Video System Adjustments; S Video Out Y Level Adjustment (Vc-307 Board); S Video Out Chroma Level Adjustment - Sony DCR-DVD100 Service Manual

DCR-DVD100/DVD100E
COVER COVER
2-2.

VIDEO SYSTEM ADJUSTMENTS

Note1: efore perform the video system adjustments, check that the
specified value of "36MHz 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-DVD100
PAL model: DCR-DVD100E

1. S VIDEO OUT Y Level Adjustment (VC-307 Board)

Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: The data of page: 0, address: 10 must be "00".
Switch setting:
DEMO MODE (Menu setting) ........................................ OFF
Adjusting method:
Order Page Address Data
1 0 01
2 3 00
3 3 04
4 B 41
5 B 41
6 3 04
7 0 01
MOVIE ( )
Arbitrary
Y signal terminal of S VIDEO jack
(75Ω terminated)
Oscilloscope
B
41
A = 1000 ± 14mV
Procedure
01 Set the data.
00 Set the data.
02 Set the data, and press PAUSE
button.
Change the data and set the Y
signal level (A) to the specified
value.
Press PAUSE button.
00 Set the data, and press PAUSE
button.
00 Set the data.
H
Fig. 6-2-3.
2. S VIDEO OUT Chroma Level Adjustment (VC-307 Board)
Mode
Subject
Measurement Point
Measuring Instrument
Adjustment Page
Adjustment Address
Specified Value
Note: The data of page: 0, address: 10 must be "00".
Switch setting:
DEMO MODE (Menu setting) ........................................ OFF
Adjusting method:
Order Page Address Data
1 0 01
2 3 00
3 3 04
4 B 42
5 B 42
6 B 43
7 B 43
8 3 04
9
10 0 01
A
0.28 µsec (NTSC)
0.23 µsec (PAL)
6-40
MOVIE ( )
Arbitrary
Chroma signal terminal of S VIDEO
jack (75Ω terminated)
External trigger: Y signal terminal of
S VIDEO jack
Oscilloscope
B
42, 43
: A = 714 ± 14mV (NTSC)
Cr level
A = 700 ± 14mV (PAL)
: B = 714 ± 14mV (NTSC)
Cb level
B = 700 ± 14mV (PAL)
Burst level : C = 286 ± 6mV (NTSC)
C = 300 ± 6mV (PAL)
Procedure
01 Set the data.
00 Set the data.
02 Set the data, and press PAUSE
button.
Change the data and set the Cr
signal level (A) to the specified
value.
Press PAUSE button.
Change the data and set the Cb
signal level (B) to the specified
value.
Press PAUSE button.
00 Set the data, and press PAUSE
button.
Check that the burst signal level
(C) is satisfied the specified value.
00 Set the data.
H
A B
0.28 µsec (NTSC)
0.23 µsec (PAL)
Fig. 6-2-4.
C