Sanyo DS13204 Service Manual

Sanyo DS13204 Service Manual

Remote control color television
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SERVICE MANUAL
(SUPPLEMENT)
THIS CHASSIS IS SIMILAR TO MODEL DS13330, CHASSIS NUMBER
13330-01. SERVICE INFORMATION GIVEN IN THIS MANUAL IS ONLY THE
DIFFERENCE INFORMATION FROM MODEL DS13330, CHASSIS
NUMBER 13330-01. FOR ADDITIONAL SERVICE INFORMATION, REFER
TO THE SERVICE MANUAL FOR CHASSIS NUMBER 13330-01 USED IN
MODEL DS13330 (SM780087).
G8PEM, PRODUCT CODE 111371984
Remote Control Color
Television
AS
FILE NO.
DS13204
(U.S.A.)
(CANADA)
ORIG1NAL VERSION
Chassis No. 13204-00
NOTE: Match the Chassis No. on
the unit's back cover with
the Chassis No. in the
Service Manual.
If the Original Version
Service Manual Chassis
No. does not match the
unit's, additional Service
Literature is required. You
must refer to "Notices" to
the Original Service Manual
prior to servicing the unit.
SS
REFERENCE No.
780045

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Summary of Contents for Sanyo DS13204

  • Page 1 FILE NO. SERVICE MANUAL Remote Control Color DS13204 (U.S.A.) Television (SUPPLEMENT) (CANADA) ORIG1NAL VERSION Chassis No. 13204-00 NOTE: Match the Chassis No. on the unit’s back cover with the Chassis No. in the Service Manual. If the Original Version Service Manual Chassis No.
  • Page 2 DIFFERENCES MODEL DS13204 (Chassis No. 13204-00)  SAME AS MODEL DS13330 (Chassis No. 13330-01) EXCEPT: 1. IN THE CABINET / ACCESSORY PARTS LIST MODEL DS13204 (Chassis No. 13204-00) MODEL DS13330 (Chassis No. 13330-01) KEY NO. Part No. Description Part No.
  • Page 3 2. IN THE CHASSIS ELECTRICAL PARTS LIST MODEL DS13204 (Chassis No. 13204-00) MODEL DS13330 (Chassis No. 13330-01) KEY NO. Part No. Description Part No. Description 403 346 7027 MT-POLYPRO 0.24U J 250V 403 349 3204 MT-POLYPRO 0.3U J 250V C417 403 372 6708 MT-POLYPRO 0.24U J 250V...
  • Page 4 For parts or service contact SANYO FISHER SERVICE 21605 Plummer Street Chatsworth, CA 91311 (U.S.A.) 300 Applewood Crescent, Concord, Ontario L4K 5C7 (CANADA) March / 2004 / 2000 SMC Printed in U.S.A.
  • Page 5: Table Of Contents

    FILE NO. SERVICE MANUAL Remote Control Color DS13330 (U.S.A.) Television (CANADA) ORIGINAL VERSION Chassis No. 13330-01 NOTE: Match the Chassis No. on the unit’s back cover with the Chassis No. in the Service Manual. If the Original Version Service Manual Chassis No.
  • Page 6: Safety Instructions

    SAFETY INSTRUCTIONS SAFETY PRECAUTIONS WARNING: The chassis of this receiver has a floating READING SHOULD NOT EXCEED 750 mV. AC VOLTMETER ground with the potential of one half the AC line voltage in (5000 ohms per volt or more sensitivity) respect to earth ground.
  • Page 7: Service Adjustments

    SERVICE ADJUSTMENTS GENERAL This set has an on-screen Service Menu system included in the CPU that allows remote operation for most of the service adjustments. To enter the Service Menu, first disconnect the AC power cord. Then while pressing the MENU key on the front control panel, recon- nect the AC power cord.
  • Page 8 Table 1. ON-SCREEN SERVICE MENU When IC802 (EEPROM) is replaced, check the bus data to confirm they are the same as below. The shaded menu should be checked and be set up or readjusted according to the procedures described in the following pages. Initial Setup Data marked with an * should be changed from Initial Reference Data.
  • Page 9 DRIVE AND BIAS ADJUSTMENTS PROGRAM CODE The microprossesor used in this model is a multi-purpose Note 1. type and is used in several different models. To ensure Red/Blue Drive Adjustments in Service Menu NO. 8F DRV: proper operation and the correct features for your Adjust Red and Blue Drive Levels alternately with 1, 3, 7, particular model, the Program Code must be correct.
  • Page 10 SERVICE ADJUSTMENTS (Continued) ANTENNA CONNECTIONS GRAYSCALE ADJUSTMENT This receiver is designed for UHF/VHF reception. A 75 ohm 1. Set the picture controls to the Auto levels (use MENU terminal is provided for UHF and VHF receptions. When key and key or RESET key). connecting a CATV antenna system, connect the 75 ohm 2.
  • Page 11: Vco Adjustment

