6-119
HVR-A1J/A1U/A1N/A1E/A1P/A1C
2.
S VIDEO OUT Chroma Level Adjustment
(TT-001 board)
Mode
CAMERA-TAPE
Subject
Arbitrary
Measurement Point
Chroma signal terminal of S VIDEO
plug of A/V jack (75
Ω
terminated)
External trigger: Y signal terminal of
S VIDEO plug of A/V jack (75
Ω
terminated)
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
26, 27 (NTSC)
86, 87 (PAL)
Specified value
Cr level: A = 714
±
14 mVp-p (NTSC)
A = 700
±
14 mVp-p (PAL)
Cb level: B = 714
±
14 mVp-p(NTSC)
B = 700
±
14 mVp-p(PAL)
Burst level: C = 286
±
6 mVp-p(NTSC)
C = 300
±
6 mVp-p(PAL)
Note 1:
Check that the data of page: 0, address: 10 is “00”.
H
A
0.28
μ
sec(NTSC)
B
0.28
μ
sec(NTSC)
0.23
μ
sec(PAL)
0.23
μ
sec(PAL)
C
Fig. 6-3-4
(NTSC)
26
(PAL)
86
(NTSC)
26
(PAL)
86
(NTSC)
27
(PAL)
87
(NTSC)
27
(PAL)
87
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
2
3
0C
02
Press PAUSE (Write) button.
3
Wait for 5 sec.
4
3
11
Check the bit value of bit5 is
“1”. (Note 2)
5
C
Change the data and set the
Cr signal level (A) to the
specified value.
6
C
Press PAUSE (Write) button.
7
C
Change the data and set the
Cb signal level (B) to the
specified value.
8
C
Press PAUSE (Write) button.
9
Check the burst signal (C) to
the specified value.
10
3
0C
00
11
0
01
00
Note 2:
For the bit values, refer to “6-4. SERVICE MODE”,
“4-4. 3. Bit value discrimination”.
