Read Sony DCR-TRV22 / DCR-TRV22E (serv.man4) Service Manual online
6-51
DCR-TRV22/TRV22E
3-4.
VIDEO SYSTEM ADJUSTMENTS
Note1:
Before perform the servo and RF system adjustments, check that
the specified value of “36 MHz Origin Oscillation Adjustment” of
“CAMERA SYSTEM ADJUSTMENT” is satisfied.
And check that the data of page: 0, address: 10 is “00”. If not, set
data: 00 to this address.
the specified value of “36 MHz Origin Oscillation Adjustment” of
“CAMERA SYSTEM ADJUSTMENT” is satisfied.
And check that the data of page: 0, address: 10 is “00”. If not, set
data: 00 to this address.
Note2:
NTSC model: DCR-TRV22
PAL model: DCR-TRV22E
PAL model: DCR-TRV22E
1. S VIDEO OUT Y Level Adjustment (VC-312 Board)
Mode
Camera
Subject
Arbitrary
Measurement Point
Y signal terminal of S VIDEO jack
(75
(75
Ω
terminated)
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
25
Specified Value
A = 1000 ± 14mV
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.
button.
3
C
25
Change the data and set the Y
signal level (A) to the specified
value.
signal level (A) to the specified
value.
4
C
25
Press PAUSE button.
5
3
0C
00
Set the data, and press PAUSE
button.
button.
6
0
01
00
Set the data.
2. S VIDEO OUT Chroma Level Adjustment
(VC-312 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
VIDEO jack
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
26, 27
Specified Value
Cr level:
A = 714 ± 14mV (NTSC)
A = 700 ± 14mV (PAL)
A = 700 ± 14mV (PAL)
Cb level:
B = 714 ± 14mV (NTSC)
B = 700 ± 14mV (PAL)
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.
button.
3
C
26
Change the data and set the Cr signal
level (A) to the specified value.
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.
level (B) to the specified value.
6
C
7
Press PAUSE button.
7
Check that the burst signal level
(C) is satisfied the specified value.
(C) is satisfied the specified value.
8
3
0C
00
Set the data, and press PAUSE
button.
button.
9
0
01
00
Set the data.
Fig. 6-3-5.
Fig. 6-3-6.
H
A
H
C
A
0.28
µ
sec (NTSC)
0.23
µ
sec (PAL)
B
0.28
µ
sec (NTSC)
0.23
µ
sec (PAL)
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