Sony CCD-TRV66PK, Service Manual

Page: 113 / 158

5-37
3. Filter f
0
Adjustment (VC-214 board)
Adjust the f
0
frequency of the IC151 built-in filter.
Mode VTR stop
Signal No signal
Measurement Point Pin
3
of CN910 (IR VIDEO)
Measuring Instrument Oscilloscope
Adjustment Page F
Adjustment Address 6D
Specified Value Minimum residual chroma signal
components (A= Bellow 12mV)
Switch setting:
LASER LINK ........................................ ON (Red LED is lit)
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2) Select page: 2, address: 01, set data: 4F, and press the PAUSE
button of the adjustment remote commander.
3) Select page: F, address: 6D, change the data and minimize the
residual chroma signal components (A).
4) Press the PAUSE button of the adjustment remote commander.
5) Select page: 2, address: 01, set data: 00, and press the PAUSE
button of the adjustment remote commander.
6) Select page: 0, address: 01, and set data: 00.
4. Y OUT Level Adjustment (VC-214 board)
Set the Y signal output level. (Adjust the D/A converter out put
level of IC151.)
Mode VTR stop
Signal No signal
Measurement Point Y signal terminal of S VIDEO
terminal (75
Ω
terminated )
Measuring Instrument Oscilloscope
Adjustment Page F
Adjustment Address 69
Specified Value A=286 ± 5mV
Note :
Insert the plug into the S video terminal.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2) Select page: 2, address: 01, set data: 41, and press the PAUSE
button of the adjustment remote commander.
3) Select page: 6, address: 61, and set data: 30.
4) Select page: F, address: 69, change the data and set the SYNC
level (A) to the specified value.
5) Press the PAUSE button of the adjustment remote commander.
6) Select page: 6, address: 61, and set data: 10.
7) Select page: 2, address: 01, set data: 00, and press the PAUSE
button of the adjustment remote commander.
8) Select page: 0, address: 01, and set data: 00.
H
A
Fig. 5-3-7.
Fig. 5-3-8.
H
A