Sanyo DP19640 Service Manual
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Sanyo DP19640 Service Manual

18.5" hdtv lcd tvhd acl
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See also: Owner's Manual
SANYO Factory Code N8ZFE
Service Reference NO. 610
DP19640

SERVICE MANUAL

18.5" HDTV LCD TVHD ACL
ORIGINAL
MFR'S VERSION A
Design and specifications are subject to change without notice.

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  • Page 1: Service Manual

    SANYO Factory Code N8ZFE Service Reference NO. 610 DP19640 SERVICE MANUAL 18.5" HDTV LCD TVHD ACL ORIGINAL MFR'S VERSION A Design and specifications are subject to change without notice.

  • Page 2: Servicing Notices On Checking

    SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES 6. PERFORM A SAFETY CHECK AFTER SERVICING As for the places which need special attentions, they are indicated with the labels or seals on the Confirm that the screws, parts and wiring which cabinet, chassis and parts.

  • Page 3: About Lead Free Solder (Pbf)

    ABOUT LEAD FREE SOLDER (PbF) Distinction of PbF PCB: PCBs (manufactured) using lead free solder will have a PbF printing on the PCB. (Please refer to figures.) Caution: • Pb free solder has a higher melting point than standard solder; Typically the melting point is 86 F~104 F(30...

  • Page 4: Table Of Contents

    TABLE OF CONTENTS A1-1 SERVICING NOTICES ON CHECKING……………………………………………………………………………….. A1-1 HOW TO ORDER PARTS………………………………………………………………………………………………. A1-1 IMPORTANT……………………………………………………………………………………………………………… A1-2 ABOUT LEAD FREE SOLDER (PbF)………………………………………………………………………………….. A2-1 TABLE OF CONTENTS…………………………………………………………………………………………………. A3-1~A3-6 GENERAL SPECIFICATIONS………………………………………………………………………………………….. DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS AND P. C. BOARDS…………………………………………………. B1-1, B1-2 2.

  • Page 5: General Specifications

    GENERAL SPECIFICATIONS LCD Size / Visual Size 18.50 inch / 470.1mmV System LCD Type Color TFT LCD Number of Pixels 1366(H) x 768(V) Double Scan View Range Left/Right 85/85 degree Up/Down 80/80 degree < Bright Dot Zero Bright Dot Ratio Color System NTSC Speaker...
  • Page 6 Game Timer Timer Back-up (at Power Off Mode) more than Remote Unit RC-RU Control Glow in Dark Remocon Remocon Format SANYO Format Custom Code 38-C7h Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys 28 Keys...
  • Page 7 GENERAL SPECIFICATIONS G-10 Features Auto Shut Off Auto Search Power On Memory Hotel Mode Comb Filter Game Position Auto Setup Language TV Location Signal Type Automatic Search Picture Setting(TV) Picture Preference Brightness , Contrast , Color Tint Sharpness Color Temperature Backlight Picture Setting(PC) HOR Position , VER Position...
  • Page 8 GENERAL SPECIFICATIONS Digital Out Dolby Digital MPEG PC Monitor Input VGA (640x480) Yes (60,72,75Hz) VGA (720x400) Yes (70Hz) WVGA (848x480) SVGA (800x600) Yes (56,60,72,75Hz) XGA (1024x768) Yes (60,70,75Hz) WXGA (1280x768) Yes (60Hz) WXGA (1280x720) Yes (60Hz) WXGA (1360x768) Yes (60Hz) SXGA (1280x1024) HDMI Input VGA (640×480)
  • Page 9 GENERAL SPECIFICATIONS G-11 Accessories Owner's Manual Language English / Spanish w/Guarantee Card Remote Control Unit Rod Antenna Poles Terminal Loop Antenna Terminal U/V Mixer DC Car Cord (Center+) Guarantee Card Warning Sheet Circuit Diagram Antenna Change Plug Service Facility List Important Safeguard Dew/AHC Caution Sheet Quick Set-up Sheet...
  • Page 10 Sets/40' container w/Pallet w/Wrapping G-16 Material Cabinet Cabinet Front PC+ABS 94V0 NON-HALOGEN Rear PS 94V0 NON-DECABROM Stand PS 94HB Jack Panel Non-Halogen Demand Eyelet Demand G-17 Environment Environmental standard requirement Green procurement of SANYO Pb-free Phase3(Phase3A) Measures for Whisker Rohs A3-6...

