Ic9004 Agc Adjustment (Vi-148 Board) (Except Aep/Uk Model); Afc Tc Adjustment (Vi-148 Board) (Except Aep/Uk Model) - Sony DCR-TRV9 Service Manual
Digital video camera recorder
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Also See for DCR-TRV9:
- Operating instructions manual (96 pages) ,
- Service manual (69 pages) ,
- Operating instructions manual (95 pages)
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5. IC9004 AGC Adjustment (VI-148 Board)
(Except AEP/UK model)
Set the AGC gain.
Mode
VTR stop
Signal
75% color bar (Video signal terminal
of AUDIO/VIDEO jack)
Measurement Point
Y signal terminal of S VIDEO jack
(75
Measuring Instrument
Oscilloscope
Adjustment Page
D
Adjustment Address
9A
Specified Value
A = 1.00 ± 0.02V
Note 1: Insert a plug in the S VIDEO jack.
Note 2: Before perform this adjustment, check that the specified value of
"S-Y Output Level Adjustment" is satisfied.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 2, address: 13, and set data: FE.
3)
Select page: D, address: 9A, change the data and set the Y
signal level (A) to the specified value.
4)
Press the PAUSE button of the adjustment remote commander.
5)
Select page: 2, address: 13, and set data: 00.
6)
Select page: 0, address: 01, and set data: 00.
For NTSC model
White (100%)
A
H
For PAL model
White (100%)
A
Fig. 5-3-13
terminated)
H
6. AFC TC Adjustment (VI-148 Board)
(Except AEP/UK model)
Set the picture frame in recording.
Mode
Signal
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: Insert a plug in the S VIDEO jack.
Adjusting method:
1)
Select page: 0, address: 01, and set data: 01.
2)
Select page: 2, address: 13, and set data: FE.
3)
Check the delay time (t
4)
Select page: 2, address: 13, and set data: FF.
5)
Select page: D, address: A2, change the data so that the delay
time (t
) is equal to the delay time (t
2
6)
Press the PAUSE button of the adjustment remote commander.
7)
Select page: 2, address: 13, and set data: 00.
8)
Select page: 0, address: 01, and set data: 00.
For NTSC model
t
or t
1
2
For PAL model
t
or t
1
2
5-49
VTR stop
75% color bar (Video signal terminal
of AUDIO/VIDEO jack)
Y signal terminal of S VIDEO jack
(75
terminated)
Oscilloscope
D
A2
t
-t
= 0 ± 0.05
sec
2
1
).
1
) of step 3).
1
H
H
Fig. 5-3-14
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