LG Electronics 55LA965V/W/9-ZA manuals
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LG Electronics 55LA965V/W/9-ZA Service Manual
125 pages 12.15 Mb
2 CONTENTS3 SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICEGeneral GuidanceBefore returning the receiver to the customer, Leakage Current Cold Check(Antenna Cold Check) Leakage Current Hot Check (See below Figure) Leakage Current Hot Check circuit 4 SERVICING PRECAUTIONS6 SPECIFICATION13 ADJUSTMENT INSTRUCTION1. Application Range 2. Designation 3. Automatic Adjustment3.1. ADC Adjustment3.1.1. Overview 3.1.2. Equipment & Condition 3.1.3. Adjustment 3.2. MAC address D/L, CI+ key D/L, Widevine key D/L, ESN key D/L, HDCP key D/L, DTCP key D/L 14 3.3. LAN Inspection3.4. LAN PORT INSPECTION(PING TEST) SET PC 15 3.5. Model name & Serial number Download3.5.1. Model name & Serial number D/L 3.5.2. Method & notice 3.6. CI+ Key checking method3.6.1. Check the method of CI+ Key value 3.6.2. Check the method of CI+ key value(RS232) 3.7. WIFI MAC ADDRESS CHECK 16 4. Manual Adjustment4.1. EDID(The Extended Display Identific ation Data)/DDC(Display Data Channel) download4.1.1. Overview 4.1.2. Equipment 4.1.3. Download method 4.1.4. EDID DATA 17 4.2. White Balance Adjustment4.2.1. Overview 4.2.2. Adj. condition and cautionary items 4.2.3. Equipment 4.2.4. Equipment connection MAP 4.2.5. Adj. Command (Protocol) 18 4.2.6. Adj. method4.2.7. Reference (White balance Adj. coordinate and color temperature) 4.2.8. EDGE LED White balance table 19 4.3. Local Dimming Function Check4.4. Magic Motion Remote control test 4.5. 3D function test 20 4.6. Wi-Fi Test4.7. LNB voltage and 22KHz tone check 4.8. Inspection of light scattering 4.9. Option selection per country4.9.1. Overview 4.9.2. Method 4.10. MHL Test 4.11. HDMI ARC Function Inspection 4.12. Ship-out mode check(In-stop) 4.13. Tool Option selection 4.14. GND and Internal Pressure check4.14.1. Method 4.14.2. Checkpoint 21 5. Audio22 6. USB S/W Download(Service only)* After downloading, have to adjust Tool Option again. 23 EXPLODED VIEWFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Jtag I/F For Main Model Option 24 IC100 LG1154D_H13DNVRAM System Configuration Clock for LG1154D BSD-NC4_H001-HD 2012-11-14 H13 D CHIP FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS +2.5V_Bypass Cap +1.5V_Bypass Cap +1.0V_Bypass Cap +2.5V_Bypass Cap MAIN POWER H13A_NON_BRAZIL 25 LG1154A(2) AFE 3CH Power +2.5V +3.3V_Bypass Cap LG1154A LG1154DBSD-NC4_H002-HD 2012-10-18GND JIG POINT SMD TOP for EMI FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS BSD-NC4_H004-HD 2012-11-13 26 LG1154DLG1154ADIMMING NCPlaced as close as possible to IC4300 AFE 