Sanyo FVM3982 Service Manual
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Sanyo FVM3982 Service Manual

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  • Page 2: Troubleshooting Guide

    2012/04/02 2012-4A SANYO TROUBLESHOOTING GUIDE 2012 MODELS P39842-00 / P39842-01 This guide is divided into 4 sections/pages depending on type of defect: page 1)No Green LED Power Light.(LED never turns“ON”) page 2)Green LED Light is “ON”, but Backlights are not “ON”,or only turn“ON & then OFF”.
  • Page 3 Repair Flow Chart:Trouble Condition Green Power LED does not turn on. The TV is dead. Green Power LED: Does not turn ON. The TV is dead. On analog signal board: No:0v Is the “5VSTB” voltage supplied? (see TABLE*1.0) Unplug(CN2) connector on No:0v Power board is not working.
  • Page 4 (TABLE *4.0)Digital board:5VSTB Test Points 39" Models 5VSTB on Digital board Confirmation Voltage P39842-00 Z6SE Digital K5A Pin3 or Pin4 P39842-01 Z6SF (TABLE *5.0) Analog board: Key_SW2 Test Points 39" Models Key_SW2 on Analog board Confirmation Voltage P39842-00 Z6SE Analog K16A Pin17 2.9V P39842-01 Z6SF...
  • Page 5 Repair Flow Chart:Trouble Condition Green Power is on,but LCD backlights are not on. Backlights do not turn on, or only turn on and back off. Power LED turns ON, but LCD backlight is not ON or only turned ON and then back OFF.
  • Page 6 (TABLE *1.0)Analog board: BL_SW Test Points BL_SW on Analog board 39" Models Confirmation Voltage P39842-00 Z6SE Analog K17 Pin13 P39842-01 Z6SF (TABLE *2.0) Digital board: 3.3V Test Points 39" Models 3.3V on Digital board Confirmation Voltage P39842-00 Z6SE Digital K5A Pin19 3.3V P39842-01 Z6SF...
  • Page 7 Repair Flow Chart:Trouble Condition Green Power LED and LCD backlights are ON,but no video or OSD. LCD backlights are ON, but TV has NO VIDEO or OSD. Ｎｏ：０Ｖ On analog board: Is the 12V supplied from “K17 Pin 8/9”? See TABLE *1.0 Replace“Power board”...
  • Page 8 (TABLE *1.0)Analog board: 12V Test Points 39" Models 12V on Analog board Confirmation Voltage P39842-00 Z6SE Analog K17 Pin8 or Pin9 P39842-01 Z6SF (TABLE *2.0) Digital board: 12V Test Points 39" Models 12V on Digital board Confirmation Voltage P39842-00 Z6SE Digital K5A Pin2 P39842-01 Z6SF...
  • Page 9 Repair Flow Chart:Trouble Condition Power LED turns OFF within 10 sec of power ON. Power LED turns OFF within 10 sec of power ON. On analog board: Ｎｏ：０Ｖ Is 3.3V supplied to“K17 Pin1”during LED ON time? See TABLE *1.0 Ｎｏ：０Ｖ On digital board: Is 3.3V supllied to “K5A Pin29”? See TABLE *2.0...
  • Page 10 (TABLE *1.0)Analog board: 3.3V Test Points 39" Models 3.3V on Analog board Confirmation Voltage P39842-00 Z6SE Analog K17 Pin1 3.3 V P39842-01 Z6SF (TABLE *2.0) Digital board: 3.3V Test Points 39" Models 3.3V on Digital board Confirmation Voltage P39842-00 Z6SE Digital K5A Pin29 3.3 V P39842-01...
  • Page 11 HEIGHT ....... 637mm DEPTH INCLUDING BASE ....224mm FVM3982, Z6SF, PRODUCT CODE 113029005 REFERENCE No.

  • Page 12: Safety Instructions

    SAFETY INSTRUCTIONS SAFETY PRECAUTIONS WARNING: The chassis of this receiver has a floating ground with the potential of one half the AC line voltage in respect to earth ground. Service should not be attempted by anyone not familiar with the precautions necessary when working on this type of equipment.

