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5-31
2. VCO Adjustment (VF-126 board)
Set the VCO free-run frequency. If deviated, the EVF screen will be
blurred.
blurred.
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin !¡ of CN910 (EVF VCO) on
VC-213 board
VC-213 board
Measuring Instrument
Oscilloscope (DC range)
Adjustment Page
D
Adjustment Address
75
Specified Value
A=1.8 ± 0.1V
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Check the GND level of the oscilloscope.
3)
Select page: D, address: 75, change the data and set the VCO
output voltage (A) to the specified value.
output voltage (A) to the specified value.
4)
Press the PAUSE button.
5)
Select page: 0, address: 01, and set data: 00.
3. Bright Adjustment (VF-126 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).
value. If deviated, the screen image will be blackish or saturated
(whitish).
Mode
Camera
Subject
Arbitrary
Measurement Point
Pin !™ of CN910 (EVF VG) on
VC-213 board
VC-213 board
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
7A
Specified Value
A=7.15 ± 0.1V
Adjusting method:
1)
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 3, address: 0C, set data: 60, and press the PAUSE
button of the adjustment remote commander.
button of the adjustment remote commander.
3)
Select page: 3, address: 22, set data: 02, and press the PAUSE
button.
button.
4)
Select page: D, address: 7A, change the data and set the voltage
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
(A) between the reversed waveform pedestal and non-reversed
waveform pedestal to the specified value.
5)
Press the PAUSE button.
6)
Select page: 3, address: 22, set data: 00, and press the PAUSE
button.
button.
7)
Select page: 3, address: 0C, set data: 00, and press the PAUSE
button.
button.
8)
Select page: 0, address: 01, and set data: 00.
Fig. 5-1-13.
Fig. 5-1-14.
H
A
GND level
(0Vdc)
(0Vdc)
A
2H
Pedestal
Pedestal
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