Sony DCR-TRV40, Руководство по обслуживанию

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5-57
DCR-TRV40/TRV40E/TRV50/TRV50E
3. S VIDEO OUT Chroma Level Adjustment
(VC-283 Board)
Mode Camera
Subject Arbitrary
Measurement Point Chroma signal terminal of S VIDEO
jack (75
Ω
terminated)
External trigger: Y signal terminal of
S VIDEO jack
Measuring Instrument Oscilloscope
Adjustment Page C
Adjustment Address 26, 27
Specified Value Cr level: A = 714
±
14mV (NTSC)
A = 700
±
14mV (PAL)
Cb level:B = 714
±
14mV (NTSC)
B = 700
±
14mV (PAL)
Burst level: C = 286
±
6mV (NTSC)
C = 300
±
6mV (PAL)
Note: The data of page: 0, address: 10 must be “00”.
Switch setting:
DEMO MODE (Menu setting) ........................................ OFF
Adjusting method:
Order Page Address Data Procedure
1 0 01 01 Set the data.
2 3 0C 02 Set the data, and press PAUSE
button.
3 C 26 Change the data and set the Cr
signal level (A) to the specified
value.
4 C 26 Press PAUSE button.
5 C 27 Change the data and set the Cb
signal level (B) to the specified
value.
6 C 27 Press PAUSE button.
7 Check that the burst signal level
(C) is satisfied the specified value.
8 3 0C 00 Set the data, and press PAUSE
button.
9 0 01 00 Set the data.
4. VIDEO OUT Y, Chroma Level Check (VC-283 Board)
Mode Camera
Subject Arbitrary
Measurement Point Video terminal of AUDIO VIDEO
jack (75
Ω
terminated)
Measuring Instrument Oscilloscope
Specified Value Sync level: A = 286
±
18mV (NTSC)
A = 300
±
18mV (PAL)
Burst level: B = 286
±
18(mV (NTSC)
B = 300
±
18mV (PAL)
Note:
The data of page: 0, address: 10 must be “00”.
Switch setting:
DEMO MODE (Menu setting) ........................................ OFF
Adjusting method:
Order Page Address Data Procedure
1 3 0C 02 Set the data, and press PAUSE
button.
2 Check that the sync signal level
(A) satisfies the specified value.
3 Check that the burst signal level
(B) satisfies the specified value.
4 3 0C 00 Set the data, and press PAUSE
button.
H
C
A
0.28
µ
sec (NTSC)
0.23
µ
sec (PAL)
B
0.28
µ
sec (NTSC)
0.23
µ
sec (PAL)
H
B
A
Fig. 5-3-8.
Fig. 5-3-9.