Internal Use Only North/Latin America Europe/Africa Asia/Oceania http://aic.lgservice.com http://eic.lgservice.com http://biz.lgservice.com LCD TV SERVICE MANUAL CHASSIS : LA04A MODEL : 32LD350 32LD350-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CONTENTS CONTENTS .............................................................................................. 2 SAFETY PRECAUTIONS ......................................................................... 3 SPECIFICATION ....................................................................................... 6 ADJUSTMENT INSTRUCTION .............................................................. 10 EXPLODED VIEW .................................................................................. 16 SVC.
SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Exploded View. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer.
SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service manual and its supplements and addenda, read and follow the SAFETY PRECAUTIONS on page 3 of this publication. NOTE: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions on page 3 of this publication, always follow the safety precautions. Remember: Safety First. General Servicing Precautions 1.
IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent flat against the circuit foil. When holes are the slotted type, the following technique should be used to remove and replace the IC. When working with boards using the familiar round hole, use the standard technique as outlined in paragraphs 5 and 6 above. Removal 1.
SPECIFICATION NOTE : Specifications and others are subject to change without notice for improvement. 1. Application range 3. Test method This spec sheet is applied all of the 19”, 22”, 26”, 32” LCD TV with LA04A chassis. 2. Requirement for Test 1) Performance: LGE TV test method followed 2) Demanded other specification - Safety : UL, CSA, IEC specification - EMC: FCC, ICES, IEC specification Model Each part is tested as below without special appointment.
5. Chrominance & Luminance 5.1. 32LD350-UB (AUO) No. 1 Item Max Luminance (Center 1-point / Full White Pattern) 2 Luminance uniformity 3 Color coordinate RED (Default) GREEN BLUE WHITE Min Typ Module 245 294 Set 300 380 X Typ. 0.64 Typ. -0.03 0.33 +0.03 X 0.29 Y 0.60 X 0.15 Y 0.05 X 0.28 Contrast ratio 6 Color Temperature 2100:1 10000:1 15000:1 x:0.267 x:0.269 y:0.271 y:0.273 y:0.275 Medium x:0.283 x:0.285 x:0.287 y:0.291 y:0.293 y:0.295 x:0.311 x:0.
6. Component Video Input (Y, CB/PB, CR/PR) No Resolution H-freq(kHz) V-freq.(kHz) Pixel clock Proposed 1. 720*480 15.73 60 13.5135 SDTV ,DVD 480I 2. 720*480 15.73 59.94 13.5 SDTV ,DVD 480I 3. 720*480 31.50 60 27.027 SDTV 4. 720*480 31.47 59.94 27.0 SDTV 5. 1280*720 45.00 60.00 74.25 HDTV 6. 1280*720 44.96 59.94 74.176 HDTV 7. 1920*1080 33.75 60.00 74.25 HDTV 8. 1920*1080 33.72 59.94 74.176 HDTV 9. 1920*1080 67.500 60 148.50 HDTV 10. 1920*1080 67.
8. HDMI input (PC/DTV) No Resolution H-freq(kHz) V-freq.(kHz) Pixel clock Proposed PC DDC 1 640*350 31.469 70.08 25.17 EGA X 2 720*400 31.469 70.08 28.32 DOS O 3 640*480 31.469 59.94 25.17 VESA(VGA) O 4 800*600 37.879 60.31 40.00 VESA(SVGA) O 5 1024*768 48.363 60.00 65.00 VESA(XGA) O 6 1280*768 47.776 59.87 79.50 CVT(WXGA) X 7 1360*768 47.720 59.799 84.75 CVT(WXGA) O DTV 1 720*480 31.5 60 27.027 SDTV 480P 2 720*480 31.47 59.94 27.
ADJUSTMENT INSTRUCTION 1. Application range 4. Automatic Adjustment This spec. sheet applies to LA04A Chassis applied LCD TV all models manufactured in TV factory 4.1. ADC Adjustment (1) Overview ADC adjustment is needed to find the optimum black level and gain in Analog-to-Digital device and to compensate RGB deviation. 2.
