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Elenberg LTV-3203 Service Manual

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ELENBERG LTV-3203

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Summary of Contents for Elenberg LTV-3203

  • Page 1 ELENBERG LTV-3203...
  • Page 2 LVD3203 SERVICE MANUAL CONTENT Brief Introduction Of The LVD3203 PART 1： ◆ Schematic Diagram ◆ Printed Circuit Detailed Circuit PART 2: ◆ Main Board ◆ Interface Board ◆ Connecting Board ◆ Receiver Board ◆ Keystoke Board Parts List PART 3:...
  • Page 3 Part 1 Brief Introduction Of The LVD3203 Schematic Diagram REMOTE M16L64164A-5 DC TO DC AND LDO FLASH 3.3V 29VL160 1.8V FROM POWER 12V EEPROM ATMEGA8L SB_5V 24C16 HDMI_INPUT DV_IN MT8293 MAIN IC IF GAIN TUNER TDA9886 MT8200 LVDS TO PANEL CVBSOUT SCART1_RGB SCART1 AND SCART2...
  • Page 4 Printed Circuit 1. Main board 3827C A: TOP LAYER...
  • Page 5 B: BOTTOM LAYER...
  • Page 6 2. Interface Board 5105C A: TOP LAYER B: BOTTOM LAYER 3. Connecting Board 3830C A: TOP LAYER...
  • Page 7 B: BOTTOM LAYER 4. Receiver Board3828C A: TOP LAYER B: BOTTOM LAYER 5. Keystoke board3829C A: TOP LAYER B: BOTTOM LAYER...
  • Page 9 Spare Parts List (LVD-3203) Part № Item Description (Код ЗЧД=Номер ЗЧД) DVD BACK COVER LVD-3203-1 PEDESTAL BACK COVER LVD-3203-2 STRING CLIP LVD-3203-3 PEDESTAL BACK COVER BOARD LVD-3203-4 DVD JACK FIXING BOARD LVD-3203-5 DVD MODULE LVD-3203-6 KEY PAD BOARD LVD-3203-7 FUNCTIONAL KEYPAD LVD-3203-8 KEYPAD BRACKET LVD-3203-9...
  • Page 10 IN4007 R112 R110 10R/1206 10R/1206 102/250VAC 103/1KV 380V(5%) IN5406 C101 C102 R109 R111 CON2 10R/1206 10R/1206 J12.5 323V(5%) TJC3-10A CON5 L101 C110 L-PQ3225-04 EC4019 TJC3-10A L0620-050 104/50V JB10-50R D101 +24V F10U60S 20A150V +24V/4A CE103 CE104 CE102 Z101 2M/1206 68K/2W R101 CE105 CE106 105/450V...
  • Page 11 105/450Vdc Vpfc 4.7R/1206 FR104 JUMPER10 MQ101 Z102 CON1 AM4835 2M/1206 2M/1206 200R/1206 HZ18V/1\2W TJC3-8A +12V CE12 1U08 HZ16V 100uF/35V 224/0805 2M/1206 2M/1206 R152 R151 +12V/4A Z106 L104 CE124 68K/1W HZ16V L0620-050 1000uF/16V 103/630V C128 10R/1206 10R/1206 102/200V Luvp Vstr R181 R154 R153 Lat/PL...
  • Page 12 Part 2 Detailed Circuit MAIN BOARD 1)LDO&POWER SB33B SB18A Current(SB18A+ASB18A)=100mA 40mA 2FB1 2FB2 100 OHM/100MHz 100 OHM/100MHz 0.1u SB_5V 100 OHM/100MHz SB33A 2CON1 2FB3 CLOSE TO MT8200 pin XTALVDD 2FB4 STBY 2EC1 2EC2 100uF/16V CON3_2.0_DIP 100 OHM/100MHz 2CB1 100uF/16V 0.1u 1.4mA 0.1u 0.1u...
  • Page 13 2)MT8200 E-PAD LQFP256L AVICM 820K 0.1u XTALO XTALI 3Y 1 27MHz PWM2VREF DV33A 3EC1 SB33A SB18A 0.1u 33uF/16V SB33A SB18A DV33A SB33B DV18A SB33B DV18A VI15 PLLVSS2 VI15 PLLVDD PLLVDD VI14 PLLVDD2 VI14 VI13 PLLVSS3 VI13 PLLVDD PLLVDD VI12 PLLVDD3 VI12 SB33A XTALVDD...
