Internal Use Only North/Latin America Europe/Africa Asia/Oceania http://aic.lgservice.com http://eic.lgservice.com http://biz.lgservice.com LED TV SERVICE MANUAL CHASSIS : LD3AF MODEL : 55LN549E 55LN549E-ZE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CONTENTS CONTENTS . ............................................................................................. 2 SAFETY PRECAUTIONS ......................................................................... 3 SERVICING PRECAUTIONS ................................................................... 4 SPECIFICATION ....................................................................................... 6 ADJUSTMENT INSTRUCTION ..............................................................
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 This specification is applied to the LED TV used LD3AF chassis. 3. Test method 2. Requirement for Test 1) Performance: LGE TV test method followed 2) Demanded other specification - Safety : CE, IEC specification - EMC : CE, IEC Each part is tested as below without special appointment.
No.
5. Supported video resolutions (2D) 5.1. Component Input (Y, CB/PB, CR/PR) No. Resolution H-freq(kHz) V-freq(Hz) Pixel clock(MHz) Proposed 1 720*576 15.625 50.00 13.5 SDTV ,DVD 576I 2 720*480 15.73 60.00 13.5135 SDTV ,DVD 480I 3 720*480 15.73 59.94 13.50 SDTV ,DVD 480I 4 720*576 31.25 50.00 27.00 SDTV 576P 5 720*480 31.50 60.00 27.027 SDTV 480P 6 720*480 31.47 59.94 27.00 SDTV 480P 7 1280*720 37.50 50.00 74.25 HDTV 720P 8 1280*720 45.00 60.00 74.
5.3. HDMI Input(PC/DTV) No. Resolution H-freq(kHz) V-freq.(Hz) Pixel clock(MHz) PC(DVI) 1 Proposed Remark DDC 640*350 31.468 70.09 25.17 EGA X 2 720*400 31.469 3 640*480 31.469 70.08 28.32 DOS O 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 1152*864 54.348 60.053 80.00 VESA O 7 1360*768 47.712 60.015 85.50 VESA (WXGA) O 8 1280*1024 63.981 60.020 108.0 VESA (SXGA) O 9 1920*1080 67.
ADJUSTMENT INSTRUCTION 1. Application Range (4) Click "Connect" tab. If "Can't" is displayed, check connection between computer, jig, and set. This specification sheet is applied to all of the LED TV with LD3AF chassis. (2) (3) 2. Designation (1) The adjustment is according to the order which is designated and which must be followed, according to the plan which can be changed only on agreeing. (2) Power adjustment : Free Voltage. (3) Magnetic Field Condition: Nil.
3.1. ADC Process (1) ADC - Enter Service Mode by pushing "ADJ" key, - Enter Internal ADC mode by pushing "►" key at "8. ADC Calibration". EZ ADJUST 4. Total Assembly line process 4.1. Adjustment Preparation ADC Calibration 0. Tool Option1 ADC Comp 480i 1. Tool Option2 NG ADC Comp 1080p 2. Tool Option3 NG ADC RGB NG 3. Tool Option4 Start 4. Tool Option5 Reset 5. Commercial Tool Option 6. Country Group 7. Area Option 8.ADC Calibration ► 9. White Balance 10. 10 Point WB 11.
* Auto-control interface and directions (1) Adjust in the place where the influx of light like floodlight around is blocked. (illumination is less than 10 lux). (2) Adhere closely the Color analyzer(CA210) to the module less than 10 cm distance, keep it with the surface of the Module and Color analyzer's prove vertically.(80° ~ 100°). (3) Aging time - After aging start, keep the power on (no suspension of power supply) and heat-run over 5 minutes.
4.5.2. Manual Download (1) Use the proper signal cable for EDID Download - Analog EDID : Pin3 exists - Digital EDID : Pin3 exists (2) Never connect HDMI & D-sub Cable at the same time. (3) Use the proper cables below for EDID Writing. (4) Download HDMI1, HDMI2 separately because HDMI1 is different from HDMI2. For Analog For HDMI EDID D-sub to D-sub DVI-D to HDMI or HDMI to HDMI No.