  • Page 11: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF MECHANICAL PARTS 1-3: MAIN PCB and REMOCON PCB AND P.C. BOARDS (Refer to Fig. 1-3) 1. Disconnect the following connectors: CAUTION (CP2804, CP3001, CP4301 and CP6204). 2. Remove the 5 screws (1). Be careful not to remove the LVDS cable forcibly, because the LVDS cable may be damaged.
  • Page 12 DISASSEMBLY INSTRUCTIONS 1-5: SPEAKER ASS'Y AND LCD PANEL (Refer to Fig. 1-6) 1. Remove the screw (1). 2. Remove the Speaker Ass'y in the direction of arrow (A). 3. Remove the LCD Panel in the direction of arrow (B). LCD Panel (1) Speaker Ass'y Fig.

  • Page 13: Removal And Installation Of Flat Package Ic

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL AND INSTALLATION OF 3. When IC starts moving back and forth easily after FLAT PACKAGE IC desoldering completely, pickup the corner of the IC using tweezers and remove the IC by moving with the IC REMOVAL desoldering machine.
  • Page 14 DISASSEMBLY INSTRUCTIONS INSTALLATION 4. When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a 1. Take care of the polarity of new IC and then install the Thintip Soldering Iron. (Refer to Fig. 2-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.

  • Page 15: Service Mode List

    SERVICE MODE LIST This unit is provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit and on the remote control for more than a the standard time in the appropriate condition.

  • Page 16: When Replacing Eeprom (Memory) Ic

    WHEN REPLACING EEPROM (MEMORY) IC CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS AND MICON VERSION Initial total of MEMORY IC, POWER ON total hours and MICON VERSIONcan be checked on the screen. Total hours are displayed in 16 system of notation. NOTE: If you set a factory initialization, the total hours is reset to "0".

  • Page 17: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS 1. ADJUSTMENT PROCEDURE NO. FUNCTION NO. FUNCTION Read and perform these adjustments when repairing the 03 R DRIVE(N) 35 TINT circuits or replacing electrical parts or PCB assemblies. 04 R CUTOFF(N) 36 SHARP H1 MAX 05 G DRIVE(N) 37 SHARP H1 MIN CAUTION 06 G CUTOFF(N)
  • Page 18 ELECTRICAL ADJUSTMENTS 2-2: BRIGHTNESS CENT 2-3: CONTRAST MAX 1. Place the set in Aging Test for more than 15 minutes. 1. Place the set in Aging Test for more than 15 minutes. 2. Receive the color bar pattern. (RF Input) 2.
  • Page 19 ELECTRICAL ADJUSTMENTS 2-4: Confirmation of Fixed Value (Step No.) Please check if the fixed values of each of the adjustment item is set correctly referring below. (TV/AV/COMPONENT/HDMI//PC/DTV) COMPONENT HDMI PC/HDMI-DVI FUNCTION CVBS 480i 480p 720p 1080i 480i 480p 720p 1080i 1080p 640x480 720x400...
  • Page 20 ELECTRICAL ADJUSTMENTS 3. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) LCD PANEL POWER PCB CP7001 CP7002 MAIN PCB CD3001 J4206 J4306 TU5801 J501 CP6204 CP4301 SPEAKER CD7601 AC IN OS7601 CD501 REMOCON PCB...

  • Page 21: Block Diagram

    Renesas L2 SPDIFO (東芝) S/PDIF (WXGA：R8J66975BG) EEPROM (DTV-C7) 32Kbit Tuner 「115UCA30AR—F」 IF Out1, 2 TUNE F1 IFINM, F2 IFINP (SANYO) IF AGC J1 IFAGC K3 SICL0 B22,B21,A22,A21,D20,D19,C20, K2 SIDA0 HDMI IN HDMI1 C19,A16,C16,C15, L1 BCKO M1 LRCKO EEPROM M2 ADATAO0 L3 ACLK PC入力...

  • Page 22: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS MAIN (TOP SIDE) MAIN (BOTTOM SIDE) CP2804 B2805 SCALER Q3004 Q3000 R3009 C2828 C2846 C2879 C2891 C2855 C3022 C3000 C2877 C2981 B3004 R2816 C2842 C2859 C2860 R2846 R2817 C2875 B3000 R2818 C2831 C2870 C2876 C3020 NR2802 NR2815 R2811 C2867 C2840...

  • Page 23: Power/Remocon

    PRINTED CIRCUIT BOARDS POWER/REMOCON (INSERTED PARTS) SOLDER SIDE CP501_1 SH505 W803 IC301 W017 HS301 IC502 Q7002 W010 W009 W003 D509 D511 W801 D503_1 IC501 W817 T501 D512 D502 W813 R7020 W810 C518_1 R7038 R7039 W807 C532 D508 R512 R518 D510 W815 L501 W814...
  • Page 24 PRINTED CIRCUIT BOARDS POWER/REMOCON (CHIP MOUNTED PARTS) SOLDER SIDE Q7001 Q7004 R7602 R501 IC7001 Q505 R524 R519 Q504 Q503...

