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Samsung DSR9500 FTA No S-Video Output, Video signal occur at R405, R417, Troubleshooting

Models: DSR9500 FTA DSR9500 CI DSR9500VIACI

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NO S-VIDEO OUTPUT

Video signal occur at R405, R417.

Check J400.

Q400, Q403 base video signal?

Check Q400, Q430.

Yes

Check Q400, Q430.

Troubleshooting

Check BD801.

BD801 is 12V?

Yes

Q401, Q402 base video signal?

Check Q401, Q402.

Samsung Electronics

4-5

Page 36

Image 36

Samsung DSR9500 FTA No S-Video Output, Video signal occur at R405, R417, Troubleshooting, Q400, Q403 base video signal?

Contents

SERVICE Manual CONTENTS1. Precautions 2. Operating Instructions 3. Software Upgrade and Installation 4. Troubleshooting7. PCB Diagrams MainFront 7-1 Main COMPONENT SIDECONDUCTOR SIDE Samsung Electronics7-2 Front COMPONENT SIDE CONDUCTOR SIDE6. Electrical Parts List Description SpecificationDescription Specification Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Description SpecificationCONNECTOR-HEADERNOWALL,31P,1R,2.5mm,ANG Samsung ElectronicsElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Description SpecificationSamsung Electronics Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Samsung ElectronicsLoc.No Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Description SpecificationLoc.No Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Description SpecificationSamsung Electronics 6-13Electrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Samsung Electronics6-15 Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Loc.NoLoc.No MF95-10004GElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Description SpecificationSamsung Electronics 6-19Electrical Parts List Description SpecificationDescription Specification Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoElectrical Parts List Description SpecificationDescription Specification Loc.NoDescription Specification Loc.NoLoc.No SMPSSRV22901EA,P151,AC/DC,-,AC85Electrical Parts List Description SpecificationDescription Specification Loc.No5. Exploded View and Parts List Description SpecificationLoc. No Parts NoMEMO Exploded View and Parts ListSamsung Electronics 4. Troubleshooting NO POWER LED OFFNo No No No No No NO LOCKING Data control signalTroubleshooting Check U1004 Check U72, U71 Check T1001 Check U500NO RF-MOD OUTPUT Video signal occurNO SPDIF OUTPUT TroubleshootingR430 is 5V? Data waveformNO S-VIDEO OUTPUT Video signal occur at R405, R417Troubleshooting Q400, Q403 base video signal?NO S/W DOWNLOAD No NoTroubleshooting R258, R259 voltage is 8~10V?Q826 Base signal? Q825 Base signal?NO VIDEO TV SCART, RCA Check Q826NO VIDEO OUT VCR Q821 base signal Check CP825Q821 collector, signal TroubleshootingNO AUDIO OUT Troubleshooting MEMO4-10 Samsung Electronics