4.6. Outgoing condition Configuration ■ When pressing IN-STOP key by SVC remocon, Red LED are blinked alternatively. And then automatically turn off. (Must not AC power OFF during blinking) 5.2. Comand Set 4.7.1. HI-POT auto-check preparation - Check the POWER cable and SIGNAL cable insertion condition (1) Pallet moves in the station. (POWER CORD / AV CORD is tightly inserted) (2) Connect the AV JACK Tester. (3) Controller (GWS103-4) on. (4) HI-POT test (Auto) - If Test is failed, Buzzer operates.
6. CI+ Key Download method 2. Check the method of CI+ key value (RS232) 1) Into the main ass’y mode (RS232 : aa 00 00) 6.1. Download Procedure (1) Press "Power on" key of a service Remote control. (Baud rate : 115200 bps) (2) Connect RS232-C Signal Cable. (3) Write CI+ Key through RS-232-C. (4) Check whether the key was downloaded or not at ‘In Start’ menu. (Refer to below).
(8) Check displayed image status(color, size) when TV is turning on. 8.3. USB Cloning Function check ● CASE 1. Clock LED Model Please use this image for test. (9) Try this inspection with various resolution images. * Must Restore to LG Logo. (10) Press “MENU” key. (11) Move cursor to OPTION and press “7” key 7 times. (12) Select accurate CPU S/W file and check “LOGO Image” button. (Press yellow color key on Remote Control.) (13) Check LG Logo operation when TV is turning on.
● CASE 2. No Clock LED Model 8.4. Check Commercial features concerning Output.(IR Out/SPK Out/External Clock) Model Info Commercial Feature Name IR Out External Speaker out External Clock LP63xH-ZA O O O LN549E-ZA O O X 8.4.1. External SPK Out and Volume control (1) Connect external speaker to speaker out port with phone jack on TV side as below. (2) Check the Max. speaker output is 1W or not. Sine wave with 1KHz will be displayed. (3) Press Vol.
8.4.3. External Clock < Equipment & Condition > ▪ Simple Jig (External Clock Assy) ▪ Power only mode (1) Connect external Clock Assy to CLOCK INTERFACE. (2) Check the LED CLOCK. Check LED Clock in Power on mode. * After finishing 8.1 ~ 8.4 inspections, press “IN STOP” key. Copyright © LG Electronics. Inc. All rights reserved.
TROUBLESHOOTING GUIDE 1. Check the booting Voltage Make sure the Stand-by Voltage. P401 3, 5pin : +3.5V_ST No Make sure the Power Connector. No Make sure the disconnection of Main board 3.5V circuit. No Exchange the Circuit board. Yes Make sure the Micom voltage. L301 : +3.5V_ST No Exchange the L301. Yes Make sure the CLK of X300 Is 10MHz. No Exchange the X300. Yes Push Micom Reset(SW300) and make sure the PWR_ON P401 1pin : 3.3V No No Re-download of Firmware.
2. Digital TV Video Check the Stand-by Voltage P401 3, 5pin : +3.5V_ST Yes Check the Tuner 3.3V ; L2606 No Exchange the L2606. Yes Check the Tuner 1.8V. IC2603 2pin : 1.8V No Exchange the IC2603. Yes Check the IF_P/N signal TU2601~3 10/11pin No Exchange the Tuner. Yes Check the LVDS output signal of Mstar IC. No Exchange the Mstar(IC101) or Main board. 3. Analog TV Video Check the RF cable and RF signal. Yes Check the Tuner 3.3V ; L2606 No Exchange the L2606. Yes Check the Tuner 1.8V.
4. Component Video Make sure the input signal type and our TV can support the signal. Yes Check Component cable(gender) defect or status of conductor Yes Make sure the JK1603, COMP Y/Pb/ Pr signal No Exchange Component Jack. Yes Make sure the Rear_COMP_DET signal. No Exchange the R9912. Yes Make sure the LVDS output signal of Mstar IC. No Exchange the Mstar(IC101) or Main board. 5. RGB Video (LN549E Only) Make sure the input signal type and Our TV can support the signal.
