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5-35
DSC-P31/P31M
3. VCO Adjustment (PK-062 Board)
Set the VCO free-run frequency. If deviated, the LCD screen will
be blurred.
Mode
PLAY
Signal
Arbitrary
Measurement Point
Pin
7
of CN903 (HSY)
Measuring Instrument
Frequency counter
Adjustment Page
A
Adjustment Address
82 (NTSC)
83 (PAL)
Specified Value
T = 15734
±
30 Hz (NTSC)
T = 15625
±
30 Hz (PAL)
Menu setting:
1) VIDEO OUT of SET UP setting
.................................. NTSC (NTSC mode)
(This adjustment must be performed in NTSC mode, so don’t
set the menu setting to “PAL” )
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
4
F1
13
(NTSC)
3
4
1D
82
(PAL)
Change the data and set the
4
A
82
frequency (f) to the NTSC
specified value.
5
A
82
Press PAUSE button.
Change the data and set the
6
A
83
frequency (f) to the PAL
specified value.
7
A
83
Press PAUSE button.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
4
F1
00
(NTSC)
2
4
1D
80
(PAL)
3
0
01
00
4.
D Range Adjustment (PK-062 Board)
Set the D Range of the RGB decoder for driving the LCD to the
specified value.
If deviated, the LCD screen image will be blackish or saturated
(whitish).
Mode
PLAY
Signal
Arbitrary
Measurement Point
Pin
9
of CN903 (VG)
External trigger: Pin
8
of
CN903 (PANEL_COM)
Measuring Instrument
Oscilloscope
Adjustment Page
A
Adjustment Address
85
Specified Value
A = 2.95
±
0.05 Vp-p
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
A
02
03
Press PAUSE button.
3
4
F1
03
4
A
85
Change the data and set the
voltage (A) to the specified
value. (Note)
5
A
85
Press PAUSE button.
Note:
Adjust it between data 00 and 3F.
Processing after Completing Adjustments:
Order Page Address Data
Procedure
1
A
02
00
Press PAUSE button.
2
4
F1
00
3
0
01
00
A
2H
Pedestal
Pedestal
A: Pedestal level difference between 1H period and
previous 1H period.
Fig. 5-1-18
Содержание DSC-P31
Страница 94: ...DSC P31 P31M 4 45 4 46 SY 075 MS SOCET 6 5 4 3 2 1 11 21 ...
Страница 99: ...DSC P31 P31M 4 55 FP 527 FLEXIBLE 4 56 FP 527 FLEXIBLE BOARD 11 ...
Страница 103: ...4 60 DSC P31 P31M PK 062 BOARD 2 2 IC802 wj REC PB 4 2 Vp p qa qs IC802 rk REC PB 2 8 Vp p 5 24 MHz V ...
Страница 161: ... 200 DSC P31 P31M Sony EMCS Co 9 929 948 11 2002D0500 1 2002 4 Published by DI Customer Center ...
Страница 167: ...DSC P31 P31M 11 12 SY 075 1 4 5 8 1 4 5 8 A K K A K A A K MS SOCET 12 22 6 5 4 3 2 1 ...
Страница 174: ... 26 DSC P31 P31M Sony EMCS Co 9 929 948 82 2002D0500 1 2002 4 Published by DI Customer Center ...