5.2 EDID/DDC Download 5. Manual Adjustment 5.1. ADC(Saturn5) Adjustment (1) Overview ADC adjustment is needed to find the optimum black level and gain in Analog-to-Digital device and to compensate RGB deviation. (2) Equipment & Condition 1) Adjust Remocon 2) 801GF(802B, 802F, 802R) or MSPG925FA Pattern Generator - Resolution: 480i, 1024*768 - Pattern : Horizontal 100% Color Bar Pattern - Pattern level: 0.7±0.1 Vp-p - Image (1) Overview It is a VESA regulation.
• HDMI II [C/S: XXAA] EDID Block 0 table = 5.3. White Balance Adjustment (1) Overview • W/B adj. Objective & How-it-works - Objective: To reduce each Panel’s W/B deviation - How-it-works: When R/G/B gain in the OSD is at 192, it means the panel is at its Full Dynamic Range. In order to prevent saturation of Full Dynamic range and data, one of R/G/B is fixed at 192, and the other two is lowered to find the desired value. - Adj.
2) Adjustment Map Applied Model : 19LD350-UB, 22LD350-UB, 26LD350-UB, 32LD350-UB ITEM Cool Command Data Range Default (Hex.) (Decimal) Cmd 1 Cmd 2 Min R-Gain j g 00 Max C0 G-Gain j h 00 C0 B-Gain j i 00 C0 R-Gain j a 00 C0 G-Gain j b 00 C0 B-Gain j c 00 C0 R-Gain j d 00 C0 G-Gain j e 00 C0 B-Gain j f 00 C0 R-Cut G-Cut * Adj. condition and cautionary items 1) Lighting condition in surrounding area Surrounding lighting should be lower 10 lux.
5.4. HDCP SETTING 6. GND and Internal Pressure check - HDCP setting is not necessary in Saturn5 model. 6.1. Method 1) GND & Internal Pressure auto-check preparation - Check that Power Cord is fully inserted to the SET. (If loose, re-insert) 2) Perform GND & Internal Pressure auto-check - Unit fully inserted Power cord, Antenna cable and A/V arrive to the auto-check process.
7. USB S/W Download (option) (1) Put the USB Stick to the USB socket (2) Automatically detecting update file in USB Stick - If your downloaded program version in USB Stick is Low, it didn’t work. But your downloaded version is High, USB data is automatically detecting (3) Show the message “Copying files from memory” (4) Updating is staring. (5) Updating Completed, The TV will restart automatically (6) If your TV is turned on, check your updated version and Tool option.
EXPLODED VIEW IMPORTANT SAFETY NOTICE 810 300 Copyright LG Electronics. Inc. All right reserved. Only for training and service purposes A5 500 A2 510 A21 120 200 A10 LV1 550 900 530 800 540 521 910 400 Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and EXPLODED VIEW.
IC102 HY27US08121B-TPCB +3.
+3.3V_Normal +3.3V_VDDP L101 BLM18PG121SN1D +1.26V_VDDC C164 0.1uF C163 330uF OPT C166 0.1uF C169 0.1uF C172 0.1uF C175 0.1uF C178 0.1uF C183 0.1uF C188 0.1uF C198 0.1uF C193 0.1uF C2104 0.1uF C2109 0.1uF C2115 0.1uF C2119 0.1uF C2120 0.1uF C2123 0.1uF C2124 0.1uF C2125 0.1uF C2126 0.1uF C2127 0.1uF C2128 0.1uF C2129 0.1uF C2130 0.1uF C2131 0.1uF C2133 0.1uF C2132 0.1uF C2134 0.1uF C2136 0.1uF C2135 0.1uF C167 0.1uF C170 0.1uF C173 0.1uF C176 0.1uF C179 0.1uF C184 0.
New item GND 12V 12V 12V +12V GND L402 MLB-201209-0120P-N2 OLP 8 INV_EN 9 PWM_DIM10 A_DIM11 NC12 R429 47K B +3.5V_ST 3.5V PANEL_CTL 19"~22" R413 0 GND GND/OLP R419 1K E R435 22K A.DIM R418 Err_OUT/NC C R421 10K 26"~32" R412 1K B OPT E S7M DDR 1.8V +3.5V_ST INV_CTL Q405 2SC3052 R427 10K OPT Sharp SHARP 18 20 V4:VBR-A V5:NC 22 PWM_DIM PWM_DIM A-DIM 24 Err_out INV_ON PWM_DIM IC407 MP2212DN R479 0 INV_ON OPC_OUT Err_out Err_out R449 12K 1/10W 5% GND R486 4.