6. HDMI Video Make sure the input signal type and Our TV can support the signal. Yes Check the HDMI cable defect or status of conductor. Yes Check the EDID, I2C signal R884 ~ R891 No Exchange the IC or download the EDID data. Yes Check the HDMI Jack. JK801, JK802, JK803 No Exchange the HDMI Jack. Yes No Check the HDMI_DET(HPD) signal. Exchange the Resistor. R810, R811, R823 Yes No Check the HDMI signal. Exchange the Mstar(IC101) or Main board. Yes Check the LVDS output signal of Mstar IC.
7. Audio of All input Check the speaker menu. (menu -> sound -> TV speaker) No Menu toggle Yes Check the voltage of AMP IC(IC501). 24V, 3.3V No Exchange the AMP IC or Main board. Yes Check the Mstar Audio_Master_CLK signal. R148 No Exchange the Mstar(IC101) or Main board. Yes Check the AMP I2C Line. R140, R141 No Check the I2C signal or exchange the Mstar(IC101). Yes Check the Mstar I2S output. IC501 9, 10, 11pin No Check the I2C signal or Exchange the Mstar(IC101).
8. TV Audio No Check the RF cable of RF signal Menu toggle Yes No Check the voltage of Tuner 3.3V : L2606 Exchange the L2606. Yes Check the voltage of Tuner 1.8V IC2603 2pin : 1.8V No Exchange the L2606. Yes Check the IF_P/N signal TU2601~3 10/11pin No Exchange the Tuner. Yes Implement the “7. Audio of all input” Of Malfunction guide. 9. AUDIO IN (Component/DVI Audio) (PC Audio:LN549E Only) Check the cable is defective. Yes No Check the signal of JK1102. Exchange AUDIO IN Jack.
Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes - 25 - EXT Speaker Speaker CI CI Digital Analog Sub Amp LAN Ext SPK control AMP Headphone SPIDIF PC/COMP L/R USB SCART COMP (phone jack type) FE_TS_Parallel DVB - T/C DVB - T2/C DVB - T/C/S2 Tuner S7LR2 (LGE2111A-T8) TVLink MAX3232 NEC TX/RX (UPD78F1164) CLOCK HDMI1 HDMI2 Side HDMI NAND Flash 2Gb DDR3 2Gb x 1 DDR3 1Gb x 1 NEC Micom Module MST TX/RX I2C EEPROM 650M 74.
EXPLODED VIEW IMPORTANT SAFETY NOTICE Copyright © LG Electronics. Inc. All rights reserved. Only for training and service purposes Set + Stand Stand Base+Body A10 A2 300 301 500 122 200 200T LGD Module 120 530 510 123 LV1 540 900 521 910 400 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.
R448 2.7K S OPT R461 10K RL_ON 2 C R462 10K B R421 10K B R406 4.7K E R401 10K OPT R407 2.2K OPT R405 2.2K PANEL_CTL Q405 MMBT3904(NXP) C R429 47K B Q406 MMBT3904(NXP) PD_+24V POWER_DET IC408-*1 C474 0.1uF APX803D29 RESET R407-*1 3K PANEL_DISCHARGE_RES E C412 0.1uF 16V PD_+24V PD_+24V 3 2 2 3 VCC 1 GND PWR_DET_ON_DIODES IC409-*1 PWR_DET_ON_SEMI IC409 APX803D29 VCC R405-*1 3K E R435 22K R402 100 RESET PD_+24V R404 100K +24V Q407 MMBT3904(NXP) INV_CTL C B C455 0.