3CH REF SettingMAIN AUDIO/VIDEO Near Place Scart AMP H13A_NON_BRAZIL LG1154D_H13D OP MODE Setting & Select XTAL Input Place JACK Side Clock for H13A Place SOC Side AUDIO INTo ADC Tuner IF Filter Place at JACK SIDE 27 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS BSD-NC4_H005-HD 2012-09-14(x16) K4B4G1646B-HCK0 DDR_SAMSUNG IC503 DDR_SAMSUNG IC100 LG1154D_H13D 4Gbit DDR3 H5TQ4G83AFR-PBC IC502 IC504 IC505 IC500 MAIN DDRH5TQ1G63DFR-PBC(x16) 4Gbit : T7(A14) Real USE : 1Gbit (x16) 4Gbit DDR3 * DDR_VTT 28 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS BSD-NC4_H007-HD 2012-10-20 PCMCIA FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS POWERIC2302 AP7173-SPG-13 HF(DIODES) Switching freq: 700K Vout=0.765*(1+R1/R2) BSD-NC4_H023-HD 2012-12-07Vout(1.24V)=0.6*(1+16k/15k) Vout=1.222*(1+R1/R2) 3A POWER UP SEQUENCE 5V/3.3V->2.5V->1.5V/1.1V->1.0V LG1154D : 3.3V->2.5V->1.5V->1.1V LG1154AN : 3.3V->2.5V->1.0V Vout=0.6*(1+R1/R2) Vout=0.765*(1+R1/R2) 29 5ALG1154 +5.0V normal & USB +1.23V_COREIC2304 RT8289GSP IC2301 24V-->3.48V 20V-->3.51V +2.5V +1.0V_VDD DDR MAIN 1.5VeMMC POWERVout=0.827*(1+R1/R2)=1.521V PANEL_POWER Power_DET +3.3V_NORMALFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC3000 For Debug MICOM MODEL OPTIONGP4 High/MID Power SEQUENCE 30 Renesas MICOMFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS GP45 10 15 1 6 11 16 2 7 12 3 8 13 4 9 14 55/65_Motor12V OPEN_DET 12V CLOSE_DET CTRL_C 17 55/65_Motor Motor 31 31 DOOR MOTOR Sheet option : 55/65_MotorTHERMAL [EP]GND 87 AVDD12_3 86 R0X2P 85 R0X2N 84 R0X1P 83 R0X1N 82 R0X0P 81 R0X0N 80 R0XCP 79 R0XCN 78 TPVDD12 77 TCVDD12 76 TXCN 75 TXCP 74 TX0N 73 TX0P 72 TX1N 71 TX1P 70 TX2N 69 TX2P 68 ARC 67 VDD12_3 32 FHD55 GPIO2 HDMI2 GP454 CD_SENSE1 53 CD_SENSE0 52 WKUP 51 LPSBV 50 PWRMUX_OUT 49 SBVCC5 48 R5PWR5V[VGA] 47 DSCL5[VGA] 46 DSDA5[VGA] 45 R4PWR5V FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC3201 SII9587CNUC58 GPIO0 57 CD-SENSE4 56 CD_SENSE3 R1XCN 66 RSVDL 65 SPDIF_IN 64 INT 63 CSCL 62 CSDA 61 RESET_N 60 TPWR 59 GPIO1 R1XCP R1X0N R1X0P 5 R1X1N 6 R1X1P 7 R1X2N 8 R1X2P 9 AVDD12_1 10 VDD12_1 11 R3XCN 12 R3XCP 13 R3X0N 14 R3X0P 15 R3X1N 16 R3X1P 17 R3X2N 18 R3X2P 19 AVDD12_2 20 VDD33_1 21 R4XCN 22 R4XCP 23 R4X0N 24 R4X0P 25 R4X1N 26 R4X1P 27 R4X2N 28 R4X2P 29 VDD12_2 30 DSDA0 31 DSCL0 32 CBUS_HPD0 33 R0PWR5V 34 DSDA1 35 DSCL1 36 CBUS_HPD1 37 R1PWR5V 38 DSDA3 39 DSCL3 40 CBUS_HPD3 41 R3PWR5V 42 DSDA4 43 DSCL4 44 CBUS_HPD4 88 VDD33_2 89 HDMI1 With ARCD3211 D3212 D3213 D3208 D3209 HDMI 32 Device Address : 0XB0 HDMI3 With MHL33 COMPONENT 1 PHONE JACKFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS JACK HIGH/MID 2012.10.09 SPDIF OUT CVBS 1 PHONE JACK FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS AR4000 100 1/16WFor EMI BSD-NC4_H040-HD IR / KEY 2012.10.10 P4000 SMAW200-H12S2 WOL . RTS TX RX GND USB_DM CTS 3.3V GND +3.5V_WOL RESET USB_DP 34 MAX 0.4A35 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC4200 GL852G-31 CAMERA POWER ENABLE CONTROL USB3_HUB 2012.10.08 USB_Camera From HUB BSD-NC4_H042-HD FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC4500 BD82020FVJ IC4306 TPS2066CDGNR 36 OCP USB1OCP USB2/3 USB2 (2.0) MAX 1.0A USB3 (2.0) MAX 1.0A USB1 (3.0) MAX 1.2ABSD-NC4_H044-HD 2012-11-09 USB JACKFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 2012.10.31 SCART GENDER 37 Full Scart(18 Pin Gender)BSD-NC4_H048-HD50 LAN_VERTICAL 2011.12.09 38 Ethernet BlockFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC5200 RTL8201F-VB-CG WOL POWER ENABLE CONTROL ETHERNET 39 Ethernet BlockBSD-NC4_H052-HD 2012-09-12 40 SPEAKER_LIC5600 GP4_MT5369 2011.11.21 AUDIO[ST] This parts are Located SPEAKER_R 41 WOOFER_RGP4_MT5369 2011.11.21 AUDIO[ST] This parts are Located WOOFER_LIC5800 Height_SPK AUDIO[HEIGHT CH.] H13_UD Height Speaker L to 24P wafer Height Speaker R to 24P wafer 42 Height_SPK option43 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS [SCART AUDIO MUTE]SCART AUDIO AMP 2011.11.21 60 EUAUD_OUT >> EU/CHINA_HOTEL_OPT 2011.09.29 HEADPHONE AMP 61 44 EARPHONE AMP45 62CI SLOT 2011.10.31 CI POWER ENABLE CONTROLIC6300 TDA8024TT +5V_NORMAL CI SLOT 2011.04.17 62 46 B-CAS (SMART CARD) INTERFACE47 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IF_P 13 20 32 2. No via on both of them 17 34 should be guarded by ground 3. Signal Width >= 12mils 2A Vout=0.6*(1+R1/R2)35 Close to the tuner 31 21 CHB : Max mA 24 36 18 33 22 30 26 27 25 12 TUNER 2012.07.10 65TU_W TU_N_BR +1.8V_TU +3.3V_TU +1.8V_TU IF_AGC IF_N IC6501 AP2132MP-2.5TRG1 I2C_SCL4 I2C_SDA4 T2 : Max 1.0A +1.23V_D_Demod 6 11 14 close to Tuner 7 2 3 Signal to Signal Width = 12mils Ground Width >= 24mils 23 close to TUNER 16 else : Max mA 8 1. should be guarded by ground close to TUNER9 4 close to Tuner 1 5 10 else : Max 0.7A output : 1.1V_D_Demod for DVB-T2(V1.3.1) Sony Demod 48 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS TU6705 TDSN-G351D TU_SYMBOL 2012.09.14TU6702 TDSQ-H651F(B) TU6703 TDSQ-G651D(B) TU6704 TDSW-J551F(B) TU6701 TDSM-C651D(B) BSD-NC4_H067-HD 12/08/16 RS232C 68 49 RS-232C Control INTERFACEFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC6900 A8303SESTR-T LNB 2012.03.08 69 50 DVB-S2 LNB Part AllegroMax 1.3A (Option:LNB) 2AFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS [41Pin LVDS OUTPUT Connector] LVDS INTERFACE[51Pin LVDS OUTPUT Connector] 51 LVDSBSD-NC4_H072-HD 2012-10-15 