CONTROL IR & LED +3.5V_ST R2404 10K 1% R2405 10K 1% P2402 12507WR-03L L2405 BLM18PG121SN1D 19"~22" 19"~22" 1 2 L2406 BLM18PG121SN1D C2411 0.1uF 16V 19"~22" C2412 0.1uF 16V 19"~22" D2406 D2407 5.6V 19"~22" 5.6V 19"~22" 3 4 19"~22" 26"~32" L2401 BLM18PG121SN1D R2401 100 OPT D2403 CDS3C05HDMI1 5.6V KEY1 C2401 0.1uF 26"~32" EYEQ R2411 100 D2402 5.6V AMOTECH 26"~32" SCL_SUB/AMP P2401 C2408 1000pF 50V OPT L2402 BLM18PG121SN1D R2402 100 12507WR-12L SCL KEY2 26"~32" C2402 0.
HDMI EEPROM A1 A2 5V_HDMI_2 +5V_Normal C ENKMC2838-T112 D7705 HDMI_2 IC7701 EEPROM_WP A0 A1 1 VCC 8 $0.055 2 WP 7 10K R7755 AT24C02BN-10SU-1.8 R7756 R7760 C7704 A2 3 4.7K 4.7K 0.1uF SCL 6 DDC_SCL_2 R7750 22 GND SDA 5 4 DDC_SDA_2 R7749 22 HDMI_4 5V_HDMI_2 5V_DET_HDMI_2 5V_HDMI_4 1.8K 17 R7706 1.
COMMON AREA New Item Development IC1100 002:Y10 A2 8 IN1- R1115 20K C R1116 16K GND 2 7 3 6 VO1 100uF 16V H/P_R C1101 0.22uF 16V R1109 16K IN2- 4 5 VDD R1114 20K Q1100 2SC3052 10K HP_LOUT HP_ROUT C1102 0.1uF 16V C1104 10uF 10V Q1104 MMBT3904-(F) B C1110 1000pF OPT R1118 1K JK3301 KJA-PH-0-0177 +3.
RS-232C +3.5V_ST L1209 BLM18PG121SN1D IC1201 MAX3232CDR C1+ V+ C1230 2 16 15 DBG_RX R1275 0 VCC 1 DBG_TX C2+ 3 14 4 13 GND 5 12 6 11 7 10 8 9 DOUT1 R1284 OPT100 RIN1 R1285 C1232 100 OPT C2- R1302 220 RxD 0.1uF C1- 0.1uF 1 JK1201 SPG09-DB-009 R1276 0 50V 220pF C1235 50V 220pF C1239 ADUC30S03010L 0.1uF C1234 0.1uF 16V ADUC30S03010L C1231 R1278 4.7K R1279 4.7K C1229 0.
(New Item Developmen H:9.2mm) SIDE_AV_OPT L3303 SIDE_AV BLM18PG121SN1D SIDEAV_CVBS_IN 5A [YL]E-LUG 4A [YL]O-SPRING 3A [YL]CONTACT SIDE_AV_OPT D3301 30V SIDE_AV_OPT R3301 75 +3.3V_Normal SIDE_AV_OPT 10K R3302 C3304 100pF OPT SIDE_AV_OPT R3305 1K SIDEAV_DET 4B [WH]O-SPRING 3C [RD]CONTACT 4C [RD]O-SPRING 5C [RD]E-LUG C3301 100pF SIDE_AV_OPT SIDE_AV_OPT D3302 5.6V SIDE_AV_OPT L3301 BLM18PG121SN1D SIDE_AV_OPT R3306 SIDEAV_L_IN SIDE_AV_OPT D3303 5.
