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DVP-NS28/NS38/NS39/NS47P/NS57P/NS64P/NS67P
7-2. ADJUSTMENT OF VIDEO SYSTEM
(DVP-NS28/NS38/NS39)
1.
Checking Video Level
(DVP-NS28/NS38 RUS ONLY)
<Purpose>
Checking Video Level the NTSC/PAL standard, and if not correct, the
brightness will be too large or small.
Mode
Signal
Test point
Instrument
Specification
Adjusting method:
(1)
In the Video Signal menu "1" Color Bar 100% play back.
(2)
Confirm that the Video Level is 1.0 ± 0.08 Vp-p.
2.
Checking Scart Video Output Level (Video Mode)
<Purpose>
Check scart video output level. If it is incorrect, correct brightness
will be too large or small.
Mode
Signal
Test point
Instrument
Specification
Adjusting method:
(1)
In the Video Signal menu "1" Color Bar 100% play back.
(2) Confirm that the video level is 1.0 ± 0.08 Vp-p.
HLX-504 play back
Color bars 100%
LINE OUT (VIDEO) connector
(75 Ω terminated)
Oscilloscope
1.0 ± 0.08 Vp-p
1.0 ± 0.08 Vp-p
Fig. 7-1.
HLX-504 play back
Color bars 100%
VIDEO OUT (19p)
connector (75 W terminated)
Oscilloscope
1.0 ± 0.08 Vp-p
1.0 ± 0.08 Vp-p
Fig. 7-2.
3.
Checking Scart S Video Output S-Y
(S-Video Mode)
<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.
Mode
HLX-504 play back
Signal
Color bars 100%
Test point
S VIDEO OUT (S-Y) (19p)
(75 Ω terminated)
Instrument
Oscilloscope
Specification
1.0 ± 0.08 Vp-p
Checking method:
1)
In the Video Signal menu "1" Color Bar 100% play back.
2)
Confirm that the S-Y level is 1.0 ± 0.08 Vp-p.
4.
Checking Scart S Video Output S-C
(S-Video Mode)
<Purpose>
This checks whether the S-C satisfies the NTSC/PAL standard. If it is
not correct, the colors will be too dark or light.
Mode
HLX-504 play back
Signal
Color bars 100%
Test point
S VIDEO OUT (S-C) (15p)
(75 Ω terminated)
Instrument
Oscilloscope
Specification
A = 286 ± 50 mVp-p (NTSC)
A = 300 ± 50 mVp-p (PAL)
Checking method:
(1) In the Video Signal menu "1" Color Bar 100% play back.
(2) Confirm that the S-C burst is "A".
7-2
1.0 ±0.08 Vp-p
Fig. 7-3.
A
Fig. 7-4.
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