  • Page 25: Flash

    FLASH SCHEMATIC DIAGRAM ACCESSORY (MAIN PCB) SCALER IC IC2801 R8J66975BG A3.3V 120V AC 60Hz TM101 MICON_UPDATE/PC_TOOL CD501 AT+3.3V CRB07G00 RESET_N CP2802 A2001WV-11A LT01-001 RESET_N TCK/MST C2805 TRST_N TRST_N 0.01 1005 FROM/TO FIRM UPDATE TDO/MSQ ASEMD0 ASEBRKAK_N ASEMD0 ASEBRKAK_N R2920 USB_UPDATE CP2803 TMS/MSN C-001-1-4K121400...

  • Page 26: Ddr2

    DDR2 SCHEMATIC DIAGRAM (MAIN PCB) DDR2_SDRAM IC SCALER IC IC2802 H5PS5162FFR-S5C IC2801 R8J66975BG SDDQ0 SDDQ0 SDDQ1 SDDQ1 SDDQ2 SDDQ2 SDDQ3 SDDQ3 SDDQ4 SDDQ4 SDDQ5 SDDQ5 VDDQ SDDQ6 VDDQ SDDQ6 VDDQ SDDQ7 SDDQ7 VDDQ SDDQ8 SDDQ8 VDDQ SDDQ9 VDDQ SDDQ9 SDDQ10 VDDQ DQ10 SDDQ10...

  • Page 27: Hdmi

    HDMI SCHEMATIC DIAGRAM (MAIN PCB) BUFFER Q3607 INK0012AU1 CH1_SCL R3643 3.3K 1/16W SCALER IC IC2801 CH1_SDA R8J66975BG R3644 BUFFER 3.3K 1/16W Q3608 CH1_D0+ INK0012AU1 RX01P RX03P CH1_D0- RX01M RX03M CEC_PWR1 CH1_D1+ BUFFER RX11P RX13P Q3613 CH1_D1- INK0012AU1 RX11M RX13M PWR1 C3601 CH1_D2+ RX21P...

  • Page 28: Lvds

    LVDS SCHEMATIC DIAGRAM (MAIN PCB) FROM/TO PANEL FOR 19WLCD CP2804 A2006WV30 LCD_TXOUT0- RX0- LCD_TXOUT1+ RX1+ LCD_TXOUT2- RX2- SCALER IC IC2801 R8J66975BG LCD_TXCLKOUT+ RXCLK+ LCD_TXOUT3- NR2804 RX3- 4D02WGJ0000TCE LCD_TXOUT0- LV0OUT0M AB13 LCD_TXOUT0+ LV0OUT0P AA13 LCD_TXOUT1- LV0OUT1M LCD_TXOUT1+ LV0OUT1P VCC+5V VCC+5V FROM/TO REGULATOR LCD_TXOUT0+ RX0+ LCD_TXOUT1-...
  • Page 29 MICOM SCHEMATIC DIAGRAM (MAIN PCB) R2850 SCALER IC IC2801 4.7K 1/16W 1005 R8J66975BG R2814 FILTER_MUTE 470 1/16W 1005 SYS_POWER-H 12.5 GPY14(SYS_POWER_H) D2800 MUTE SW SP_MUTE R2839 Q2800 MA111 KRC102SRTK 4.7K 1/16W R2838 STXD0(DVD-H) 4.7K 1/16W DEB_RX UARTRXD0 DEB_TX UARTTXD0 R2868 SCISCK0(S1_DET) AB22 10K 1/16W 1005...

  • Page 30: Scaler Power

    SCALER POWER SCHEMATIC DIAGRAM (MAIN PCB) SCALER IC IC2801 R8J66975BG FROM/TO REGULATOR B2813 VDD18HDMI HCB1608KF-121T20 D1.25V VDD18HDMI D3.3V A1.8V VSSHDMI A3.3V VSSHDMI VSSHDMI VSSHDMI VSSHDMI VSSHDMI B2814 VDD33HDMI HCB1608KF-121T20 VDD33HDMI 1.25V SW VDD33_PLL Q2900 VDD33_PLL SSM3K104TU FROM/TO MICON 1.2V_EN FROM/TO HDMI VPPOTP HDMI_A3.3V FROM/TO SCALER VIDEO/AUDIO...

