Daewoo CN-201A free download

File name CN-201A.pdf

Service Manual Color Television CHASSIS : CN-201A/B NTSC-M SYSTEM MODEL: DTQ-14Q1FS, DTQ-14Q2TS DTQ-14Q3FS, DTQ-14T1AS DTQ-14T2FS, DTQ-20Q1FS DTQ-20Q2FS, DTQ-20Q3FS DTQ-20T1AS, DTQ-20T2AS DTQ-20T1FS, DTQ-20T2FS DTQ-20T3FS, DTQ-21T1FS DTQ-21T2FS, DTQ-21T5FS DTQ-21T9FS, DTQ-20T1FC Caution : In this Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the latest parts information,please refer to PPL(Parts Price List) in Service Information Center (http://svc.dwe.co.kr). DAEWOO ELECTRONICS CO., LTD. FEATURES FS (Frequency Synthesizer) Tuning System CATV Ready High Focus Minineck CRT ELECTRICAL SPECIFICATIONS POWER INPUT AC90V - AC250V 50/60Hz DTQ-20T1FC : 120V 60HZ ONLY POWER RATING 14" Model 60W 20" MONO Model 70W 20" ST Model 80W 21" ST Model 80W INTERMEDIATE FREQUENCIES PICTURE IF CARRIER FREQUENCY 45.75MHz SOUND IF CARRIER FREQUENCY 41.25MHz COLOR SUB CARRIER FREQUENCY 42.17MHz AUDIO OUTPUT RATING MONO(2W) ST(3W+3W) SPEAKER 3W 16ohm ANTENNA INPUT IMPEDANCE VHF/UHF 75 ohm UNBALANCED TUNING RANGES VHF 2 THRU 13 UHF 14 THRU 69 CATV 1 THRU 125 CONTENTS Safety Precautions 3 Control View 6 Important Service Notes 8 Block Diagram 9 General Adjustments 10 Operation Charaeteristic of Power Block 14 Trouble Shooting Charts 22 Description of Semiconductors 28 Printed Circuit Board Diagram 32 Exploded Views 33 Schematic Diagram with Waveforms 50 Parts List 51 Option List 65 2 PRODUCT SAFETY SERVICING GUIDELINES FOR AUDIO VIDEO PRODUCTS