P4R_GLOBAL_TUNER_BLOCK OPT IC2601 74LVC1G08GW ERROR & VALID PIN RF_SW_OPT R2603 0 OPT R2627 0 FE_TS_VAL 1 +3.3V_TU 5 OPT C2640 0.1uF 16V RF_SWITCH_CTL +3.3V_TU RF_SW_OPT C2603 0.1uF 16V TU2602 TDSS-G201D 1 2 3 4 5 6 7 8 9 10 11 B1 B1 A1 TU2603 TDSN-G301D NC_1 RESET RESET 2 SCL 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 26 D7 27 B1 25 D6 26 NC_2 +B4[1.23V] 24 D5 25 B1 23 D4 24 +B2[1.8V] +B3[3.
MODEL OPTION F4 PHM_OFF PHM_ON MODEL_OPT_2 AB2 NON_DVB_T2 DVB_T2 MODEL_OPT_3 T25 NON_3D 3D MODEL_OPT_4 U23 NON_OLED OLED MODEL_OPT_5 T24 NON_DVB_S DVB_S MODEL_OPT_6 B8 NON_120HZ 120HZ MODEL_OPT_7 A8 K1 D1-_HDMI1 L2 D2+_HDMI1 L3 D2-_HDMI1 T5 DDC_SDA_1 T4 DDC_SCL_1 V5 HPD1 RXA0N IP RXA1P IM RXA1N RXA2P RXA2N SIFP SIFM 10uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF C276 C277 C280 C283 C4011 C4019 C4024 +3.
AMP_RESET C516 1000pF 50V 50V 2 DVDD_PLL 3 LF 5 GND_1 6 E PVDD1_2 PVDD1_3 OUT1A_1 PGND1A BST1A /RESET AD 37 38 39 40 41 42 43 44 45 PGND1B R515 12 33 BST1B 32 VDR1 31 VCC_5 30 AGND L506 10.0uH C537 0.1uF 50V R516 4.7K C535 0.47uF 50V SPEAKER_L C538 0.1uF 50V R513 12 R517 4.
FOR FHD REVERSE(10bit) Change in S7LR MIRROR [51Pin LVDS Connector] (For FHD 60/120Hz) LVDS_SEL +3.3V_Normal P703 FI-RE51S-HF-J-R1500 FHD 1 2 RXA0+ RXA0- RXA4- RXA0- RXA0+ RXA3+ RXA1+ RXA1- [30Pin LVDS Connector] (For HD 60Hz_Normal) R705 RXA3- RXA1- RXA1+ P705 3.
RS232C 10 5 9 IR_OUT_RS232C 4 8 3 7 2 6 +3.5V_ST 1 +3.5V_ST C1000 0.33uF C1+ C1001 0.1uF C1002 0.1uF C1- C2- VC1004 0.1uF SPG09-DB-009 R1004 1K JK1000 90V 1 16 2 15 3 14 4 13 5 12 6 11 7 10 VCC +3.5V_ST V+ C2+ C1003 0.1uF D1002 1SS355 C1005 0.1uF IC1000 MAX3232CDR DOUT2 RIN2 8 9 GND DOUT1 RIN1 R1005 4.7K R1006 4.
RGB/SPDIF/PC/HP/USB +5V_Normal D1115 MMBD6100 A2 C A1 R1140 2.2K R1139 2.2K C1129 0.1uF 16V EARPHONE BLOCK RGB_DDC_SCL RGB_DDC_SDA C1127 18pF 50V HEAD_PHONE R1125 C 1K HEAD_PHONE Q1101 MMBT3904(NXP) +3.
