DCR-TRV16, DCR-TRV16E, DCR-TRV18, DCR-TRV18E (serv.man2) - Sony Movie Service Manual (repair manual). Page 123

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5-49
DCR-TRV16/TRV16E/TRV18/TRV18E/TRV116E/TRV118E
3. S VIDEO OUT Chroma Level Adjustment
(VC-280 Board)
Mode
Camera
Subject
Arbitrary
Measurement Point
Chroma signal terminal of S VIDEO
jack (75
 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-280 Board)
Mode
Camera
Subject
Arbitrary
Measurement Point
Video terminal of AUDIO VIDEO
jack (75
 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. 5-3-7.
Fig. 5-3-8.
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