Sony DVPNS61 Service Manual - Page 83
Adjustment Of Video System, Except Dvp-ns36:aep,uk/ns37
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DVP-NS36/NS37/NS45P/NS55P/NS61P/NS63P 7-3. ADJUSTMENT OF VIDEO SYSTEM (EXCEPT DVP-NS36:AEP,UK/NS37) 1. Checking Video Level 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. 3. Checking S Video Output S-Y 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. 1.0 ±0.08 Vp-p 1.0 ± 0.08 Vp-p Fig. 7-3. Fig. 7-1. 2. Checking Progressive Video Output Level 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. 4. Checking S Video Output S-C 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". A 1.0 ± 0.08 Vp-p Fig. 7-4. Fig. 7-2. 7-4