5-28
7. Hi8/standard 8mm AFC fo Adjustment
(VC-250 board)
Adjust the pull-in range of the clock generator (IC2201) for A/D
conversion during Hi8/standard 8mm playback.
Mode
VTR stop
Signal
No signal
Measurement Point
Pin
2
of CN933 (AFC f0)
Measuring Instrument
Digital voltmeter
Adjustment Page
F
Adjustment Address
65
Specified Value
A=1.40 ± 0.05Vdc
Or the data of page: 6, address: 6E is
“7C” to “84”
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
D
10
02
Set the data, and press PAUSE
button.
3
3
0D
04
Set the data, and press PAUSE
button.
4
6
63
04
Set the data.
5
6
6F
01
Set the data.
6
6
01
C5
Set the data, and press PAUSE
button.
7
6
02
Check that the data is “00”.
8
6
6E
Check that the data satisfies the
specifies value.
Or check that the DC voltage
(A) satisfies the specifies value.
9
3
0D
00
Set the data, and press PAUSE
button.
10
6
01
00
Set the data, and press PAUSE
button.
11
6
63
00
Set the data.
12
6
6F
00
Set the data.
13
D
10
00
Set the data, and press PAUSE
button.
14
0
01
00
Set the data.
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Страница 56: ...GV D200 D200E D800 D800E 4 9 REC PB AMP DAC DV I F Y C PROCESSOR LINE SERVO MECHA HI CONT D D CONV VC 250 ...
Страница 160: ...GV D200 D200E D800 D800E 206 9 929 853 11 Sony EMCS Co 2003F1600 1 2003 6 Published by DI CS Strategy Div ...
Страница 165: ... 8 GV D200 D200E D800 D800E Sony EMCS Co 2002C1600 1 2002 3 Published by DI Customer Center 9 929 853 81 ...