  • Page 13: Service Adjustments

    SERVICE ADJUSTMENTS GENERAL This set has an On-screen Service Menu system included in Volume – the CPU that allows remote operation for most of the Enter Service Menu service adjustments. ON-SCREEN SERVICE MENU SYSTEM 1. Enter the Service Menu: • Turn off the receiver and disconnect the AC power supply.

  • Page 14: See Index 02 Above. If This Program Code Is Wrong The Tv Will Not Operate Properly

    ON-SCREEN SERVICE MENU Table 1. ON-SCREEN SERVICE MENU When IC5750 (Flash Memory) is replaced, check the bus data to confirm they are the same as below. See page 3 for On-Screen Service Menu access and adjustments. Index ParameterName Value NOTES: Option 2 Data (Display Panel) Option 1 and Option 2 data is initial and can be set according to adjusment information.

  • Page 15: Power Failure Circuit

    POWER FAILURE CIRCUIT Check the following if the unit is turned off by the power Internal sub_CPU on main IC 5500 is programmed so the failure detector. set will go to standby mode when there is circuit failure as described below. (Refer to“Block Diagram Power Lines”.) 1.

  • Page 16: Mechanical Disassembly

    MECHANICAL DISASSEMBLY CAUTION: This LCD TV uses several different kinds of screws. Using the correct screw is necessary to prevent damage. Lead wires must be redressed to their previous locations after servicing. The Earth sheet and gasket are provided to prevent interference to other radio and television receivers. The Earth sheet and gasket should be returned to its previous position after servicing.
  • Page 17 MECHANICAL DISASSEMBLY (Continued) SPEAKER REMOVAL Take off each speaker from back cabinet. ATTENTION – The earth sheet should be returned to its previous position after servicing. SPEAKER SPEAKER MAIN BOARD AND RC LED REMOVAL Remove 9 screws (G:3x10) to take the Main board and the RC Led board off.

