Sanyo DS27820 Service Manual

Also see for DS27820: Owner's manual Owner's manual Owner's manual

Contents

Sanyo DS27820 Service Manual Manual pdf 1 page image

ASFILE NO.SERVICE MANUAL Remote Control ColorTelevision DS27820 (U.S.A.)ORIGINAL VERSIONChassis No. 27820-00NOTE: Match the Chassis No. onthe unit’s back cover withthe Chassis No. in theService Manual.If the Original VersionService Manual ChassisNo. does not match theunit’s, additional ServiceLiterature is required. Youmust refer to “Notices” to theOriginal Service Manualprior to servicing the unit.ContentsSafety Instructions . . . . . . . . . . . . . . . . . . 2Service Adjustments . . . . . . . . . . . . . . 3 - 9Service Hints . . . . . . . . . . . . . . . . . . . . . . 10Mechanical Disassemblies. . . . . . . . . . . 11Chassis Electrical Parts List . . . . . . 12 - 22Cabinet Parts List . . . . . . . . . . . . . . . . . . 23Component and Test PointLocations . . . . . . . . . . . . . . . . . . . 24 - 27Schematic Insert . . . . . . . . . . . . . . . 29 - 36Schematic Notes . . . . . . . . . . . . . . . . . 29Pin Layouts . . . . . . . . . . . . . . . . . . . . . 29Capacitor and Resistor Codes . . . . . . 29Block Diagram . . . . . . . . . . . . . . . 30 - 31Voltage Charts . . . . . . . . . . . . . . . 30 - 32Waveforms. . . . . . . . . . . . . . . . . . . . . . 32Schematic Diagram . . . . . . . . . . . 33 - 36SpecificationsPower Rating . . . . . . . . . . . . . . . . . . . . . 120V, 60Hz86W (Avg), 2.5A (Max)Antenna Input Impedance . . . . . . . . . . . . . . . . . 75ΩUHF/VHF/CATVReceiving Channel . . . . . . . . . . . . . . . . 2 - 13 (VHF),14 - 69 (UHF),01, 14-94, 95-125 (CATV)Remote Ready . . . . . . . . . . 38 Key Remote ControlSound Output . . . . . . . . . . . . . . . . . . . . . . 3.0 W/CHIntermediate FrequencyPicture IF Carrier . . . . . . . . . . . . . . . . . . 45.75MHzSound IF Carrier . . . . . . . . . . . . . . . . . . 41.25MHzColor Sub Carrier . . . . . . . . . . . . . . . . . 42.17MHzPicture Tube . . . . . . . . . . . . . . . . . . . A68AJB82X04SemiconductorsIntegrated Circuits. . . . . . . . . . . . . . . . . . . . . . . 12Transistors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32Except within Tuner and RC Pre-Amp.Cabinet DimensionsWidth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 664 mmHeight . . . . . . . . . . . . . . . . . . . . . . . . . . . . 629 mmDepth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 541 mmREFERENCE No. SM780080DS27820, G7JAM, PRODUCT CODE 111358980AS