  • Page 14 3)SDRAM MEMORY & FLASH F_A1 F_D0 D_RA0 D_DQ0 F_A2 F_D1 D_RA1 D_DQ1 F_A3 F_D2 D_RA2 D_DQ2 F_A4 F_D3 4RN1 IOCE# IOCE# D_RA3 D_DQ3 F_A5 F_D4 F_OE# F_OE# A_RA0 D_RA0 D_RA4 D_DQ4 F_A6 F_D5 IOWR# IOWR# A_RA1 D_RA1 D_RA5 D_DQ5 F_A7 F_D6 F_D[0..7] F_D[0..7]...
  • Page 15 4)HDMI RECEIVER-MT8293 DV33B HDMI 没有处理工作时 14mA DE_SOG DE_SOG 250mA 5FB1 100 OHM/100MHz 4.7uH HDMIODCK HDMIODCK VCC18 DE_HDMI DE_HDMI HSY NC_HDMI HSY NC_HDMI 3 5EC1 VSY NC_HDMI VSY NC_HDMI 3 5EC2 5EC3 5CB1 5CB2 5CB3 5CB4 5CB5 5CB6 HDMIMCLK HDMIMCLK 5CB9 100uF/16V DV33B HDMIBCLK...
  • Page 16 5)KEY/MCU AND DVD 6CON1 6R11 6R12 6R13 6R14 HDR40 FOR DVD AND RECODER I/O HSYNC VSYNC FOR KEY DVD_Y SB_5V DVD_PB 6R26 6R16 DVD_PR 6R24 6R60 6R17 AVIN 10K/NC 6R18 6CON2 CON11_1.25MM 100p 6EC1 DVD_AUO_LI DVD_AUO_RI CVBS_MOUT AUDIO_OUT 2N3906 6R19 6FB1 47uF/16V 2.4K...
  • Page 17 6)PC VIDEO/AUDIO/LVDSIO FOR VGA INPUT PCRXDIN VGA_PLUGPWR PESD5V0S1BB AP[0..3] AP[0..3] AN[0..3] AN[0..3] VGAGND 4.7K PESD5V0S1BB 7CON1 D-SUB15 FEMALE DSUB15B VGA_PLUGPWR VGAGND 100p PESD5V0S1BB 4.7n VGASOG PESD5V0S1BB GREEN 1N4148 7CB1 HSY NC# 7R10 1N4148 VGA_PLUGPWR 0.1u 4.7K VSY NC# PCTXDIN 7R11 7R12 7R13 VGAGND...
  • Page 18 7)TUNER INPUT&OUTPUT 7808D SMD TO-252-3 8VCC 5V_TUNER 5V_TUNER 5V_TUNER 22uH 200MA 12V_SIF 200MA 210mA 8EC1 8C31 200mA 4.7K 4.7K 8EC2 0.1u 0.1u 100uF/16V 0.1u AP1117-5 SDA_V50 SCL_V50 220uF/16V DV33A 2N7002 2N7002 4.7K N-MOSFET N-MOSFET 5V_TUNER 5V_TUNER I2C ADDRESS: READ is 0X87 WRITE is 0X86 0.1u for TV...
  • Page 19 8)SOURCE INPUT&SCRAT OUT YPBPR_IN RIN0 PR0P PR0P 9CON1 9EC1 10uF/16V Y PBPR_LIN FOR DVDYPBPR/YPBPR SWITCH Y PBPR_RIN 0603-50磁珠 10uF/16V PR0N PR0N 10uF/16V 9EC2 9EC3 DVD_AUO_L 9R16 BIN0 PB0P DVB_L PB0P 0.1u Y PBPR_LIN 0.1u 100K 9R18 0603-50磁珠 YPBPR_L Y PBPRGND 100K DVD_AUO_R DVB_R...
  • Page 20 9)AUDIO CODEC&AMP 10L1 Improve I2C level power down under standby mode SB33B 10R1 Standby mode current=7.5mA/3.3V 10L2 FROM POWE R 20mA 10L3 10CON1 AUDIO CODEC 10UH 10L4 MUTE 10UH 10Q1 10R2 220uF/35V 10EC4 33V_A DVDD 10CB1 2N3904 10EC1 10C1 10EC2 10EC3 470uF/35V 0.1u...
  • Page 21 INTERFACE BOARD FSAV330 330PF 330PF 330PF 330PF 330PF 330PF 330PF 330PF FB1 FB0805 AVIN FB2 FB0805 ESD1 PESD5V0S1BB FB3 FB0805 ESD2 CTL1 FB4 FB0805 ESD3 ESD4 DVD_IR R4 1K R5 1K VSYNC0 HSY NC0 R6 1K R7 1K ESD5 ESD6 SPDIF_0IN VSYNC1 VSY NC...