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC8100-*3 KLM2G1HE3F-B001 (Just Interal LDO Capacitor) SAMSUNG_EMMC_16G HYNIX_EMMC_4GB TOSHIBA_EMMC_4GB TOSHIBA_EMMC_8GB SAMSUNG_EMMC_4GB TOSHIBA_EMMC_16GB Dont Connect Power At VDDI HYNIX_EMMC_2GBIC8100-*4 THGBM5G7A2JBAIR IC8100-*1 THGBM5G5A1JBAIR IC8100 H26M31002GPR IC8100-*2 H26M21001ECR 11.09.29 81 52 eMMC I/F 54 IC_D13H5TQ2G63DFR-PBC IC12100 IC12101 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Vout=0.765*(1+R1/R2)=1.516VSwitching freq: 700K IC12200 TPS54327DDAR IC_D13 55 +1.1V_D13_VDDR1 R2 Vout=0.765*(1+R1/R2)= 1.113V +1.5V_D13_DDRR1 R2 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 56 [51P HS-LVDS input wafer]EAX65309301 2013.03.18 U_LVDS INPUT 2 22 [41P HS-LVDS input wafer]H13_41pin LVDS FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS [A] [F] EAX65309301 2013.03.18 P_LVDS INPUT 3 22 57 MasterSlaveFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PA168-ES 4 22 P_Vx1 OUTPUT 58 [51P Vx1 output wafer] [41P Vx1 output wafer][F] 59 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IC100 PA168-ES P_DDR_A 5 22 H5TQ1G63EFR-PBC IC300 IC400 [B] 60 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS PA168-ES 6 22P_DDR_B H5TQ1G63EFR-PBC IC500 IC600 [B] 61 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SCL_S_A SDA_S_A SCL_M1_A SDA_M1_A P_GPIO_AB 8 22FLASH_WP_P1 R652 1K R650 R651 FRC_DONE GPIOD3_A GPIOD3_B GPIOD3_B R643 R568 GPIOC0_A GPIOC1_A GPIOC2_A TCON_I2C_EN GPIOE5_B PA_TRST_B GPIOE3_B GPIOD7_B U_TX0_B GPIOE2_B TESTEN_B SPICLK_A SLVRST0_A U_RX0_A U_TX0_A GPIOD7_A GPIOE1_A RSTn_A TESTEN_A R569 2.2M GPIOE0_A GPIOE2_A GPIOE3_A PA_TDI_A PA_TMS_A PA_TCK_A PA_TRST_A PA_TDO_A SPICS0_A SPIRXD_A SPITXD_A SPI2TXD_A PA_TDO_B GPIOE0_B R642 2.2M U_RX0_B GPIOE1_B PA_TMS_B PA_TCK_B PA_TDI_B SLVRST0_B RSTn_B SPI2TXD_B GPIOB6_A GPIOB7_A GPIOE5_A GPIOE6_A GPIOB6_B GPIOB7_B GPIOE6_B GPIOB2_A GPIOB3_A GPIOB2_B GPIOB3_B PWM_BPL 3D_EN GPIOC0_B GPIOC1_B GPIOC2_B GPIOC3_B GPIOC0_B GPIOC1_B GPIOC2_B GPIOC3_BGPIOC3_A GPIOC0_A GPIOC1_A GPIOC2_A GPIOC3_A GPIOD0_A GPIOD3_A SPI2TXD_B SPI2TXD_A GPIOD0_B GPIOD0_A GPIOD0_B SDA_S_B SCL_M1_B SDA_M1_B SCL_S_B SDA_M2_A SCL_M2_A GPIOB0_A GPIOB1_A FRC_DONE_Slave FRC_DONE_Slave URSA7_stable URSA7_stable IC100 PA168-ES PA168-ES FLASH_WP_P2 C511 C510 C525 C524 [C] [C] CLOSE TO PA168_A CLOSE TO PA168_B PA168 HW OPT FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS IIC Master 1 A IIC Master 1 B IIC Master 2 A (Main connection use) (Master/Slave connection use) 2013.03.14 P_SPI,IIC 9 227HOLD[IO3] 6CLK 5DI[IO0] GND %WP[IO2] 7HOLD[IO3] 6CLK 5DI[IO0] GND %WP[IO2] SDA_M1_A SCL_M1_B GPIOB1_A SDA_M2_A SCL_M2_A GPIOB0_A FLASH_WP FLASH_WP