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Sanyo DP15647 Service Manual

Remote control color telelevision.
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SERVICE MANUAL
Servicing should be performed by only trained and qualified service personnel.
Contents
Safety Instructions . . . . . . . . . . . . . . . . . . 2
Service Adjustments . . . . . . . . . . . . . . 3 - 4
Power Failure Circuit . . . . . . . . . . . . . . . . 5
Mechanical Disassemblies . . . . . . . . . 6 - 9
Chassis Electrical Parts List . . . . . . 10 - 24
Cabinet Parts List . . . . . . . . . . . . . . . . . . 25
Locations . . . . . . . . . . . . . . . . . . . 26 - 27
Block Diagrams . . . . . . . . . . . . . . . . 28 - 35
Control Port Functions. . . . . . . . . . . 39 - 40
Schematic Notes . . . . . . . . . . . . . . . . . . . 41
Pin Layouts. . . . . . . . . . . . . . . . . . . . . . . . 42
Capacitor and Resistor Codes . . . . . . . . 44
Schematic Diagrams . . . . . . . . . . . . 45 - 52
DP15647, N4SG, PRODUCT CODE 113005704
Remote Control Digital
Color Television
Specifications
Power Rating . . . . . . . . . . . . . . . . . . . . . . . . 120VAC
Antenna Input Impedance . . . . . . . . . . . . . . . . . 75Ω
Receiving Channel . . . . . . . . . . . . . . . . 2 - 13 (VHF),
Remote Ready . . . . . . . . . . 32 Key Remote Control
Sound Output . . . . . . . . . . . . . . . . . . . . . . 2.0 W/CH
Intermediate Frequency
LCD . . . . . . . . . . . . . . . . . . . . . . . . . . CLAA150XP03
Cabinet Dimensions
AS
FILE NO.
DP15647
ORIGINAL VERSION
Chassis No. P15647-00
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.
40W (Avg), 0.8A (Max)
01, 14-94, 95-125 (CATV)
Picture IF Carrier . . . . . . . . . . . . . . . . . . 45.75MHz
Sound IF Carrier . . . . . . . . . . . . . . . . . . 41.25MHz
Color Sub Carrier . . . . . . . . . . . . . . . . . 42.17MHz
Width . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 484mm
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311mm
Depth including base . . . . . . . . . . . . . . . . 154mm
REFERENCE No.
(U.S.A.)
(CANADA)
UHF/VHF/CATV
14 - 69 (UHF),
1 - 135 (Digital)
SM
780138

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   Summary of Contents for Sanyo DP15647

  • Page 1: Table Of Contents

    Height ......311mm Depth including base ....154mm DP15647, N4SG, PRODUCT CODE 113005704 REFERENCE No.

  • Page 2: Safety Instructions

    SAFETY INSTRUCTIONS SAFETY PRECAUTIONS PRODUCT SAFETY NOTICE WARNING: The chassis of this receiver has a floating ground with the hen replacing components in a receiver, always keep in mind potential of one half the AC line voltage in respect to earth ground. the necessary product safety precautions.

  • Page 3: Service Adjustments

    SERVICE ADJUSTMENTS GENERAL Volume – Enter Service Menu This set has an On-screen Service Menu system included in the CPU that allows remote operation for most of the ser- vice adjustments. ON-SCREEN SERVICE MENU SYSTEM 1. Enter the Service Menu: •...

  • Page 4

    ON-SCREEN SERVICE MENU Table 1. ON-SCREEN SERVICE MENU When IC802 (EEPROM) 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. Title Initial Data Note Volume setup inspection Option 1 Data Option 2 Data 1R00...

  • Page 5: Power Failure Circuit

    POWER FAILURE CIRCUIT Check the following if the unit is turned off by the power This unit is equipped with a Power Failure Detector function failure detector. included in the CPU which checks for an abnormal condi- tion in the chassis power supplies, including the power 1.

  • Page 6: Mechanical Disassemblies

    MECHANICAL DISASSEMBLY CAUTION: This LCD TV uses several different kinds of screws. Using the correct screw is neces- sary to prevent damage. Lead wires must be redressed to their previous locations after servicing. STAND REMOVAL Note: Position TV face down on a padded or cush- ioned surface to protect the screen and finish.

  • Page 7

    ELECTROSTATICALLY SENSATIVE 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. POWER BOARD REMOVAL Remove 2 screws to take off the power unit. Power Unit MAIN BOARD REMOVAL Remove 3 screws to take off the main board.

  • Page 8

    MECHANICAL DISASSEMBLY (CONT.) MOUNTING BRACKET AND SPEAKER REMOVAL Remove 11 screws to take off the mouniting bracket and the right speaker. Mounting Bracket Speaker LEFT SPEAKER REMOVAL Remove 2 screws and remove the left speaker. Speaker — 8 —...