USB_DIODES IC1450 AP2191SG-13 NC L1451 MLB-201209-0120P-N2 OUT_2 8 1 $0.077 7 2 6 3 5 4 GND +5V_USB IN_1 120-ohm OUT_1 C1452 10uF 10V IN_2 C1451 22uF 10V FLG C1453 0.1uF +3.3V_Normal EN R1455 4.7K OPT R1456 0 USB_CTL USB_OCD 2 SIDE_USB_DM 3 SIDE_USB_DP 4 5 THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
DDR2 1.8V By CAP - Place these Caps near Memory +1.8V_DDR +1.8V_S_DDR C43 0.1uF 0.1uF 0.1uF C41 0.1uF C39 0.1uF C38 C36 0.1uF C37 0.1uF 0.1uF C34 0.1uF C35 0.1uF C32 0.1uF C33 10uF C31 0.1uF C30 0.1uF C27 0.1uF C29 0.1uF C25 C23 C22 0.1uF 10uF C24 0.1uF C21 0.1uF 0.1uF C20 0.1uF C19 0.1uF C17 0.1uF C15 0.1uF C13 10uF C14 C12 0.1uF 0.1uF C11 0.1uF C10 C9 0.1uF 0.1uF C8 C7 0.1uF 0.1uF C6 10uF C3 C1 0.1uF C5 L1 BLM18PG121SN1D +1.
+3.3V_Normal +3.3V_Normal R105 4.7K IC101 MX25L3205DM2I-12G +3.3V_Normal CS# SPI_CS 1 8 VCC L110 Serial FLASH MEMORY for BOOT C126 0.1uF R103 10K 001:AR36 R101 SPI_DO R104 001:AR36 33 SO WP# 0 2 7 3 6 HOLD# SCLK SPI_CK 001:AR35 GND C Flash_WP_1 001:AR30 R102 OPT0 5 SPI_DI 001:AR36 B Q100 KRC103S E THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
LGIT CAN H/N TUNER for US TU5001 TDVJ-H001F 6 7 8 9 10 11 12 13 14 15 16 17 18 +B NC[RF_AGC] AS R5001 0 C5001 100pF 50V OPT R5018 3.3K C5003 0.1uF 16V 100 R5015 R5020 3.3K 100pF B 50V C Q5004 R5005 2.2K OPT FE_TUNER_SDA C5012 47pF 50V ISA1530AC1 R5025 4.7K 100 R5016 SDA FE_SIF E C5025 FE_TUNER_SCL SCL R5032 82 1/16W 5% +3.3V_TU +5V_TU 0.
VSB B+ BLOCK 001:AR30;007:AH18 POWER_ON/OFF2_2 +3.3V_TU +5V_Normal IC1000 SC4215ISTRT +3.3V_PVSB OPT IC1001 L1000 MLB-201209-0120P-N2 OPT L1005 500 SC156515M-1.8TR R1001 4.7K OPT VIN OPT R1002 1K C1002 100uF 16V OPT EN 2 4 5 1 C1003 0.1uF 50V OPT R1035 100 OPT NC_1 R1036 20K VO R1014 15K ADJ R1015 8.2K 3 EN 1 8 2 7 3 6 +1.2V_PVSB GND R1011 20K ADJ R1012 10K OPT VIN OPT C1018 100uF 16V C1020 0.1uF 50V C1077 2.2uF 16V R2 VO R1 V0 = 0.8(R1+R2) / R2 C1078 C1076 2.
JK9800 PPJ238-01 6C [RD1]E-LUG 5C [RD1]O-SPRING 4C [RD1]CONTACT R9815 10K D9806 5.6V R9810 470K C9805 1000pF 50V AV_R_IN R9820 12K +3.3V_Normal R9816 10K AV_L_IN 5B [WH1]O-SPRING 4A [YL1]CONTACT D9807 5.6V R9813 470K C9806 1000pF 50V R9821 12K R9802 10K AV_CVBS_DET R9803 1K 5A [YL1]O-SPRING 6A [YL1]E-LUG 6H [RD2]E-LUG 5H [RD2]O-SPRING_2 C9800 100pF 50V OPT D9800 AV_CVBS_IN D9809 30V R9812 75 5.6V OPT C9807 10pF 50V R9817 10K COMP1_R_IN 4H D9805 5.
PANEL_VCC P801 FF10001-30 HD_60Hz_SMALL 1 VCC 2 VCC 3 VCC 4 VCC 5 VCC 6 GND HD_60Hz_SMALL CB3216PA501E L801 C803 1000pF C805 0.