  • Page 31: Tuner

    TUNER SCHEMATIC DIAGRAM (MAIN PCB) TU5801 115UCA30AR--F FROM/TO REGULATOR W800 D5.0V SCALER IC IC2801 R8J66975BG R5808 C5816 W896 W903 IFINM 100 1/16W 1005 0.01 B R5809 C5822 W897 W898 IFINP VSB / SIF ADC 100 1/16W 1005 0.01 B AT+5V VRPIF VRMIF SANT...

  • Page 32: Scaler Video/Audio

    SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM (MAIN PCB) SCALER IC IC2801 R8J66975BG FROM/TO JACK SPDIF VIN5A SPDIF SPDIFO C2944 AV1_CVBS PC_V VIN6A YOUT 1005 PC_H C2888 VGA-G VIN4A 1005 VGA-B C2914 SSIN3 VGA-R 1005 SPDIF VIN4B SSIN2 DVI_L DVI_R VIN8A VIN3A VIN5A(DVD_Y) VIN5B(DVD_C) VIN3B C2958...

  • Page 33: Jack2

    JACK2 SCHEMATIC DIAGRAM (MAIN PCB) FROM/TO REGULATOR S_GND AMP_OUT_L R4369 AMP_OUT_R 2.2K 1/10W (21-25) COMPONENT_VIDEO_IN R4370 J4304 AV3-6B-15H 2.2K 1/10W (21-25) HEADPHONE JACK J4306 R4329 FROM/TO SCALER VIDEO/AUDIO AV3_Y R4341_1 1/16W CKX-035-349ABZ1 W820 AMP_OUT_L 2.2K 1/10W (21-25) W826 AV3_PB R4342_1 1/16W AV3_Y R4330...

  • Page 34: Jack

    JACK SCHEMATIC DIAGRAM (MAIN PCB) HDMI AUDIO IN J4302 R4316 CKX-035-349ABZ1 W825 DVI_L 15K 1/16W R4317 W802 DVI_R 15K 1/16W FROM REGULATOR W830 SPDIF D5.0V SPDIF_OUT PC IN CP4203 WD-00021-R R4238 VGA-R VGA-R 100 1/16W VGA-G R4247 VGA-G VGA-B 100 1/16W R4250 DGND VGA-B...

  • Page 35: Regulator

    REGULATOR SCHEMATIC DIAGRAM (MAIN PCB) VCC1.25V DC/DC for CORE L3002 D1.25V CD3001 3.3uH LQH6PPN 2H0N0401 R3012 R3002 VDD_PANEL D3.3V 6.8K 1/16W 1K 1/16W FROM/TO FLASH BOUT FROM/TO POWER PANEL_POWER-H LCD+B_SW LCD+B_SW PANEL_POWER-H CP3001_1 (CP501_1) Q3003 D5.0V Q3008 00_6216_023_000_808+ RT1N141C BLON COMP TPC6110 BLON...

  • Page 36: Power

    POWER SCHEMATIC DIAGRAM (POWER PCB) SH502 SH503 SH504 SH505 YQ-12 YQ-12 YQ-12 YQ-12 D515 INV+B TO BACKLIGHT INVERTER 31DQ10-FC 3A/100V/SBD INV+B 32V_SW LIGHT_CTL Q503 W814 J501 INVERTER_H KRA103SRTK CCT2302-0921FC P.CON+12V AT+12V P.CON+12V W815 12.0 LINE FILTER 12.0 L501 JLB20143 R510 D508 D510 ZRM11C...

  • Page 37: Backlight Inverter

    BACKLIGHT INVERTER SCHEMATIC DIAGRAM (POWER PCB) HIGH VOLTAGE FROM POWER W816 INV+B CP7001 C3502(BHDS-2AW) T7001 81200027 INV DRIVE 3.8A/60V/56mohm 12.0 Q7004 TPC8218-H 12.4 R7039 C7018 33 1/4W 500V 0.0022 R7023 12.4 12.0 DRV2 VS_DET IS_COMP 12.4 12.0 IS_DET INVERTER +B SW Q7002 KTC3198 R7024 12.4...

  • Page 38: Sound Amp

    SOUND_AMP SCHEMATIC DIAGRAM (POWER PCB) SOUND AMP IC IC301 LA42052-E Ripple OUT2 OUT1 Filter 10.3 14.0 R304 R306 2.2K 2.2K R305 R307 2.2K 2.2K FROM POWER TO POWER C303 L_OUT R_OUT AMP_L_OUT C301 FILTER_MUTE AMP_R_OUT SOUND+B SOUND_GND R302 1/4W POWER_ON-H SOUND_GND HS301 763WAA0402...