  • Page 9

    LCD PANEL REMOVAL Lift panel from cabinet. LCD Panel CONTROL BOARD REMOVAL Remove 2 screws to take off the control board with the button assembly parts. Control Board — 9 —...

  • Page 10: 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 11

    Schematic Schematic Part No. Part No. Description Description Location Location CAPACITORS C719 CK1H104ZLZFNG CERAMIC 0.1U Z C720 CK1H104ZLZFNG CERAMIC 0.1U Z C001 CPXLB1C100YAN NP-ELECT 10U M C721 CK1H104ZLZFNG CERAMIC 0.1U Z CPXLB1C100ZAN NP-ELECT 10U M C722 CK1H104ZLZFNG CERAMIC 0.1U Z C002 CK1H104ZLZFNG CERAMIC...

  • Page 12

    Schematic Schematic Part No. Part No. Description Description Location Location C1015 CEXLB1H4R7VDN ELECT 4.7U M C1801 CK1H104ZLZFNG CERAMIC 0.1U Z CEXLB1H4R7WAN ELECT 4.7U M C1902 CEXLB1H100VDN ELECT 10U M C1016 CEXLB1H4R7VDN ELECT 4.7U M CEXLB1H100WAN ELECT 10U M CEXLB1H4R7WAN ELECT 4.7U M C1904 CK1H104ZLZFNG...

  • Page 13

    Schematic Schematic Part No. Part No. Description Description Location Location C5536 CEXLB0J221VDN ELECT 220U M 6.3V C5724 CK1H104ZLZFNG CERAMIC 0.1U Z CEXLB0J221WAN ELECT 220U M 6.3V C5725 CK1H104ZLZFNG CERAMIC 0.1U Z C5539 CK1H104ZLZFNG CERAMIC 0.1U Z C5726 CK1H104ZLZFNG CERAMIC 0.1U Z C5540 CK1H104ZLZFNG CERAMIC...

  • Page 14

    Schematic Schematic Part No. Part No. Description Description Location Location C6120 CK1H104ZLZFNG CERAMIC 0.1U Z C6231 CC1H220JLZCNG CERAMIC 22P J C6122 CK1A105ZLZFNG CERAMIC 1U Z C6232 CC1H220JLZCNG CERAMIC 22P J C6124 CK1H103ZLZFNG CERAMIC 0.01U Z C6233 CK1H104ZLZFNG CERAMIC 0.1U Z C6126 CEXLB0J221VDN ELECT...

  • Page 15: Integrated Circuits

    Schematic Schematic Part No. Part No. Description Description Location Location C6344 CEXLB0J221VDN ELECT 220U M 6.3V IC5700 QXXAVC524---M IC EDD1216AATA-6B-E CEXLB0J221WAN ELECT 220U M 6.3V IC5720 QXXAVC524---M IC EDD1216AATA-6B-E C6354 CK1H104ZLZFNG CERAMIC 0.1U Z IC5750 QXXAAJQ0788-- IC S29GL016A90-US1D C6355 CK1H104ZLZFNG CERAMIC 0.1U Z IC5900...

  • Page 16

    Schematic Schematic Part No. Part No. Description Description Location Location L1680 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L5512 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L1681 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L5515 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L1682 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L5516 RGFR000ZTAANL MT-GLAZE...

  • Page 17

    Schematic Schematic Part No. Part No. Description Description Location Location L6176 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L6569 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L6184 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W TRANSISTORS L6185 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W L6186 RGFR000ZTAANL MT-GLAZE 0.000 ZA 1/10W Q101 T2SC2412K-R-P TR 2SC2412K-T-96-R...

  • Page 18

    Schematic Schematic Part No. Part No. Description Description Location Location Q1200 T2SC2412K-R-P TR 2SC2412K-T-96-R T2SC3928A1R-P TR 2SC3928A1R T2SC2412K-S-P TR 2SC2412K-T-96-S T2SC3928A1S-P TR 2SC3928A1S T2SC2812-L6-P TR 2SC2812-L6-TB Q1600 T2SA1037AK-RP TR 2SA1037AK T146 R T2SC2812-L7-P TR 2SC2812-L7-TB T2SA1037AK-SP TR 2SA1037AK T146 S T2SC2812N-L6P TR 2SC2812N-L6-TB T2SA1037K-R-P...