+3.3V_Normal S_FLASH_MAIN_MACRONIX IC1300 MX25L8006EM2I-12G CS# /SPI_CS 1 8 2 7 3 6 VCC C1300 0.1uF SO/SIO1 SPI_SDO WP# /FLASH_WP GND 4 HOLD# SCLK SPI_SCK SI/SIO0 5 SPI_SDI S_FLASH_MAIN_WINBOND IC1300-*1 W25Q80BVSSIG CS DO[IO1] %WP[IO2] GND THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
REAR COMPONENT PHONE JACK COMPONENT JK1603 REAR_COMP_Pr+ D1613 ESD_COMP_ZENER_ROHM PEJ029-02 8 G_SPRING 3 E_SPRING 4 R_SPRING 5 T_SPRING 7 B_TERMINAL 6 T_TERMINAL D1613-*1 ESD_COMP_ZENER_KEC R9908 75 COMPONENT D1614 ESD_COMP_ZENER_ROHM D1614-*1 ESD_COMP_ZENER_KEC D1615-*1 ESD_COMP_ZENER_KEC D1616-*1 ESD_COMP_ZENER_KEC REAR_COMP_Pb+ D1615 R9909 75 COMPONENT ESD_COMP_ZENER_ROHM D1616 D1617-*1 ESD_COMP_ZENER_KEC ESD_COMP_ZENER_ROHM D1620-*1 ESD_COMP_ZENER_KEC REAR_COMP_Y+ D1617 ESD_COMP_
EXT_SPK AMP UART/I2C SWITCH +12V/+15V L1710 EXT_SPK EXT_SPK L1711 BLM18PG121SN1D UART_SW1 CONNECTION L A - B0 MSTAR ADJ H A - B1 MSTAR DEBUG C1738 0.1uF 16V EXT_SPK EXT_SPK R1776 100 UART_SW2 CONNECTION L A - B0 INTERACTIVE H A - B1 NEC USB_DOWNLOAD C1739 C1740 C1741 10uF 10uF 0.1uF 16V 25V 25V OPT EXT_SPK EXT_SPK EXT_SPK AMP_RESET IC1700 TPA3124D2PWPR +3.
* Option name of this page : CI_SLOT (because of Hong Kong) CI Region CI SLOT +5V_CI_ON CI TS INPUT CI_DATA[0-7] CI_DATA[0-7] +5V_Normal C1906 10uF 10V R1903 10K EAG41860102 P1901CI_SLOT 10067972-000LF /CI_CD1 R1908 100 37 3 38 4 CI_DATA[4] CI_DATA[5] CI_TS_DATA[5] 39 5 CI_DATA[6] CI_TS_DATA[6] CI_TS_DATA[7] 40 6 41 7 42 8 33 R1905 10K CI_DATA[7] R1919 47 9 44 10 CI_ADDR[11] 45 11 CI_ADDR[9] 46 12 CI_ADDR[8] CI_MDI[0] 47 13 CI_ADDR[13] CI_MDI[1] 48 14 CI_ADDR[14
ETHERNET * H/W option : ETHERNET +2.5V_Normal ETHERNET JK2100-*1 2 3 4 XRJV-01V-0-D12-080 1 2 3 4 ETHERNET_XMULTIPLE ETHERNET_XML_EMI 1 L2101 BLM18PG121SN1D JK2100 RJ45VT-01SN002 1 EPHY_TP ETHERNET ETHERNET 7 8 4 5 EPHY_RP R2103 49.9 5 6 6 7 R2104 49.9 C2102 0.1uF ETHERNET EPHY_RN 7 8 9 0.1uF ETHERNET EPHY_TN ETHERNET 6 R2102 49.9 C2101 3 ETHERNET 5 R2101 49.9 2 8 9 9 9 ETHERNET C2104 0.
13pF 22 R349 P47/INTP2 P46/INTP1/TI05/TO05 P120/INTP0/EXLVI 81 82 83 84 P43/SCK01 P42/TI04/TO04 87 85 86 P44/SI01 TOOL1 TOOL0 P40/TOOL0 RESET P41/TOOL1 88 89 90 91 P124/XT2 P123/XT1 92 P45/SO01 C307 R345 1M FLMD0 P122/X2/EXCLK P121/X1 FLMD0 93 94 95 VSS REGC C306 96 EVSS0 75 P145/TI07/TO07 74 P00/TI00 P66/WR1 8 73 P01/TO00 72 P02/SO10/TXD1 IC301 71 P03/SI10/RXD1/SDA10 69 P131/TI06/TO06 68 P130 67 P20/ANI0 UPD78F1164GF(S)70 NEC_MICOM 15 66 P21/ANI1 P71/
CONTROL IR & LED +3.5V_ST R622 10K 1% R620 10K 1% L601 BLM18PG121SN1D KEY1 IR_8PIN C608 0.1uF 16V L602 BLM18PG121SN1D P600 12507WR-08L IR_10PIN P601 12507WR-10L KEY2 C609 0.1uF 16V 1 1 2 2 3 +3.5V_ST L600 BLM18PG121SN1D 3 4 C602 0.1uF 16V C603 1000pF 50V 4 R629 1.8K LED_R/BUZZ 5 5 6 6 7 NEC_IR 7 C606 100pF 50V +5V_ST 8 ZD600 8 5.48VTO5.76V 9 +3.5V_ST R607 10K 9 R623 47K IR_OUT_RS232C Q603 2SC3052 10 R616 10K C B E 11 R624 47K C B +5V_ST E Q608 2SC3052 +3.