  • Page 39: Interconnection Diagram

    INTERCONNECTION DIAGRAM COAXIAL OUT J4206 COMPONENT_AUDIO_IN J4305 COMPONENT_VIDEO_IN J4304 HDMI AUDIO IN HEADPHONE JACK CVBS_AV_IN J4302 J4306 J4303 FOR 19WLCD CP2804 USB_UPDATE PORT1 CP2803 CP3601 CP501_1 CP3001_1 CD3001 RX0- CP7001 AMP_R_OUT AMP OUT_R HOT PLUG USBN SOUND_GND S.GND +5V_POWER RX1+ LCD PANEL USBP AMP_L_OUT...

  • Page 40: Waveforms

    WAVEFORMS FLASH 20ns 200mV 100mV SCALER VIDEO/AUDIO JACK 10s 0.5V 100mV 10s 200mV 100mV 10s 0.2s 100mV 200mV JACK2 10s 100mV 200mV 100mV 200mV NOTE : The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
  • Page 41 MECHANICAL EXPLODED VIEW 102B 102E 103B 102A 102E 103B 102D 102E PCBDA0 103B (REMOCON PCB ASS'Y) 102C 103A 101C 101B 104B 104A 101A 101C PCBF40 101C (MAIN PCB ASS'Y) 101C PCB240 (POWER PCB ASS'Y)

  • Page 42: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) SCREW POLYBAG INSTRUCTION INSTRUCTION BOOK(E/S) TM101 INFORMATION SHEET(PICTURE QUALITY) INFORMATION SHEET(RETURN) CD501 PACKAGE TOP FLIM BAG (791WHA0173) FLIM BAG (791WHA0189) PACKAGE BOTTOM CARTON LABEL GIFT BOX LABEL GIFT BOX...

  • Page 43: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION 7A708A372A FRONT CABI ASS'Y 101A 708WPA0035 CABINET FRONT 708WPAA092 CANINET FRONT 101B 713WPA0452 GLASS LED 101C 800WQ00181 FELT SHEET 7A702B185A BACK CABI ASS'Y 102A 702WPAB676 CABINET BACK 102B 721000A002 SHEET BUTTON 102C 735WPAB211 STOPPER BUTTON 102D...

  • Page 44: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RESISTORS RESISTORS R302 R002T4102J OHM 1/4W R2866 R808R9472J 4.7K OHM 1/16W R304 R803R9222J 2.2K OHM 1/16W R2867 R808R9472J 4.7K OHM 1/16W R305 R803R9222J 2.2K OHM 1/16W R2868 R808R9103J 10K OHM 1/16W...
  • Page 45 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RESISTORS CAPACITORS R4263 R808R9750J OHM 1/16W C301 CS0PB0N16K CC UF 10V B R4265 R808R9750J OHM 1/16W C303 CS0PB0N16K CC UF 10V B R4316 R808R9153J 15K OHM 1/16W C304 E7ESU2101M CE 100 UF 16V...
  • Page 46 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION CAPACITORS CAPACITORS C2845 CS0UB0N15K CC 0.1 UF 10V B C2940 CS0UB0N15K CC 0.1 UF 10V B C2846 CS0UB0N15K CC 0.1 UF 10V B C2944 CS0UB0N15K CC 0.1 UF 10V B C2847 CS0UB0N15K CC...
  • Page 47 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION CAPACITORS DIODES C4343 CS0UCH4Q2J CC 470 PF 50V CH D7024 DGERMA1110 DIODE SILICON MA111-(TX) C4344 CS0UCH4Q2J CC 470 PF 50V CH D7601 0021E9Q010 LTL-1BEFJ-002A C5808 CS0UB0N15K CC 0.1 UF 10V B C5815 CS0UCH411J CC...
  • Page 48 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION MISCELLANEOUS B2814 024HC51216 CORE,BEADS HCB1608KF-121T20 B2818 024HC52216 CORE,BEADS HCB1608KF-221T20 B3000 024HC51816 CORE,BEADS HCB1608KF-181T20 B3004 024HC52216 CORE,BEADS HCB1608KF-221T20 B3006 024HC51816 CORE,BEADS HCB1608KF-181T20 B3016 024HC51816 CORE,BEADS HCB1608KF-181T20 B4215 024HC56005 CORE,BEADS FCM1608CF-600T06 B5801 024HC52216 CORE,BEADS HCB1608KF-221T20 B5803...
  • Page 49 SPEC.NO. M3CL-10U O/R NO. K073121...

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