IC601 +3.3V_Normal AZ1117H-1.8TRE1(EH13A) INPUT 3 1 +1.8V_AMP ADJ/GND 2 C646 22uF 16V C647 0.1uF 16V OUTPUT GND C648 0.1uF 16V C649 22uF 16V SPK_L+ AMP_VCC R625 3.3 C615 0.01uF 50V C620 0.1uF 50V 10V C608 0.
1. Power-up boot check Check stand-by Voltage. P403 9~12pin : +3.5V_ST No ok ok Check Power connector Check Fuse. Replace Power board. ok Check Micom Voltage IC400 pin 3 : +3.3V No Replace IC400 ok No Check X100 clock 12MHz Replace X100. ok Check P403 PWR_ON. 1pin : 3.3V No No Re-download software.
2. Digital TV Video Check RF Cable & Signal ok Check Tuner 5V Power L5004 No Check +5V_USB Voltage IC401 No Replace IC401 ok ok Replace L5004 No Check Tuner 3.3V Power L5003 Replace L5003 ok Check Tuner 1.2V Power IC5001 2 pin : 1.2V No Replace IC5001. ok Check IF_P/N Signal TU5001 17/18 Pin No Bad Tuner. Replace Tuner.
3. Analog TV Video Check RF Cable & Signal ok Check Tuner 5V Power L5004 No No Replace IC401 Check IC401 ok ok Replace L5004 No Check Tuner 3.3V Power L5003 Replace L5003 ok Check Tuner 1.2V Power IC5001 2 pin : 1.2V No Replace IC5001. ok Check CVBS Signal TU5001 11 Pin No Bad Tuner. Replace Tuner. ok No Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
4. AV Video Check input signal format. Is it supported? ok Check AV Cable for damage for damage or open conductor ok Check JK9800 (*JK3302) CVBS Signal Line R137 (*R114) No Replace Jack * JK3302 is Side AV supported model 26/32LD350 models ok No Check CVBS_DET Signal Replace R9802 or R9803 ok No Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. 5. Component Video Check input signal format. Is it supported? ok Check Component Cable for damage or open conductor.
6. RGB Video Check input signal format. Is it supported? ok Check RGB Cable conductors for damage or open conductor ok Check EDID & EEPROM IC1105 I2C Signal R1141, R1143(SDA,SCL) No Replace the defective IC or re-download EDID data ok Check JK1104 H/V_Sync/R/G/B Signal Line (R146/149/127/128/129) No Replace Jack ok No Check DSUB_DET Replace R1146 or R1147 ok No Check Mstar LVDS Output Replace Mstar(IC100) or Main Board. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
7. HDMI Video Check input signal format. Is it supported? ok Check HDMI Cable conductors for damage or open conductor. ok Check EDID & EEPROM IC7701 (*IC7702) I2C Signal No Replace the defective IC or re-download EDID data ok No Check JK7700, JK7702 Replace Jack * JK7702 is Side HDMI supported model 26/32LD350 models ok No Check HDMI_DET(HPD) Replace R7703,R7705,R7731,R7732 ok Check HDCP Key NVRAM(IC105) Power & I2C Signal No Replace the defective IC.
8. All Source Audio Check the TV Speaker Menu (Menu -> Sound -> TV Speaker) Off Toggle the Menu On Check AMP IC(IC600) Power *20V, 3.3V, 1.8V. No Check Regulator IC601 *20V Voltage is dependent on Model 26/32LD350 => 24V 19/22LD350 => 15V ok No Check Mstar AUDIO_MASTER_CLK R603 Replace Mstar(IC100) or Main Board. ok Check AMP I2C Line R607, R608 No Check signal line. Or replace Mstar(IC100) ok Check Mstar I2S Output R604, R605, R606 No Check signal line.
9. Digital TV Audio Check RF Cable & Signal ok Check Tuner 5V Power L5004 No No Replace IC401 Check IC401 ok ok Replace L5004 No Check Tuner 3.3V Power L5003 Replace L5003 ok Check Tuner 1.2V Power IC5001 2 pin :1.2V No Replace IC5001. ok Check IF_P/N Signal TU5001 17/18 Pin No Bad Tuner. Replace Tuner.
