Manuals / Daewoo / TV and Video / VCR

Daewoo Ucomport Circuit Diagram for VCRs - A Detailed Overview

Models: DV-K580NZ-T

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Troubleshooting Specifications Parts list Timelapse REC/PB Speed Chart Playback Y-SIGNAL Output Level Disassembly Adjustment Procedure Safety&Precautions AC Power Cord REC Mode

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CIRCUIT DIAGRAM

6. OSD CIRCUIT DIAGRAM

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Daewoo DV-K580NZ-T service manual OSD Circuit Diagram

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Contents

Time Lapse VCR Table of Contents SAFETY&PRECAUTIONS Safety Check After Serving SAFETY&PRECAUTIONS External Views Front Views Function AC Power Cord Rear Views Function Electrical Adjustment Adjustment Procedure Video Circuit Adjustment Method EE Level Playback Y-SIGNAL Output Level Sync TIP Frequency FM Deviation Record Current REC-Y Audio Circuit Adjustment Method Audio Record Bias Specifications Ntsc Timelapse REC/PB Speed Chart Tape Mode Tape Speed Remark Video Part REC ModeCircuit Operation X302 IH DLY Audio Part Block Diagram Servo Syscon Part Time Lapse Recording Method R L R L R L R L Alarm Input Alarm OutputTerminal Part Panic Input Series Output Tape END OUTSW Output Series Input Checking the Primary Circuit Trouble Shooting Flow ChartPower Circuit Troubleshooting Flow Chart Checking the Secondary Circuit SERVO-SYSCON Circuit Noise appears on Screen on the whole Auto-stop during Playback Power CIRCUIT? YES Capstan M/T loading stops REC Mode Cassette is not inserted Power compensation Does not operate EE Mode N.G Video Circuit REC Signal N.G PB-Y Signal N.G PB-C Signal N.G Troubleshooting of PB Mode Audio Circuit Troubleshooting of REC Mode Troubleshooting of EE Mode COM Port Description COM Port Description OUT OSD Data Voltage Chart IC Motor Drive BA6209 IC504 IC Relay A9W-K RL901 IC Relay A9W-K RL902 IC Video LA7391A IC301 IC Video SW LA7152 IC303 IC Video AMP NJM2267 IC002 Transister Voltage Chart Circuit Diagram Connection Diagram Power Circuit Diagram Syscon Circuit Diagram Video Circuit Diagram Headamp Circuit Diagram OSD Circuit Diagram C Separation Circuit Diagram Audio Circuit Diagram Logic Circuit Diagram Terminal Circuit Diagram Components Location Guide on PCB Bottom View PCB Main PCB Union Disassembly Panel Front ASS’Y SET Total ASS’Y Packing ASS’Y Electrical Parts List DEL DV-K580NZ-T Electrical Parts List SPG T SUB Brake Coil OSC DEO-010BIAS Diode Bridge R205 R413 Mylar Clip Fuse Semi Fixed Diode Zener UZ-5.6BSC PCB Logic AS DV-K580NZ-T SW Tact Diode EG01C Mail G7F00E@web.dwe.co.kr TEL FAX

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