5-37
DCR-IP45/IP45E/IP55/IP55E
3. Contrast Adjustment (DI-085 board)
Set the level of the VIDEO signal for driving the LCD to the specified
value. If deviated, the screen image will be blackish or saturated
(whitish).
Note:
Do either of the automatic adjustment or the manual adjustment.
3-1.
Automatic Adjustment
Mode
Camera
Subject
Arbitrary
Adjustment Page
C
Adjustment Address
81
Note1:
The cabinet (R) must be connected.
Note2:
The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
3
00
0E
Set the data, and press PAUSE
button.
3
3
01
Check that the data changes
from “0E” to “00”.
4
3
00
00
Set the data, and press PAUSE
button.
5
0
01
00
Set the data.
3-2.
Manual Adjustment
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin
qg
(G) of CN3602 of VF-154
board
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
81
Specified Value
A = 2.4
±
0.1V
Note:
The data of page: 0, address: 10 must be “00”.
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
C
81
Change the data and set the
voltage (A) between the 3 steps
peak and pedestal to the
specified value.
(The data should be “00” to “7F”.)
3
C
81
Press PAUSE button.
4
0
01
00
Set the data.
Fig. 5-1-18.
3 steps peak
Pedestal
A
2H