  • Page 18: Chassis Electrical Parts List

    CHASSIS ELECTRICAL PARTS LIST CAUTION: To Protect against electrical shock and for continued product safety, refer to SAFETY PRECAUTIONS 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 IN THIS PARTS LIST AND THE SCHEMATIC DIAGRAM DESIGNATE COMPONENTS IN WHICH SAFETY CAN BE OF SPECIAL SIGNIFICANCE.
  • Page 19 Schematic Schematic Part No. Part No. Description Description Location Location C5517 F1G1H221A737 CERAMIC 220P J ASSY,PWB,DIGITAL_Z6SE C5518 F1G1C104A077 CERAMIC 0.1U K CAPACITORS C5519 F1G1H103A706 CERAMIC 0.01U K C001 F1H1H102A219 CERAMIC 1000P K C5520 F1G1C104A077 CERAMIC 0.1U K C002 F1H1H102A219 CERAMIC 1000P K C5522 F1G1H390A541...
  • Page 20 Schematic Schematic Part No. Part No. Description Description Location Location C5574 F1G1A105A047 CERAMIC 1U K C6530 F1G1C104A077 CERAMIC 0.1U K C5575 F1G1A105A047 CERAMIC 1U K C6531 F1G1C104A077 CERAMIC 0.1U K C5576 F1G1A105A047 CERAMIC 1U K C6560 F1G1C104A077 CERAMIC 0.1U K C5577 F1G1A105A047 CERAMIC...
  • Page 21 Schematic Schematic Part No. Part No. Description Description Location Location IC5750 QXXAAJQ1461— IC S25FL064P0XMFI000-Z6SE TRANSISTORS IC5900 C0EBY0001079 IC XC6118N28AMR-G Q6329 B1DHDD000041 TR AO3407A IC6530 C0JBAA000345 “IC TC7SET08FU(T5L,JF)” Q6331 B1ABCE000028 TR MMBTSC3928R C0JBAA000502 “IC TC7SET08FU(5L,JF,T” B1ABDF000013 TR 2SC3928A1R C0JBAA000505 IC 74AHCT1G08GW B1ABDF000024 TR 2SC3928A1S IC6560...
  • Page 22 Schematic Schematic Part No. Part No. Description Description Location Location D0GB101JA089 MT-GLAZE 100 JA 1/10W R5518 D0GB101JA041 MT-GLAZE 100 JA 1/10W R015 D0GB222JA041 MT-GLAZE 2.2K JA 1/10W D0GB101JA069 MT-GLAZE 100 JA 1/10W D0GB222JA072 MT-GLAZE 2.2K JA 1/10W D0GB101JA089 MT-GLAZE 100 JA 1/10W D0GB222JA089 MT-GLAZE 2.2K JA 1/10W...
  • Page 23 Schematic Schematic Part No. Part No. Description Description Location Location R5560 D0GBR00JA071 MT-GLAZE 0.000 ZA 1/10W D0GB273JA089 MT-GLAZE 27K JA 1/10W R5539 D0GB333JA041 MT-GLAZE 33K JA 1/10W D0GBR00Z0002 MT-GLAZE 0.000 ZA 1/10W D0GB333JA070 MT-GLAZE 33K JA 1/10W R5561 D0GBR00JA071 MT-GLAZE 0.000 ZA 1/10W D0GB333JA089 MT-GLAZE...
  • Page 24 Schematic Schematic Part No. Part No. Description Description Location Location D0GB101JA069 MT-GLAZE 100 JA 1/10W R5751 D0GB103JA041 MT-GLAZE 10K JA 1/10W D0GB101JA089 MT-GLAZE 100 JA 1/10W D0GB103JA072 MT-GLAZE 10K JA 1/10W R5584 D0GBR00JA071 MT-GLAZE 0.000 ZA 1/10W D0GB103JA089 MT-GLAZE 10K JA 1/10W D0GBR00Z0002 MT-GLAZE 0.000 ZA 1/10W...
  • Page 25 Schematic Schematic Part No. Part No. Description Description Location Location R6563 D0GB103JA041 MT-GLAZE 10K JA 1/10W D0GB103JA089 MT-GLAZE 10K JA 1/10W R6342 D0GB103JA041 MT-GLAZE 10K JA 1/10W D0GB103JA072 MT-GLAZE 10K JA 1/10W D0GB103JA072 MT-GLAZE 10K JA 1/10W D0GB103JA089 MT-GLAZE 10K JA 1/10W D0GB103JA089 MT-GLAZE 10K JA 1/10W...
  • Page 26 Schematic Schematic Part No. Part No. Description Description Location Location D0GB100JA089 MT-GLAZE 10 JA 1/10W D0GBR00Z0002 MT-GLAZE 0.000 ZA 1/10W R6708 D0GB221Z0002 MT-GLAZE 220 FA 1 /10W R6750 D0GB103JA041 MT-GLAZE 10K JA 1/10W D0GB221ZA068 MT-GLAZE 220 FA 1 /10W D0GB103JA072 MT-GLAZE 10K JA 1/10W D1BB2200A055...
  • Page 27 Schematic Schematic Part No. Part No. Description Description Location Location C6118 F1H1C104A041 CERAMIC 0.1U K TRANSISTORS F1H1C104A091 CERAMIC 0.1U K Q1610 B1ABCE000028 TR MMBTSC3928R C6121 F2A1C470B845 ELECT 47U M B1ABDF000013 TR 2SC3928A1R C6122 F2A1C221B844 ELECT 220U M B1ABDF000024 TR 2SC3928A1S Q1611 B1DHDD000041 TR AO3407A...
  • Page 28 Schematic Schematic Part No. Part No. Description Description Location Location R1754 D0GB332JA072 MT-GLAZE 3.3K JA 1/10W R3908 D0GB221JA041 MT-GLAZE 220 JA 1/10W R1790 D0GBR00JA071 MT-GLAZE 0.000 ZA 1/10W D0GB221JA069 MT-GLAZE 220 JA 1/10W R1791 D0GB101JA069 MT-GLAZE 100 JA 1/10W D0GB221JA089 MT-GLAZE 220 JA 1/10W R1792...
  • Page 29 Schematic Part No. Description Location MISCELLANEOUS A101 1LG0B10Y1010A “ASSY,PWB,SUB_ANALOG- Z6SE” A102 1LG0B10Y1010B “ASSY,PWB,RC_ANALOG-Z6SE” A100 1LG0B10Y10100 “ASSY,PWB,ANALOG-COMP- Z6SE” A200 1LG0B10Y10200 “ASSY,PWB,DIGITAL_Z6SE” A3900 B3RAB0000094 “UNIT,REMOCON,RECEIVER” A6102 J3ACAAB00004 “TUNER,U/V” EL901 1AV4T40C32800 LCD(V390HJ1-L01) K1000 K2HA3YYA0002 “JACK,RCA-3” K1020 K2HA1YYB0026 “JACK,RCA-1” K1030 K2HA5YYA0004 “JACK,RCA-5” K16A K1KY40BA0348 “SOCKET,PWB 40P”...
  • Page 30 SERVICE PARTS "For Digital board replacement please get the correct assembly name/part number" Service Name: ASSY,PWB,DIGITAL_Z6SE Japan BOM part number: 1LG0B10Y10200 "For Analog board replacement please get the correct assembly name/part number" Service Name: ASSY,PWB,ANALOG-COMP-Z6SE Japan BOM part number: 1LG0B10Y10100 "For RC_LED unit replacement please get the correct assembly name/part number"...