SPICLK_A SPIRXD_A SPITXD_A SDA_M1_B SCL_S_A SDA_S_B SCL_S_B SDA_S_A SCL_M1_A IC700 W25Q16BVSSIG(TRAY) IC800 W25Q16BVSSIG(TRAY)DO[IO1] CS 8VCC FLASH_WP_P1 FLASH_WP_P2 IIC Slave A IIC Slave B (Debug use) 62 2MByte 2MByteFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 63 SW701 JTP-1127WEM 1 2 43SW703 JTP-1127WEM 1 2 43 Master A Master B FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS P_BOOTSTRAP 11 22 64 Name FunctionBootstrap0 0:From SPI Flash 1:From internal ROM Bootstrap1 GPIO STATUS Connection GPIO STATUS Connection Master: 0110 Slave: 1100 Pin Header Insert 65 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS P_UART,JTAG 12 22 UART FOR DEBUG PA138A UART FOR DEBUG PA138B EAX65309301 66 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Close to DPLLVDD1V PinClose to OSCVDD1V Pin 13 22AVDD_DDR_PA1 C1019 C1028 C1025 C1021 C1005 C1006 C1015 C1013 C1008 C1017 C1001 C1003 C1026 C1010 C1033 C1012 C1088 C1045 C1039 C1030 C1034 C1040 C1046 [D] Close to PORVDD1V Close to VTVDD1V Pin 67 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Close to DIFTXVDD25 pin 14 22PA168_POWER_A2 C1171 C1172 C1166 C1118 C1169 C1144 C1133 C1113 C1149 C1162 C1157 C1126 C1139 C1123 C1164 C1177 C1148 C1174 C1176 C1128MPLLVDD25_A MEPLLVDD25_A DPLLVDD25_A MPLLVDD25_A LV2PLLVDD25_A C1130 [E] Close to LVTAVDD25 (pin V5) 68 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Close to DPLLVDD1V Pin Close to OSCVDD1V Pin 15 22PA168_POWER_B1AVDD_DDR_PA2 DPLL_OSC_VDD1V_B C1221 C1250 C1200 C1203 C1206 C1207 C1202 C1213 C1205 C1212 C1210 C1217 C1208 C1249 C1214 C1211 C1247 C1204 C1201 C1216 C1218 C1222 C1225 [D] Close to PORVDD1V Close to VTVDD1V Pin 69 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Close to DIFTXVDD25 pin 16 22MPLLVDD25_B MEPLLVDD25_B LV1PLLVDD25_B 16V C1324 C1338 C1329 C1337 C1349 C1316 C1353 C1347 C1344 C1345 C1330 C1320 C1351 C1313 C1341 C1352 C1326 C1354 C1350 C1334 C1333VPLLVDD25_B DPLLVDD25_B LV2PLLVDD25_B PA168-ES [E] Close to LVTAVDD25 (pin V5)FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS H5TQ1G63EFR-PBC OPT U_MMDQSBN1 U_MMDB4 U_MMDB7 U_MMODTB U_MMDB10 H5TQ1G63EFR-PBC U_MMDB9 U_MMDB8 U_MMDB13 U_MMDQSBP1 U_MMDB2 U_MMBKB0 U_MMDB3 U_MMWEB U_MMAB15 U_MMCKEB U_MMDB14 U_MMDMB1 U_MMDB6 U_MMDB15 U_MMCKBN0 U_MMBKA2 U_MMAA15 U_MMDA6 U_MMDA11 U_MMDA1 U_MMODTA U_MMRESETA U_MMDQSAP1 U_MMDA3 U_MMDA10 U_MMDA15 U_MMCASA U_MMDA5 U_MMDA13 U_MMDA14 U_MMCKAP0 U_MMAA10 U_MMDA4 U_MMDA12 U_MMDA0 U_MMDA2 U_MMDA9 U_MMCSA0 U_MMAA11 U_MMRASA U_MMWEA U_MMDA7 U_MMDMA1 U_MMDA8 U_MMCKAP0 U_MMCKAN0 U_MMAA14 U_MMCKBP0 U_MMCKBN0 U_MMAA13 U_MMAA7 U_MMDMA0 U_MMAA1 U_MMAA12 U_MMDQSAP0 IC2600U_MMAA8 U_MMDQSAN0 U_MMBKA0 U_MMAA0 U_MMBKA1 