Sanyo DP52848 Service Manual

Sanyo DP52848 Service Manual Manual pdf 1 page image

SpecificationsPOWER RATING . . . . . . . . . . . . . . . . . . . . . . . . . 120VAC330W (AVG.)ANTENNA INPUT IMPEDANCE. . . . . . . . . . . . . . . . . 75ΩUHF/VHF/CATVDIGITALRECEIVING CHANNEL . . . . . . . . . . . . . . . . . 2 - 13 (VHF),14 - 69 (UHF),01, 14-94, 95-135 (CATV)1-135 (DIGITAL)REMOTE READY. . . . . . . . . 32 KEY REMOTE CONTROLSOUND OUTPUT. . . . . . . . . . . . . . . . . . . . . . . . 5.0 W/CHINTERMEDIATE FREQUENCYPICTURE IF CARRIER . . . . . . . . . . . . . . . . . . 45.75MHzSOUND IF CARRIER . . . . . . . . . . . . . . . . . . . 41.25MHzCOLOR SUB CARRIER . . . . . . . . . . . . . . . . . 42.17MHzCABINET DIMENSIONSWIDTH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1267.5mmHEIGHT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 909.3mmDEPTH INCLUDING BASE . . . . . . . . . . . . . . . 292.1mmREFERENCE No. SM 780154DP52848, N6ME, PRODUCT CODE 113015604ContentsSAFETY INSTRUCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . 2SERVICE ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . 3ON-SCREEN SERVICE MENU . . . . . . . . . . . . . . . . . . . . . 4POWER FAILURE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . 5MECHANICAL DISASSEMBLY. . . . . . . . . . . . . . . . . . . 6-9CHASSIS ELECTRICAL PARTS LIST . . . . . . . . . . . . 10-25CABINET PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . 26COMPONENT AND TESTPOINT LOCATIONS . . . . 27-29BLOCK DIAGRAM POWER LINES. . . . . . . . . . . . . . . . . 30BLOCK DIAGRAM SIGNAL LINES . . . . . . . . . . . . . . . . 31IC BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . 32-39TROUBLESHOOTING FLOW CHARTS . . . . . . . . . . 40-42CONTROL PORT FUNCTIONS . . . . . . . . . . . . . . . . . 43-44SIGNAL FLOW CHARTS . . . . . . . . . . . . . . . . . . . . . . 45-52SCHEMATIC NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . 53IC, DIODE, AND TRANSISTOR PIN LAYOUTS. . . . . . . 54PC BOARD CONNECTIONS AND LOCATIONS . . . . . . 55CAPACITOR AND RESISTOR CODE CHART . . . . . . . . 56SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . . . . 57-58FILE NO.SERVICE MANUAL Remote Control DigitalColor Television DP52848 (U.S.A.)(CANADA)ORIGINAL VERSIONChassis No. P52848-00NOTE: 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” tothe Original Service Manualprior to servicing the unit.Servicing should be performed by only trained and qualified service personnel.© Sanyo Manufacturing Corporation 2008