Read Sony DCR-HC65 (serv.man4) Service Manual online
6-49
DCR-HC65
3-4. VIDEO SYSTEM ADJUSTMENTS
Note:
Before perform the servo and RF system adjustments, check that
the specified value of “54MHz (HC40E)/66MHz (HC40) Origin
Oscillation Check” 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 “54MHz (HC40E)/66MHz (HC40) Origin
Oscillation Check” 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.
1. S VIDEO OUT Y Level Adjustment (VC-359 Board)
Mode
CAMERA–TAPE
Subject
Arbitrary
Measurement Point
Y signal terminal of S VIDEO plug of
A/V jack (75
A/V jack (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
DEMO MODE (Menu setting) ................................................ OFF
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
8
4C
94
Set the data, and press PAUSE
button.
button.
3
3
0C
02
Set the data, and press PAUSE
button.
button.
4
C
25
Change the data and set the Y
signal level (A) to the specified
value.
signal level (A) to the specified
value.
5
C
25
Press PAUSE button.
6
3
0C
00
Set the data, and press PAUSE
button.
button.
7
8
4C
96
Set the data, and press PAUSE
button.
button.
8
0
01
00
Set the data.
2. S VIDEO OUT Chroma Level Adjustment (VC-359 Board)
Mode
CAMERA-TAPE
Subject
Arbitrary
Measurement Point
Chroma signal terminal of S VIDEO
plug of A/V jack (75
plug of A/V jack (75
Ω
terminated)
External trigger: Y signal terminal of
S VIDEO plug of A/V jack
S VIDEO plug of A/V jack
Measuring Instrument
Oscilloscope
Adjustment Page
C
Adjustment Address
26, 27
Specified Value
Cr level
: A = 714 ± 14mV
Cb level
: B = 714 ± 14mV
Burst level : C = 286 ± 6mV
Note:
The data of page: 0, address: 10 must be “00”.
Switch setting:
DEMO MODE (Menu setting) ................................................ OFF
DEMO MODE (Menu setting) ................................................ OFF
Adjusting method:
Order Page Address Data
Procedure
1
0
01
01
Set the data.
2
8
4C
94
Set the data, and press PAUSE
button.
button.
3
3
0C
02
Set the data, and press PAUSE
button.
button.
4
C
26
Change the data and set the Cr signal
level (A) to the specified value.
level (A) to the specified value.
5
C
26
Press PAUSE button.
6
C
27
Change the data and set the Cb signal
level (B) to the specified value.
level (B) to the specified value.
7
C
27
Press PAUSE button.
8
Check that the burst signal level
(C) is satisfied the specified value.
(C) is satisfied the specified value.
9
3
0C
00
Set the data, and press PAUSE
button.
button.
10
8
4C
96
Set the data, and press PAUSE
button.
button.
11
0
01
00
Set the data.
Fig. 6-3-5.
Fig. 6-3-6.
H
A
H
C
A
0.28
µ
sec
B
0.28
µ
sec
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