  • Page 31: Component And Test Point Locations

    COMPONENT AND TEST POINT LOCATIONS ANALOG BOARD PARTS SIDE J1626 J1680 J1628 PWB ANALOG.Z6SE K8FRA J1627 J1679 1LG4B10Y1060A J1678 *** ??? J1677 J1631 J1625 C1604 J1630 PWB RC_LED PARTS SIDE J1629 J1624 J1610 J1609 C1602 J1601 J1607 JW1601 J1667 J1617 J1616 J1632 J1602...
  • Page 32 COMPONENT AND TEST POINT LOCATIONS DIGITAL BOARD PARTS SIDE K5LV C6700 R6710 R6705 C6703 1LG4B10Y0880A 2ndReflow PWB,MAIN DIGITAL Z6JE RB6500 L6314 L6312 L6310 ***.??? CL11 C6707 RB6501 L6315 L6313 L6311 A30C5 R5503 R5504 R6307 CL10 R5528 K56CPU R5529 R5531 C6332 C5575 IC5500 R5533...
  • Page 33 POWER BOARD PART SIDE POWER BOARD SOLDER SIDE – 23 –...

  • Page 34: Block Diagram Power Lines

    BLOCK DIAGRAM POWER LINES – 24 –...

  • Page 35: Block Diagram Signal Lines

    BLOCK DIAGRAM SIGNAL LINES AnalogUnit Digital Unit Flash DDR2 HDMI1 ZR39748 Memory Interface USB 2.0 HDMI2 Unit HDMI Application HDMI System 1080p Motion Adaptive De-interlacer Dual-Audio RF-IN ATSC Processing Digital/ Digital Unit Analog & Clock Audio Tuner IF_AGC NTSC Graphics RESET Video Video1...

  • Page 36: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC001_C1AB00003628_IC STA333W13TR, Audio AMP I C ctrl Protection current/thermal Interface Logic Volume control Regulators Bias Digital signal processing Power stage IC5750, Flash Memory – 26 –...
  • Page 37 IC BLOCK DIAGRAMS (CONT.) IC6750_C0DBGYY02242_AP2128K-ADJTRG1 IC5500 Main Chip signal processor Stream Block AV Decode Block IF in De-modulator Transport Media Core Processor Decoder Remocon IF AVIO Block Standby Micro Block Clock (AM32) Reset Video IO Video In Decoder Video System Control Block Processor IVideo Out Audio...
  • Page 38 IC6650, USB Protection IC6700_C0CBAYG00009_LM1117S-ADJ IC6560_C0JBAA000502_TC7SET08FU – 28 –...
  • Page 39 IC BLOCK DIAGRAMS (CONT.) IC6720_C0DBAYY01122_BD9328EFJ-E2 IC5700_C3ABSY000102_IC H5PS5162GFR-S6C – 29 –...