U_MMAA3 U_MMAA2 U_MMAA4 U_MMCKAN0 U_MMAA6 U_MMAA9 U_MMCKEA U_MMDQSAN1 U_MMAA5 U_MMDB11 U_MMDQSBN0 U_MMAB1 U_MMAB10 U_MMCSB0 U_MMAB0 U_MMCASB U_MMAB5 U_MMAB9 U_MMCKBP0 U_MMAB4 U_MMAB12 U_MMAB7 U_MMAB2 U_MMDQSBP0 U_MMAB6 U_MMDB12 IC2800U_MMAB3 U_MMAB8 U_MMDB0 U_MMAB11 U_MMDB1 U_MMDB5 U_MMAB14 U_MMBKB2 U_MMBKB1 U_MMDMB0 U_MMRASB U_MMRESETB U_MMAB13 C1708 C1710 C1716 C1712 C1715 1uF C1711 C1713 C1717 C1718 C1722 1uF C1714 C1724 OPT C1719 C1721 C1723 C1720 LGE7410 17 22 URSA7_DDR_A 70 DDR PHY VREFClose to DDR POWER PIN FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS SPI_CZ AJ31 GPIO[8]/HDMIRX_CEC FLASH_WP UART2_TX SPI_DO SPI_DI SPI_CK IC1901 MX25L3206EM2I-12G LGE7410 Clock for URSA7 IC2500 LGE7410 AH28 GPIO[9]/HDMIRX_HPD AH29 GPIO[6]/DDCDA_CK AJ27 GPIO[7]/DDCDA_DA AJ28 HDMI_RXCP AH32 HDMI_RXCN AH31 HDMI_RX0P AG32 HDMI_RX0N AG30 HDMI_RX1P AF30 HDMI_RX1N AG31 HDMI_RX2P AE30 HDMI_RX2N AF31 GPIO[4]/HDMITX_CEC AH26 GPIO[5]/HDMITX_HPD AH27 HDMITX_SCL AJ25 HDMITX_SDA AJ26 HDMITX_CLKP AL31 HDMITX_CLKN AM31 HDMI_TX0P AK31 HDMI_TX0N AL32 HDMI_TX1P AJ30 HDMI_TX1N AK32 HDMI_TX2P AH30 HDMI_TX2N FLASH_WP_U SPI Flash 71 I2C EEPROMChip ConfigU_UART,GPIO 20 22 URSA Reset Debugging for URSAI2C_M Port 4MByte FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS Vout=0.8*(1+R1/R2)=1.51V Vout=0.6*(1+R1/R2)=2.55V 2A 73 WaferVout=0.8*(1+R1/R2)=1.209V 22 22DC-DC POWER T-con powerIC3001 AP2132MP-2.5TRG1 1.05V for PA168_B 1.05V for PA168_A 1.5V for URSA7_DDR 3.3V for URSA7+PA168 2.5V for PA168MAX 1.59A MAX 1.58A MAX 1.17A PANEL_POWERMAX 3.9A 1.15V for URSA73A Vout=0.765*(1+R1/R2)=3.33V 4A [DEV] 76 Main PCB77 FRC PCB(ULTRA HD)79 H13 Block diagram 84 Interconnection - 185 Interconnection sub PCB( XXLA965V Series )86 Contents of LCD TV Standard Repair ProcessFirst of all, Check whether there is SVC Bulletin in GCSC System for these model.date Revised date 1/16 No video/ Normal audio A18A1 A18 A4 & A2 87 First of all, Check whether all of cables between board is inserted properly or not.(Main B/D Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable,,,) 1 89 A33 90 A6A7 A8 4 91 Vertical/Horizontal bar, residual image, light spotVertical / Horizontal bar, residual image, light spot, external device color error For other panel For LGD panel A8 External device screen error-Color errorConnect other external deviceand cable date Revised date 5/16 A6 A7 5 B. Power errorNo power Close A17 6. Stand-By: Red or Turn Off . Operating: Turn Off 92 102 Contents of LCD TV Standard Repair Process Detail Technical ManualContinue to the next page 103 Contents of LCD TV Standard Repair Process Detail Technical Manual
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