  • Page 22 CONNECTING BOARD CVBS3/SY 1 9R33 9D12 2N3906 CVBS2 9D13 9R34 CVBSOUT1 9D14 9R36 9R35 9R37 10K/NC 9EC9 2N3906 SHIELD CVBSOUT 9D15 9R39 CVBSOUT1 V/YIN VOUT 9D16 9R42 9C10 BLKGND 9R45 9R43 47uF/16V VGND 2.4K DGND RGND DATA SCART_FB 9R47 RIN1 GGND 9D18 SHIELD...
  • Page 23 RECEIVER BOARD CON2 IR38KHz IRVCC LEDR LEDG 10uF/25v /NC LED1 PESD5V0S1BB 2N3904 LEDR&G...
  • Page 24 KEYSTOKE BOARD CON15_1.25MM CON5_1.25MM CON2 IR38KHz IRVCC LEDR LEDG 10uF/25v /NC LED1 PESD5V0S1BB 2N3904 LEDR&G...
  • Page 25 Part3 Part list of LVD3203 Bom NO. Part NO. Part Name Qty. 02.11.LTD06M38 LTD06M-3827C01 Main board 27C01 Part NO. Name Spec. Qty. Loca. 5R5 5R11 5R12 5R13 5R14 6R18 (7R8) 7R31 01.57.R.2.E000J SMD Resistor 0603-0Ω ±5% (9R14) 9R23 10R12 10R21 10R23 10R24 9R55 (10R63) (10R64) 01.57.R.4.E000J...
  • Page 26 10R49 10R53 10R55 10R60 10R61 8R29 8R22 10R7 10R33 10R10 01.57.R.2.E201J SMD Resistor 0603-200Ω±5% 10R34 01.57.R.2.E221J SMD Resistor 0603-220Ω±5% 1 (8R32) 01.57.R.2.E331J SMD Resistor 0603-330Ω±5% 2 (8R14)(10R3) 01.57.R.2.E391J SMD Resistor 0603-390Ω±5% 1 9R56 01.57.R.2.E471J SMD Resistor 0603-470Ω±5% 2 10R36 10R46 01.57.R.2.E561J SMD Resistor 0603-560Ω±5%...
  • Page 27 (3R8) (3R9) 3R13 (4R1) (4R2) 5R6 5R8 (6R21) (6R23) 6R30 6R34 (6R54) (6R55) (7R18) (7R19) 7R37 01.57.R.2.E103J SMD Resistor 0603-10KΩ±5% (9R6) 9R7 9R24 9R25 (9R41) 9R42 (9R43) (9R44) 10R1 10R20 10R39 10R41 5R7 9R50 9R51 9R53 9R54 6R11 6R12 6R13 01.57.R.3.E103J SMD Resistor 0805-10KΩ±5%...
  • Page 28 Four-in-one net 5RN1 5RN2 5RN3 5RN4 01.57.R.8.EP3304 0603-33Ω*4 ±5% Resistor 5RN5 7RN1 7RN2 Four-in-one net 01.57.R.8.EP4704 0603-47Ω*4 ±5% 4 4RN4 4RN5 4RN6 4RN7 Resistor 0603-5P NPO± 01.54.CS.2.E5P0N50V SMD Capacitor 4 7C2 7C7 7C11 7C12 0.25PF/50V 01.54.CS.2.E120N50V SMD Capacitor 0603-12P NPO±5%/50V 2 (6C16) (6C17) 9C2 9C7 9C11 9C18 01.54.CS.2.E150N50V...
  • Page 29 01.54.CS.2.E472X50V SMD Capacitor 0603-472 X7R±10%/50V 3 7C5 9C9 (9C16) 7C1 7C3 7C6 7C8 (8C3) 8C8 9C1 9C4 9C6 9C8 (2C24) 5C13 7C10 01.54.CS.2.E103X50V SMD Capacitor 0603-103 X7R±10%/50V 7C13 8C20 8C22 8C25 8C26 9C10 9C12 9C17 9C19 9C20 9C22 9C23 9C25 01.54.CS.3.E153X50V SMD Capacitor 0805-153 X7R±10%/50V...
  • Page 30 (5CB14) (5CB15) (5CB16) (5CB17) (5CB18) (5CB19) (5CB20) (5CB22) (5CB23) (5C9) (5C12) 5CB27 (6C5) (6C6) (6C8) (6C9) 6C10 (6C11) 6C12 (6C14) 6C15 (7CB1) (7C20) 7C21 (8C1) (8C2) (8C4) (8C18) (8C21) (9C3) (9C5) 9C15 (10CB1) (10CB2) (10C2) (10C4) (10C5) (10C19) (10C22) (10C31) (10C32) (9C40) (10C44) 10C45 2C29 2C30 2C31 2C32 (10C14) 10C17...