    VCO ADJUSTMENT HIGH VOLTAGE HOLD-DOWN TEST Every time the receiver is serviced, the HIGH VOLTAGE Note: VCO must be adjusted after IC101 (Signal HOLD-DOWN circuit must be tested for proper operation by Processor), IC802 (EEPROM) or T151 (VCO Coil) is following these steps: replaced.
  • Page 12 SERVICE ADJUSTMENTS (Continued) VIDEO LEVEL SOUND ADJUSTMENT 1. Connect color-bar generator to antenna terminals. 1. Connect a color-bar generator to the antenna terminals 2. Switch the generator to a white field (100 IRE). with audio signal of 1KHz at 100% modulation. 3.
  • Page 13: Service Hints

    SERVICE HINTS POWER FAILURE DETECTOR This unit is equipped with a Power Failure Detector function included in the CPU which checks for an abnormal condition in the chassis power supplies, including the power supply derived from the Horizontal Output Transformer. If, while the power is on, a failure is caused by any of the following that results in a low voltage supply, the CPU will turn the unit off in 1.5 seconds to prevent unnecessary damage: •...
  • Page 14: Purity And Convergence

    PURITY AND CONVERGENCE ADJUSTMENTS CAUTION: The Purity and Convergence adjustments have been made at the factory. Readjustments should be made only after the picture tube or deflection yoke is replaced. Follow the steps below for necessary readjustments. PURITY ADJUSTMENTS 1. When replacing picture tube or deflection yoke, mount deflection yoke and purity and convergence magnets DEFLECTION YOKE assembly properly.
  • Page 15: Convergence Adjustment

    CONVERGENCE ADJUSTMENT CENTER CONVERGENCE ADJUSTMENT OUTER AREA CONVERGENCE ADJUSTMENT 1. Connect a crosshatch generator to antenna terminals. The outer area convergence is performed by positioning of 2. Set Contrast to low level to eliminate blooming. Reduce the yoke as follows: Brightness level to obtain black background if necessary.
  • Page 16: Mechanical Disassemblies

    MECHANICAL DISASSEMBLIES CHASSIS REMOVAL CABINET BACK REMOVAL 1. Remove cabinet back. 1. Refer to Figure 1, remove 4 screws. 2. Discharge the picture tube anode (2nd anode lead) to the 2. Pull off cabinet back and remove. dag coating (picture tube grounding lead). 3.
  • Page 17: Chassis Electrical Parts List

    CHASSIS ELECTRICAL PARTS LIST CAUTION: To Protect against electrical shock and for continued product safety, refer to SAFETY PRECAUTIONS, X-RADIATION PRECAUTIONS, HIGH VOLTAGE HOLD-DOWN TEST, and PRODUCT SAFETY NOTICE on Page 2. PRODUCT SAFETY NOTICE PRODUCT SAFETY SHOULD BE CONSIDERED WHEN A REPLACEMENT IS MADE IN ANY AREA OF A RECEIVER. COMPONENTS INDICATED BY A STAR ( ) IN THIS PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE.
  • Page 18 Schematic Schematic Part No. Part No. Description Description Location Location C891 404 084 6901 NP-ELECT 1U M C417 403 346 7027 MT-POLYPRO 0.24U J 250V C892 403 224 5705 CERAMIC 1000P K 403 372 6708 MT-POLYPRO 0.24U J 250V C894 403 323 3602 CERAMIC 0.047U K...
  • Page 19 Schematic Schematic Part No. Description Part No. Description Location Location D802 407 013 4306 DIODE 1S2076A Q601 405 166 7601 TR 2SK2872 407 013 7109 DIODE 1S2473 406 017 5500 TR 2SK2618LS-CE11 408 008 2406 DIODE 1N4148 Q613 405 016 9502 TR 2SC3069 D831 407 222 5903...
  • Page 20 Schematic Schematic Description Description Part No. Part No. Location Location RESISTORS R401 401 012 4503 CARBON 100 JA 1/4W NOTES: R402 401 013 4205 CARBON 120 JA 1/4W Read description of the Resistor as follows: R405 401 162 4101 MT-GLAZE 5.6K JA 1/10W R407 401 010 3102...
  • Page 21 Schematic Schematic Part No. Description Part No. Description Location Location R628 401 013 5301 CARBON 1.2K JA 1/4W R898 401 162 3609 MT-GLAZE 470 JA 1/10W R899 401 162 3807 MT-GLAZE 470K JA 1/10W R654 401 018 2909 CARBON 330 JB 1/4W R683 401 025 7805 CARBON...
  • Page 22 Schematic Schematic Part No. Part No. Description Description Location Location MISCELLANEOUS Q901A1 610 117 0154 DY SPACER-D4AK 610 117 7924 DY SPACER A101 645 052 6091 TUNER, U/V Q901A2 610 117 0154 DY SPACER-D4AK A100 610 302 5445 ASSY, PWB, MAIN G8PAM 610 117 7924 DY SPACER A700...
  • Page 23: Cabinet Parts List