  • Page 40: Troubleshooting Flow Charts

    TROUBLESHOOTING FLOW CHARTS NO POWER Check: Power Unit fuse open? the voltage Check: Power Unit to "5V_STBY" line supplied? All 0V (except '5V_STBY' line) the voltage to all lines Check: arround supplied? MAIN IC (IC5500), Crystal (X5500), Power Unit (or the voltage to some lines is not supplied.) After a few seconds, the set will be switched off.
  • Page 41 TROUBLESHOOTING FLOW CHARTS (CONT.) NO VIDEO Check: RF(TV) ,Digital(TV) All Inputs? Line : A6102 12pin - IC5500 A12pin A6102 11pin - IC5500 B12pin only Parts: A6102 (TU_IF)and peripheral circuit, IC5500 Check: Line: AV1 only Term inal(CV) - IC5500 B13pin Pa rt s: IC5500 and peripheral circuit Check: AV2 only Line:...
  • Page 42 TROUBLESHOOTING FLOW CHARTS (CONT.) NO AUDIO Is there Check: All Modes ? signal at speaker Speaker(SP901,SP902) terminal ? Check: Is there Line : IC001 10,13pin(L),6,9pin(R) signal at IC001 ? Parts: IC001 (Audio AMP.) and peripheral circuit Check: Line: IC001 27pin - IC5500 F1pin (ACLK) IC001 30pin - IC5500 G4pin (ADATA1) IC001 29pin - IC5500 F2pin (LRCLK) IC001 28pin - IC5500 L3pin (BCLK)

  • Page 43: Schematic Notes

    SCHEMATIC NOTES NOTES ON SCHEMATIC DIAGRAMS 1. All resistance values in ohms K=1,000 M=1,000,000. 2. Resistors specified with resistance value are “1/6DJ.” 3. Resistors specified with type of resistor, tolerence and resistance value are “1/4.” 4. Unless otherwise noted on schematic, all capacitor values less than 1 are expressed in μF (Micro Farad), and the values more than 1 are in pF.

  • Page 44: Ic, Diode, And Transistor Pin Layouts

    IC, DIODE, AND TRANSISTOR PIN LAYOUTS – 34 –...

  • Page 45: Pc Board Connections And Locations

    PC BOARD CONNECTIONS AND LOCATIONS – 35 –...

  • Page 46: Capacitor And Resistor Code Chart

    S ......Oxide Metalized Y ......Wire Wound C ......Solid D ......Carbon Film W ......Wire Wound For parts or service contact Sanyo Manufacturing Corporation P.O. Box 2000 3333 Sanyo Road Forrest City, Arkansas 72335-2000 June 2012 SMC Published in Mexico...

  • Page 47: Schematic Diagrams

    MODEL FVM3982 Chassis No. P39842-01 SCHEMATIC DIAGRAMS For Debug C6334 K5DL Pch-MOSFET K1KA04AA0193 A12/15V K5DL_1 K5DL_2 Q6329 UART0TX R5701 B1DHDD000041 K5DL_3 UART0RX R6337 D0GB101JA069 GATE_PIN D0GB105JA071 K5DL_4 H:OFF D3.3V C5703 L:ON R6340 C5701 F1G1C104A077 F1G1C104A077 C6335 D0GB103JA072 R6703 R6705 2mm Pitch Housing...
  • Page 48 MODEL FVM3982 Chassis No. P39842-01 SCHEMATIC DIAGRAMS K16A K1KY32BA0348 K1KY40BA0348 JICON IC1600 K16B C0CBAYG00009 C1602 F2A0J221B358 LED1 C1603 INPUT F1H1H104A913 C1600 OUTPUT F1J0J106A004 CL1600 3.3V_STBY OUTPUT R1600 C1604 D0GB121ZA038 F2A1V471B620 ADJUST/ GROUND JICON R1601 D0GB120JA072 C1601 R1602 D0GB221Z0002 R2400 D0GBR00JA071...
  • Page 49 MODEL FVM3982 Chassis No. P39842-01 SCHEMATIC DIAGRAMS 39INCH ELECTROSTATICALLY SENSITIVE DEVICES Many solid-state devices (especially Integrated Circuits) are Electrostatically Sensitive, and, therefore, require special handling techniques as described under “Servicing Electrostatically Sensitive Devices,” on page two in this service literature.

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