
12.
10.
11.
7.
Touch
Press the STOP key.
The HELP mode selection display will reappear.
Enter “
045
” by the NUMERIC keys and then press the
PRINT key.
ADF SCAN LEVEL ADJUSTMENT
PHOTO
BLACK LEVEL
PHOTO/TEXT
BLACK LEVEL
WHITE LEVEL WHITE LEVEL
PEAK HOLD
PEAK HOLD
ADF SCAN LEVEL ADJUSTMENT
TEXT
BLACK LEVEL
TEXT/PHOTO
BLACK LEVEL
WHITE LEVEL
WHITE LEVEL
PEAK HOLD PEAK HOLD
ADF SCAN LEVEL ADJUSTMENT
PHOTO
BLACK LEVEL
WHITE LEVEL WHITE LEVEL
PEAK HOLD
PEAK HOLD
PHOTO/TEXT
BLACK LEVEL
→ To exit the HELP mode : Turn the power switch OFF.
→ To access another HELP mode : Enter the desired mode number using the numeric keys.