    SCREW 4X14 (4 USED) 610 290 1221 RC BATTERY COVER OR 411 078 1101 SCREW 4X14 (4 USED) OR 610 290 1283 RC BATTERT COVER 610 303 0227 BUTTON UNIT 610 267 0851 CAP RC 610 285 5685 SANYO BADGE-SMALL — 19 —...
  • Page 24: Component And Testpoint Locations

    COMPONENT AND TESTPOINT LOCATIONS MAIN BOARD PARTS SIDE VOL-UP VOL-DN CH-UP CH-DN MENU POWER A1901 SW1903 SW1904 SW1905 SW1901 SW1902 SW1906 EEPROM IC802 CONTROL 4A 125V TP814 4A 125V RL601 X801 LF601 PS601 LF601A R601H1 IC801 R601H2 R601H3 C633 C609 C633A TP113 D612...
  • Page 25: Locations

    CAUTION FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE, REPLACE ONLY WITH THE SAME TYPE 4A, 125V FUSE. ATTENTION : POUR MAINTENIR LA PROTECTION CONTRE LES RISQUES D’ INCENDIE UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE 4A, 125V. 4A 125V MAIN BOARD COMPONENTS AND TEST POINTS GRID LOCATIONS Part...
  • Page 26 COMPONENT AND TESTPOINT LOCATIONS (Cont.) MAIN BOARD FOIL SIDE SW1906 SW1905 SW1904 SW1903 SW1902 SW1901 A1901 IC802 R1907 R1904 R1903 R1905 R1906 R863 R852 K1001 C862 TP814 FOR CONTINUED PROTECTION CAUTION AGAINST RISK FIRE, Q831 R892 C821 R894 REPLACE ONLY WITH THE SAME TYPE 4A, 125V FUSE.
  • Page 27 PICTURE TUBE SOCKET BOARD SCREEN ???? K7U1 C742 PIC TUBE SOCKET BOARD COMPONENTS Part Loc. Q701 Q711 Q721 — 23 —...
  • Page 28 For parts or service contact SANYO Fisher Service Corporation 21605 Plummer Street Chatsworth, CA 91311 (U.S.A.) 300 Applewood Crescent, Concord, Ontario L4K 5C7 (CANADA) May / 2003 / 2000 SMC Printed in U.S.A. — 24 —...
  • Page 29: Block Diagram

    MODEL DS13330 Chassis No. 13330-01 WAVEFORMS CAUTION FOR CONTINUED PROTECTION AGAINST A RISK OF FIRE, REPLACE ONLY WITH SCHEMATIC DIAGRAMS THE SAME TYPE 4A, 125V FUSE. Note: Voltages were measured with offset color-bar signal and controls set for normal picture. BLOCK DIAGRAM ATTENTION: POUR MAINTENIR LA PROTECTION CONTRE LES RISQUES D' INCENDIE UTILISER UN...
  • Page 30 MODEL DS13330 Chassis No. 13330-01 ASSY, PWB, MAIN IC501 LA78040N: TDA9302HM TUNER(WITH PLL & BAND SW) A101 F1BAM0300 R517 IC501H2 C106 2400010 R518 L902 LBWA C502 D501 35EM 220LBWA C516 TP16 EM2.2 LBWA L256 C508 R503 CJ56G KX5P C506 R252 C253 3.9K C212...

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