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5-30
DCR-IP5/IP5E/IP7BT/IP7E
2. Contrast Adjustment (VF-149 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.
2-1. Automatic Adjustment
Mode
Camera
Subject
Arbitrary
Adjustment Page
C
Adjustment Address
81
Note:
The cabinet (R) must be connected.
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.
2-2. Manual Adjustment
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin
1
of CN2205 (G)
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
81
Specified Value
A = 2.4 ± 0.1V
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. 5-1-16.
3 steps peak
Pedestal
A
2H