  • Page 19

    Schematic Schematic Part No. Part No. Description Description Location Location Q1871 T2SC2412K-R-P TR 2SC2412K-T-96-R Q5902 T2SC2412K-R-P TR 2SC2412K-T-96-R T2SC2412K-S-P TR 2SC2412K-T-96-S T2SC2412K-S-P TR 2SC2412K-T-96-S T2SC2812-L6-P TR 2SC2812-L6-TB T2SC2812-L6-P TR 2SC2812-L6-TB T2SC2812-L7-P TR 2SC2812-L7-TB T2SC2812-L7-P TR 2SC2812-L7-TB T2SC2812N-L6P TR 2SC2812N-L6-TB T2SC2812N-L6P TR 2SC2812N-L6-TB T2SC3928A1R-P TR 2SC3928A1R...

  • Page 20

    Schematic Schematic Part No. Part No. Description Description Location Location Q6365 T2SA1037AK-RP TR 2SA1037AK T146 R R809 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W T2SA1037AK-SP TR 2SA1037AK T146 S R812 RGF1000JTCANL MT-GLAZE 100 JA 1/10W T2SA1037K-R-P TR 2SA1037K-T-96-R R814 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W T2SA1037K-S-P TR 2SA1037K-T-96-S R815...

  • Page 21

    Schematic Schematic Part No. Part No. Description Description Location Location R890 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W R1073 RGF75R0JTCANL MT-GLAZE 75 JA 1/10W R891 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W R1074 RGF82R0JTCANL MT-GLAZE 82 JA 1/10W R893 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W R1075 RGF82R0JTCANL MT-GLAZE...

  • Page 22

    Schematic Schematic Part No. Part No. Description Description Location Location R1632 RGF1001FTCANL MT-GLAZE 1K FA 1/10W R1906 RGF3901JTCANL MT-GLAZE 3.9K JA 1/10W R1640 RGF6801FTCANL MT-GLAZE 6.8K FA 1/10W R1907 RGF5601JTCANL MT-GLAZE 5.6K JA 1/10W R1641 RGF5602FTCANL MT-GLAZE 56K FA 1/10W R1909 RGF2200JTCANL MT-GLAZE...

  • Page 23

    Schematic Schematic Part No. Part No. Description Description Location Location R5581 RGF15R0JTCANL MT-GLAZE 15 JA 1/10W R6088 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W R5582 RGF15R0JTCANL MT-GLAZE 15 JA 1/10W R6089 RGF1001FTCANL MT-GLAZE 1K FA 1/10W R5583 RGF15R0JTCANL MT-GLAZE 15 JA 1/10W R6093 RGFR000ZTCANL MT-GLAZE...

  • Page 24

    Schematic Schematic Part No. Part No. Description Description Location Location R6266 RGF2200JTCANL MT-GLAZE 220 JA 1/10W CRYSTAL / FILTERS R6267 RGF2200JTCANL MT-GLAZE 220 JA 1/10W X801 1AV4V10B0560N OSC, CRYSTAL 32.768KHZ R6283 RGF2203JTCANL MT-GLAZE 220K JA 1/10W X6101 1AV4V10B8280G OSC, CRYSTAL 25.000MHZ R6284 RGF2203JTCANL MT-GLAZE...

  • Page 25: Cabinet Parts List

    1AA6P1P0250-- OWNER’S MANUAL (Spanish) 1AA2BUM0529-- BUTTON UNITED-N3HE 1JC6P1P0251-- OWNER’S MANUAL (French) 1AA2DEM0444-- DEC IND 1LB0U10B01801 ASSY, REMOCON 1AA2SDM0171-- STAND COVER 1AA2RCM0305-- RC BATTERY LID 1AA0HGF0015-A ASSY HINGE 1AA2DES0915-- DEC SHEET HDTV 1AV2BAAS014-- BADGE, SANYO 1AV2BAAS014A- BADGE, SANYO — 25 —...

  • Page 26: Component And Testpoint Locations

    COMPONENT AND TESTPOINT LOCATIONS MAIN BOARD PARTS SIDE R866 K_DL R1629 K_DEBUG K1000 R842 R1633 R843 R892 R1635 D9100 R844 R9107 K9100 R864 R1684 L2014 C701 R865 C683 C825 R1637 R1648 R1688 R863 L1605 IC001 R858 R1681 IC001A RB6355 R872 R1634 IC001B R6264...

  • Page 27

    MAIN BOARD FOIL SIDE L1723 L1722 SC1508 K9100 L2017 L1721 R1515 R017 R9108 L2016 R1517 C011 K_DL IC001 L1713 R1518 R1805 C842 R9105 C694 K_DEBUG IC001A C002 R1516 SC1805 IC001B R9101 L1716 SC1509 IC001C K1000 L6704 R1807 R9106 IC001D SC1806 C689 R1803 C010...

  • Page 28

    BLOCK DIAGRAM POWER LINES — 28 —...