10. Analog TV Audio Check RF Cable & Signal ok Check Tuner 5V Power L5004 No No Replace IC401 Check IC401 ok ok Replace L5004 No Check Tuner 3.3V Power L5003 Replace L5003 ok Check Tuner 1.26V Power IC5001 2 pin : 3.3V No Replace IC5001. ok Check SIF Signal & Buffer signal TU5001 11 Pin / R5032 No Replace Tuner. Or Replace Q5004 ok Follow procedure ‘8. All source audio’ trouble shooting guide. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
11. AV Audio Check AV Cable for damage for damage or open conductor ok Check JK9800, *JK3302 & Signal Line No Replace Jack * JK3302 is Side AV supported model 26/32LD350 models ok Follow procedure ‘8. All source audio’ trouble shooting guide. 12. Component Audio Check Component Cable for damage or open conductor. ok No Check JK9800 & Signal Line Replace Jack ok Follow procedure ‘8. All source audio’ trouble shooting guide. 13.
LD350 Block Diagram < Contents > Overall Overall Block Block Diagram Diagram Video Video Signal Signal Block Block Audio Audio Signal Signal Block Block Flash Flash Block Block & & Reset Reset MSD3368 MSD3368 I2C I2C Block Block MSD3368 MSD3368 GPIO GPIO Block Block LVDS LVDS 출력 출력 Block Block POWER POWER Block Block LG Electronics/ LCD TV Division LCD TV Gr. Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
RF IF +/- TS_Sync IF AGC TS_Clk TDVJ - H031F LGDT3305 LVDS LCD Module (HD, 60Hz) LGD or OS TS_Data[0-7] SIF TU_CVBS Side AV2 CVBS, L/R AV1 CVBS, L/R DDR_Data[0:15], DQS, DM … Addr.[ ], ctrl. data Data[16:31] Y Pb Pr, L/R Component 1 Audio L/R (for RGB) MSD3368GV Audio L/R CS ,RE,WE…… SCL, SDA_3.3V HDMI 1 JACK PACK Audio L/R HDMI 4 (side HDMI) I2S Digital Audio (Optic) RS-232C (CTRL.
Video Video Signal Signal Block Block RF IF +/- TS_Sync/VLD IF AGC TS_Clk TDVJ - H031F LGDT3305 TS_Data[0-7] TS0_SYNC/VLD TS0_CLK TS0_D[0-7] SIF SIF0P TU_CVBS CVBS0/RF_CVBS DSUB_R DSUB_G DSUB_B DSUB_HSYNC DSUB_VSYNC DSUB_R DSUB_G RXBCKP DSUB_B DSUB_HSYNC DSUB_VSYNC RXBCKN RXB0P MSD3368GV RXC0N RXB1P CK+/-_HDMI2 D0+/-_HDMI2 D1+/-_HDMI2 D2+/-_HDMI2 RXB1N COMP1_Y COMP1_Pr COMP1_Pb SC1_G RXB2P RXB2N SC1_R SC1_B RXCCKP RXCCKN RXC0P RXC0N RXC1P AV_CVBS_IN SIDEAV_CVBS_IN CVBS3 CVBS2 Co
Audio Audio Signal Signal Block Block RF IF +/- TS_Sync/VLD IF AGC TS_Clk TDVJ - H031F LGDT3305 TS_Data[0-7] TS0_SYNC/VLD TS0_CLK TS0_D[0-7] SIF SIF0P TU_CVBS CVBS0/RF_CVBS I2S_MASTER_CLK I2S_OUT_MCK AV_L_IN AV_R_IN COMP1_L_IN COMP1_R_IN SIDEAV_L_IN SIDEAV_R_IN PC_L_IN PC_R_IN I2S_LCRK AUL2 I2S_OUT_WS I2S_OUT_BCK AUL1 AUR1 AUL0 Digital AMP NTP3100N I2S_SCK AUR2 I2S_OUT_SD I2S_LCRH MSD3368GV HP_ROUT HP/ R HP_LOUT HP/ L HP AMP TPA6110A2D H/P AUR0 +3.
