Read Sony DVP-FX705 Service Manual online
8-2
3. Checking S Video Output S-C
<Purpose>
This checks whether the S video output S-C satisfies the NTSC
Standard. If it is not correct, the colors will be too dark or light.
This checks whether the S video output S-C satisfies the NTSC
Standard. If it is not correct, the colors will be too dark or light.
Mode
Play
Signal
Check the Color-bar (100%) signal
on DVD reference disc
on DVD reference disc
Measurement Point
S-VIDEO OUT (S-C) connector
(75
(75
Ω terminated)
Measuring Instrument
Oscilloscope
Specification
286
± 30 mVp-p
Checking method:
1) Confirm that the S-C burst is “286
1) Confirm that the S-C burst is “286
± 30 mVp-p”.
Figure 8-4
2. Checking S Video Output S-Y
<Purpose>
Check S-terminal video output. If it is incorrect, pictures will not
be displayed correctly in spite of connection to the TV with a S-
terminal cable.
Check S-terminal video output. If it is incorrect, pictures will not
be displayed correctly in spite of connection to the TV with a S-
terminal cable.
Mode
Play
Signal
Check the Color-bar (100%) signal
on DVD reference disc
on DVD reference disc
Measurement Point
S-VIDEO OUT (S-Y) connector
(75
(75
Ω terminated)
Measuring Instrument
Oscilloscope
Specification
1.00
± 0.05 Vp-p
Checking method:
1) Confirm that the S-Y level is 1.00
1) Confirm that the S-Y level is 1.00
± 0.05 Vp-p.
Figure 8-3
8-2. STANDARD VIDEO LEVEL
1. Checking Video Output Level
<Purpose>
This checks whether Video Output level satisfy the NTSC stan-
dard. If it is not correct, the brightness will be too large or small.
This checks whether Video Output level satisfy the NTSC stan-
dard. If it is not correct, the brightness will be too large or small.
Mode
Play
Signal
Check the Color-bar (100%) signal
on DVD reference disc
on DVD reference disc
Measurement Point
LINE OUT (VIDEO) connector
(75
(75
Ω terminated)
Measuring Instrument
Oscilloscope
Specification
1.00
± 0.02 Vp-p
Checking method:
1) Confirm that the Video Output level is 1.00
1) Confirm that the Video Output level is 1.00
± 0.02 Vp-p.
Figure 8-2
1.00
±
0.02 Vp-p
1.00
±
0.05 Vp-p
286
±
30 mVp-p
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