  • Page 29: Block Diagrams

    BLOCK DIAGRAM SIGNAL LINES — 29 —...

  • Page 30: Ic Block Diagrams

    IC BLOCK DIAGRAMS IC001, Audio AMP Standby Standby SW CH 1 CH 1 CH 1 CH 1 Input Output (in) (out) RNf1 PRE-GND POWER TSD Protector (For input) (Thermal protection curcuit) (For output) RNf2 CH 2 CH 2 CH 2 Output CH 2 (in)

  • Page 31

    IC1600, DC to DC Converter IC1620, DC to DC Converter — 31 —...

  • Page 32

    IC BLOCK DIAGRAMS (CONT.) IC1630, DC to DC Converter IC1640, DC to DC Converter — 32 —...

  • Page 33

    IC5500 Screen Controller — 33 —...

  • Page 34

    IC BLOCK DIAGRAMS (CONT.) IC5700, IC5720 DDR: Double Data Rate SDRAM IC6100, TS Demodulator — 34 —...

  • Page 35

    IC6200, A/D Converter — 35 —...

  • Page 36: Troubleshooting Flow Charts

    TROUBLESHOOTING FLOW CHARTS NO POWER — 36 —...

  • Page 37

    NO VIDEO — 37 —...

  • Page 38: Trouble Shooting Flow Charts

    TROUBLESHOOTING FLOW CHARTS (CONT.) NO AUDIO — 38 —...

  • Page 39: Control Port Functions

    CONTROL PORT FUNCTIONS System Control (CPU : IC801) Pin Name Function I/O Description CVin GND (0Vdc) P70/INT0/TOLCP LINE OFF Detect AC Voltage Reduction (Normal: High) P71/INT1/TOHCP Reserve (Open) P72/INT2/TOIN Display Enable Display Enable for PDP P73/INT3/TOIN RC in RC Input Key in Key Input AFT S-Figure in...

  • Page 40: Control Port Functions

    CONTROL PORT FUNCTIONS (Cont.) System Control (CPU : IC801 Cont.) Pin Name Function I/O Description P12/SCK0 PDP/LCD Option Setting (PDP: High, LCD: Low) Panel Size 3 Panel Size Panel Size 2 Panel Size Panel Size 1 Panel Size Panel Size 0 Panel Size Reserve (Open)

  • Page 41: Schematic Notes

    SCHEMATIC DIAGRAMS 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 42: Pin Layouts

    IC, DIODE, AND TRANSISTOR PIN LAYOUTS INTEGRATED CIRCUITS DIODES PHOTO COUPLERS TRANSISTORS TOP VIEW TOP VIEW MARK COUNT TERMINALS IN ARROW DIRECTION SIDE VIEW INFRARED EMITTING B ... BASE C ... COLLECTOR A..ANODE E ... EMITTER K..CATHODE CHIP TRANSISTORS CHIP RESISTORS TOP VIEW TOP VIEW 12 x 10 = 12K ohm...

  • Page 43: Pc Board Connections And Locations

    PC BOARD CONNECTIONS AND LOCATIONS — 43 —...

  • Page 44: Capacitor And Resistor Codes

    Y ......Wire Wound C ......Solid D ......Carbon Film W ......Wire Wound For parts or service contact Sanyo Manfacturing Corporation P .O. Box 2000 3333 Sanyo Road Forrest City, Arkansas 72335-2000 February 2007 SMC Published in U.S.A.

  • Page 45: Schematic Diagrams

    MODEL DP15647 Chassis No. P15647-00 SCHEMATIC DIAGRAMS NOTES; B4A10B04600 :B4A10B08100 1. RESISTORS SPECIFIED WITH RESISTANCE VALUE ARE "1/6DJ" TO SPEAKER 2. RESISTORS SPECIFIED WITH TYPE OF RESISTOR, TOLERANCE AND RESISTANCE VALUE ARE "1/4". 3. ALL CAPACITORS ARE 50WV RATING UNLESS OTHERWISE NOTED.

  • Page 46

    MODEL DP15647 Chassis No. P15647-00 SCHEMATIC DIAGRAMS L5800 L6217 L6220 1/10GZ0.0 1/10GZ0.0 1/10GZ0.0 L6216 L6221 C5804 R5807 1/10GZ0.0 1/10GZ0.0 Q5801 C5801 CJ15CL 1/10GJ L6215 L6222 C5807 KZ0.1LZF L5801 C5806 L6556 1/10GZ0.0 1/10GZ0.0 1/10GZ0.0 D3.3V R5804 L2GA150JG CJ68CL 16KK0.22LZB L6557 1/10GZ0.0...

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Dp19647

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