Flash Flash Block Block & & Reset Reset PCM_A0 I/O 0 PCM_A1 I/O 1 PCM_A2 I/O 2 PCM_A[0-7] I/O 3 PCM_A3 PCM_A4 I/O 4 8 I/O 5 PCM_A5 PCM_A6 I/O 6 PCM_A7 I/O 7 MSD3368GV NAND FLASH (HY27US08121B-TPCB) /F_RB RB RE CE /PF_OE /PF_CE0 /PF_CE1 CLE F_RBZ /PF_OE /PF_CE0 /PF_CE1 PF_ALE ALE PF_ALE /PF_WE WE /PF_WE +3.3V PF WP WP +3.3V PF_AD15 HWRESET Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
I2C I2C Block Block (TDVJ- H031F) OPT LHSYNC2/RX1 FE_TUNER_SCL/SDA 100 ohm LVSYNC2/TX1 1.2k ohm 4.7k ohm +3.3V_Nor 1.2k ohm 100 ohm 3.3k ohm 3.3k ohm TUNER 4.7k ohm +5V_Gen. +3.3V_TU GPIO 60 0 ohm 0 ohm GPIO 62 0 ohm 0 ohm SCL/SDA_SUB/AMP AUDIO AMP (NTP3100L) SCL1/SDA1 +3.3V_Nor. EEPROM (CAT24WC08W) IC105 33 ohm 3.3k ohm EEPROM_SCL/SDA 33 ohm 0 ohm UART2_TX/SCKM 0 ohm UART2_RX/SDAM MSD3368GV DDCR_CK DDCR_DA 1.2k ohm EEPROM (AT24C512BW) IC104 1.2k ohm 3.
GPIO GPIO Block Block DSUB_DET ET_RXD1 PWM0 PWM2 COMP1_DET AV_CVBS_DET SIDEAV_DET GPIO 136 ET_RXD0 GPIO 134 GPIO 97 ET_TXD0 GPIO 98 GPIO 86 SAR3 5V_HDMI_4 UART_RX2 UART_TX2 KEY2 IR RL_ON Error_DET AMP_RST AMP_MUTE NTP_MUTE SB_MUTE AUDIO AMP ( NTP3100L) D102 DBG_RX DBG_TX RS232C (MAX3232CDR) SAR0 SAR1 IRIN ET_MDIO USB_DM2 USB_DP2 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
MSD3368 MSD3368 GPIO GPIO Block Block 1 Pin Number HWRESET Pin Name D4 GP1.
LVDS LVDS 출력 출력 Block Block Panel_Vcc(+5V) LVA0 P/M LVA1 P/M LVA2 P/M LVA3 P/M LVA4 P/M LVDS TXA0+/- P801(30pin) LVDS TXA1+/- LVDS Wafer LVDS TXA2+/- (HD, 60Hz) LVDS TXAC+/- LGD(19”/22”) LVDS TXA3+/- MSD3368GV LVDS TXA0+/LVDS TXA1+/LVDS TXA2+/- P802(30pin) LVDS TXAC+/- LVDS Wafer LVDS TXA3+/- (HD, 60Hz) AUO(26”/32”) Panel_Vcc(+12V) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+3.5V_ST)_For (+3.5V_ST)_For 26”/32” 26”/32” +3.3V_ST P403 (#9~12), +3.5V_ST L404 IC103 MAX810RTR (Reset) S5/S6 Reset IC409 NL17SZ08DFT2G (OPT) Power_DET Q7703 FDV301N (FET) CEC_REMOTE IC1201 MAX3232CDR (RS-232C) IC1201 MAX3232CDR (RS-232C) +3.3V_AVDD_MPLL IC403 MP2212DN (DCDC)3A +1.26V_VDDC IC407 MP2212DN (DCDC)3A +1.8V_DDR IC100 MSD3159GV Main_SOC(S5) IC1, IC2 H5PS5162FFR-S6C DDR2 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+24V (+24V & & 12V 12V &+12V/+15V)_For &+12V/+15V)_For 26”/32” 26”/32” +24V P403 (#2,4,3) +24V/+15V IC408 NCP803SN293 L407 Power_DET +24V R469 +12V P403 (#17,19,21) AMP_VCC IC600 NTP-3100L +12V L402 R477 +12V/+15V Q409 AO3407A (FET) IC401 MP8706EN (DCDC)3A P800 +5V_USB IC405 AOZ1073AIL (DCDC)3A +3.3V_Normal IC409 AOZ1073AIL (DCDC)3A +5V_Normal IC408 NCP803SN293 