DVP-NS36, DVP-NS37, DVP-NS45P, DVP-NS55P, DVP-NS61P, DVP-NS63P, HTP-36DW, HTP-36SS - Sony Audio Service Manual (repair manual). Page 83

Read Sony DVP-NS36 / DVP-NS37 / DVP-NS45P / DVP-NS55P / DVP-NS61P / DVP-NS63P / HTP-36DW / HTP-36SS Service Manual online

7-4
DVP-NS36/NS37/NS45P/NS55P/NS61P/NS63P
1.0 ± 0.08 Vp-p 
7-3.
ADJUSTMENT OF VIDEO SYSTEM
(EXCEPT DVP-NS36:AEP,UK/NS37)
1.
Checking Video Level
<Purpose>
Checking Video Level the NTSC/PAL standard, and if not correct, the
brightness will be too large or small.
Mode
HLX-504 play back
Signal
Color bars 100%
Test point
LINE OUT (VIDEO) connector
(75 
Ω terminated)
Instrument
Oscilloscope
Specification
1.0 ± 0.08 Vp-p
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.
Fig. 7-1.
2.
Checking Progressive Video Output Level
<Purpose>
Check progressive video output level. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.
Mode
HLX-504 play back
Signal
Color bars 100%
Test point
COMPONENT VIDEO OUT (Y)
connector (75 
Ω terminated)
Instrument
Oscilloscope
Specification
1.0 ± 0.08 Vp-p
Adjusting method:
(1)
In the Video Signal menu “1” Color Bar 100% play back.
(2)
Confirm that the Y level is 1.0 ± 0.08 Vp-p.
Fig. 7-2.
3.
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.
Mode
HLX-504 play back
Signal
Color bars 100%
Test point
S VIDEO OUT (S-Y) connector
(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.
Fig. 7-3.
4.
Checking S Video Output S-C
<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) connector
(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”.
Fig. 7-4.
A
1.0 ± 0.08 Vp-p 
1.0 ±0.08 Vp-p 
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