A1 A2 5V_HDMI_1 +5V_Normal HDMI_1 1K R801 HDMI_1 R855 100 HDMI_CEC VA805 ESD_HDMI CEC_REMOTE_S7 10K R808 C SHIELD C 5V_HDMI_1 5V_DET_HDMI_1 5V_HDMI_1 MMBD6100 D821 For CEC 5V_HDMI_1 Q801 MMBT3904(NXP) R884 R888 2.7K 2.7K R811 B DDC_SDA_1 HPD1 10K E DDC_SCL_1 20 100 ESD_HDMI_VARISTOR 16 VA806 ESD_HDMI 15 DDC_SCL_1 NON_HDMI1_ARC 14 R841 0 R812 68K CEC_ON/OFF HDMI_ARC +3.
A11 A-MA0 A6 A7 B2 D9 G7 K2 K8 N1 N9 R1 R9 A8 VDD_1 A9 VDD_2 A10/AP VDD_3 A11 VDD_4 A12/BC VDD_5 A13 VDD_6 VDD_7 NC_5 VDD_8 VDD_9 BA0 BA1 A1 A8 C1 C9 D2 E9 F1 H2 H9 J1 J9 L1 L9 T7 A-MA14 BA2 VDDQ_1 VDDQ_2 CK VDDQ_3 CK VDDQ_4 CKE VDDQ_5 VDDQ_6 CS VDDQ_7 ODT VDDQ_8 RAS VDDQ_9 CAS WE NC_1 NC_2 RESET NC_6 DQSL B3 E1 G8 J2 J8 M1 M9 P1 P9 T1 T9 VSS_1 DQSU VSS_2 DQSU VSS_3 VSS_4 DML VSS_5 DMU VSS_6 VSS_7 DQL0 VSS_8 DQL1 VSS_9 DQL2 VSS_10 DQL3 VSS_11 DQL4 VSS
IC102 NAND01GW3B2CN6E Boot from SPI CS1N(EXT_FLASH) Boot from SPI_CS0N(INT_FLASH) +3.3V_Normal /PF_OE E /PF_CE0 NC_7 NC_8 C101 0.1uF VDD_1 VSS_1 NC_9 NC_10 CL /PF_CE1 AL PF_ALE W /PF_WE WP /PF_WP R106 1K NC_11 NC_12 NC_13 R102 3.
DVB-S2 LNB Part Allegro (Option:LNB) LNB D2702 40V SX34 LNB ZD1 40V 3A LNB C2713 1uF 50V LNB C2705 68uF 35V LNB C2707 68uF 35V +12V_LNB LNB L2700 33UH SP-7850_33 2.4A close to Boost pin(#1) DCDC_GND LNB D2703 MBR230LSFT1G LNB C2711 10uF 25V Input trace widths should be sized to conduct at least 3A BOOST 1 VCP 2 TCAP 3 NC_1 4 TDO 5 EXTM 6 BFO NC_9 22 23 BFI VIN GNDLX LX 25 21 NC_8 20 NC_7 19 BFC 18 NC_6 17 NC_5 16 NC_4 15 NC_3 A_GND R2705 0 +3.