  • Page 31 7FB5 9L1 9L2 (9L3) 2FB1 (2FB2) 2FB3 (2FB4) 2FB5 (2FB6) SMD ferrite 01.13.L.Z.ESB100 0805-100Ω 2FB7 2FB8 (2FB9) bead 2FB10 2FB11 2FB12 5FB1 6FB12 SMD ferrite 7FB1 7FB2 (10L1) 01.13.L.Z.ESC50 1206-50Ω bead (10L2) 01.13.L.L.S.E007 SMD Inductor 0805-10UH 2 10L3 10L4 (2L3) (2L4) 5L1 5L2 01.13.L.L.S.E012 SMD Inductor 0805-4.7UH...
  • Page 32 Electrolytic 01.34.CL.D.EH100U16VD CD288H-100UF/16V 5*12 2 2EC6 5EC3 capacitor 01.34.CL.D.E288100U35V Electrolytic CD288H-100UF/35V 8*12 1 10EC4 capacitor 01.34.CL.D.E288220U16V Electrolytic CD288H-220UF/16V 6.3*12 1 8EC2 capacitor Electrolytic 01.34.CL.D.E470U25VE CD110-470UF/25V 8*14 1 2EC11 capacitor Electrolytic 01.34.CL.D.E470U35VN CD110-470UF/35V 10*15 1 10EC1 capacitor Electrolytic 470UF/25V 8*20 ±20% 105 2EC5 2EC10 2EC12 01.34.CL.D.E470U25V capacitor...
  • Page 33 01.46.IC.E64164 M12L64164A-5 SMD 1 4U1 01.44.IC.S.EV330 FSAV330 SMD 2 7U2 9U2 01.46.IC.E8293 MT8293 SMD 1 5U3 01.46.IC.ECE2836 CE2836 SMD 1 10U2 01.44.IC.S.E0514 RClamp0514M SMD 2 5U5 5U4 01.44.IC.S.E672T UPA672T SMD 1 5U7 01.44.IC.S.EATMEGA8L ATMEGA8L SMD 1 6U1 01.44.IC.S.EAZ7808 AZ7808 SMD 1 8U1 01.44.IC.S.ETDA8932 TDA8932 SMD...
  • Page 34 01.37.PCB.2.E3827C2 Circuit board Main board 3827C-V2.0 Bom NO. Part NO. Part Name Qty. 02.22.LTD06T-3 LTD06T-3828C01 Receiver board 828C01 Part NO. Name Spec. Qty. Loca. 01.57.R.2.E100J SMD Resistor 0603-10Ω±5% 1 R1 01.57.R.2.E202J SMD Resistor 0603-2KΩ±5% 1 R2 0603-104 01.54.CS.2.E104Y50V SMD Capacitor 1 C1 Y5V-20+80%/50V Electrolytic...
  • Page 35 ESD1 ESD2 ESD3 ESD4 ESD5 ESD6 ESD7 ESD8 ESD9 ESD10 ESD11 ESD12 ESD13 ESD14 01.57.R.Y.E3015 Resistor AVLC18S03015 ESD15 ESD16 ESD17 ESD18 ESD19 ESD20 ESD21 ESD22 ESD23 ESD24 C1 C2 C3 C4 C5 C6 C7 01.54.CS.2.E331X50V SMD Capacitor 0603-330P X7R±10%/50V C8 C10 C11 C12 C13 C14 C15 C16 C17 0603-104 01.54.CS.2.E104Y50V...
  • Page 36 01.40.CON.S13.AY.E024 SMD Jack 1.25-5A 1 J2 01.37.PCB.2.E3829C2 Circuit board Keystoke board3829C-V2.0 Bom NO. Part NO. Part Name Qty. 02.14.LTD06I38 LTD06I-3830C01 Connecting board 30C01 Part NO. Name Spec. Qty. Loca. 01.57.R.2.E000J SMD Resistor 0603-0Ω ±5% 1 (9R52) 01.57.R.2.E100J SMD Resistor 0603-10Ω±5% 2 9R34 9R39 01.57.R.2.E750J SMD Resistor...
  • Page 37 01.40.CON.S13.AY.E028 SMD Jack 1.25-15A 1 9CON2 Connecting 01.37.PCB.2.E3830C3 Circuit board board3830C-V3.0...