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+3.3V_Noraml)_For (+3.3V_Noraml)_For 26”/32” 26”/32” +3.3V_Nor mal IC405 AOZ1073AIL (DCDC)3A +3.3V_Normal L407 IC104 AT24C512BW EEPROM IC105 CAT24WC08W HDCP EEPROM IC102 HY27US08121B Flash IC100 MSD3159GV Main_SOC(S5) IC101 MX25L3205DM2I Serial Flash IC1104 NL17SZ00DFT2G SPDIF IC600 NTP3100L AMP IC601 AZ1117H-1.8TRE1 LDO +1.8V_AMP IC600 NTP-3100L +3.3V_TU L5003 IC5001 AZ1117H-1.2TRE1 LDO Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+5V_Noraml)_For (+5V_Noraml)_For 26”/32” 26”/32” +5V_Norm al IC409 AOZ1073AIL (DCDC)3A +5V_Normal L407 IC7700~7702 AT24C02BN EDID EEPROM For HDMI IC1105 AT24C02BN EDID EEPROM For RGB PC IC1100 TPA6110A2DGNRG4 HP AMP IC1001 SC156515M LDO +3.3V_PVSB IC1000 SC4215ISTRT LDO +1.2V_PVSB IC1004 LGDT3305 VSD DEMOD +3.3V_TU L1005 +5V_USB IC401 MP8706EN (DCDC)3A +5V_USB +5V_TU L5003 IC1450 AP2191SG-13 (OPC) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+3.5V_ST)_For (+3.5V_ST)_For 19”/22” 19”/22” +3.5V_ST +3.3V_ST P402 (#5,6) L404 IC103 MAX810RTR (Reset) S5/S6 Reset IC409 NL17SZ08DFT2G (OPT) Power_DET Q7703 FDV301N (FET) CEC_REMOTE IC1201 MAX3232CDR (RS-232C) IC1201 MAX3232CDR (RS-232C) +3.3V_AVDD_MPLL IC403 MP2212DN (DCDC)3A +1.26V_VDDC IC407 MP2212DN (DCDC)3A +1.8V_DDR IC100 MSD3159GV Main_SOC(S5) IC1, IC2 H5PS5162FFR-S6C DDR2 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+15V (+15V & & +12V/+15V)_For +12V/+15V)_For 19”/22” 19”/22” +15V +15V P402(#1,2) IC408 NCP803SN293 L407 Power_DET Q401 AO3407A (FET) AMP_VCC IC600 NTP-3100L R476 +12V/+15V IC401 MP8706EN (DCDC)3A IC405 AOZ1073AIL (DCDC)3A +3.3V_Normal IC409 AOZ1073AIL (DCDC)3A +5V_Normal IC408 NCP803SN293 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+3.3V_Noraml)_For (+3.3V_Noraml)_For 19”/22” 19”/22” +3.3V_Nor mal IC405 AOZ1073AIL (DCDC)3A +3.3V_Normal L407 IC104 AT24C512BW EEPROM IC105 CAT24WC08W HDCP EEPROM IC102 HY27US08121B Flash IC100 MSD3159GV Main_SOC(S5) IC101 MX25L3205DM2I Serial Flash IC1104 NL17SZ00DFT2G SPDIF IC600 NTP3100L AMP IC601 AZ1117H-1.8TRE1 LDO +1.8V_AMP IC600 NTP-3100L +3.3V_TU L5003 IC5001 AZ1117H-1.2TRE1 LDO Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
POWER POWER Block Block (+3.3V_Noraml)_For (+3.3V_Noraml)_For 19”/22” 19”/22” +5V_Norm al IC409 AOZ1073AIL (DCDC)3A +5V_Normal L407 Q409 AO3407A (FET) PANEL_VCC P801,P802 IC7700~7702 AT24C02BN EDID EEPROM For HDMI IC1105 AT24C02BN EDID EEPROM For RGB PC IC1100 TPA6110A2DGNRG4 HP AMP IC1001 SC156515M LDO +3.3V_PVSB IC1000 SC4215ISTRT LDO +1.2V_PVSB IC1004 LGDT3305 VSD DEMOD +3.