LG 32LN54 Скачать руководство пользователя страница 39 | Manualshive

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Содержание 32LN54

Страница 1: ...B MODEL 32LN54 32LN54 T CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Страница 2: ...s Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 8 TROUBLE SHOOTING 13 BLOCK DIAGRAM 18 EXPLODED VIEW 20 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 3: ...inals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed m...

Страница 4: ...ctrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharg ing wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent e...

Страница 5: ...he solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replace...

Страница 6: ...ith BOM 5 The receiver must be operated for about5 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 4 Model General Specification No Item Specification Remarks 1 Market Asia Oceania Africa Middle East PAL DVB Market 2 Broadcasting system 1 PAL SECAM B G D K 2 PAL I 3 NTSC M 4 DVB T 3 Channe...

Страница 7: ...0 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 2 720 576 31 25 50 54 SDTV 576P 3 1280 720 37 500 50 74 25 HDTV 720P 4 1280 720 44 96 45 59 94 60 74 17 74 25 HDTV 720P 5 1920 1080 33 72 33 75 59 94 60 74 17 74 25 HDTV 1080I 6 1920 1080 28 125 50 00 74 25 HDTV 1080I 7 1920 1080 26 97 27 23 97 24 74 17 74 25 HDTV 1080P 8 1920 1080 33 716 33 75 29 976 30 00 74 25 HDTV 1080P 9 1920 1080 56 250 50 148...

Страница 8: ...heck OK message If Error is displayed check connection between computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read 4 Click Connect tab If Can t is displayed check connection between computer jig and set 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message USB DOWNLOAD epk file download 1 Put the USB Stick to the USB socket 2 Aut...

Страница 9: ...ing ADJ key Enter Internal ADC mode by pushing key at 8 ADC Calibration Caution Using P ONLY key of the Adjustment remote control power on TV ADC Calibration Protocol RS232 Adjust Sequence aa 00 00 Enter Adjust Mode xb 00 40 Component1 Input 480i ad 00 10 Adjust 480i Comp1 xb 00 60 RGB Input 1024 768 ad 00 10 Adjust 1024 768 RGB aa 00 90 End Adjust mode Required equipment Adjustment remote control...

Страница 10: ...g ADJ key Enter White Balance by pushing key at 9 White Balance For manual adjustment it is also possible by the following sequence 1 Set TV in Adj mode using P ONLY key on remote controller and then operate heat run longer than 15 minutes If not executed this step the condition for W B may be different 2 Push Exit key 3 Enter White Balance mode by pushing the ADJ key and select 9 White Balance Wh...

Страница 11: ... All Data HEXA Value 2 Changeable Data Serial No Controlled Data 01 Month Controlled Data 00 Year Controlled Check sum Auto Download After enter Service Mode by pushing ADJ key Enter EDID D L mode Enter START by pushing OK key Caution Use the proper signal cable for EDID Download Analog EDID Pin3 exists Digital EDID Pin3 exists Edid data and Model option download RS232 1 HD HDMI EDID DATA 2 Detail...

Страница 12: ...d LIVE NEUTRAL 2 2 Poles Hi pot Test Accessible Metal and LIVE NEUTRAL 4 LEAKAGE CURRENT At 0 5mArms 6 Local Dimming Function Check Step1 Turn on TV Step2 Press P only key enter to power only mode and escape the P only Mode by pressing Exit key Step3 Press Tilt key entrance to Local Dimming mode Step4 At the Local Dimming mode module Edge Backlight moving Top to bottom Back light of module moving ...

Страница 13: ... IC101 or Main board Check Multi Voltage P401 9 10pin 24V 13 14 15pin 12V Replace Power Board Check DRV ON Control P403 2 pin High Check Power Board Check IC402 3 7 Output Voltage IC402 2 5V IC403 1 15V IC407 1 5V Q403 3 3V Replace IC402 IC403 IC407 Q403 Re download software Check stand by Voltage L404 L408 3 5V Replace L404 L408 Check LVDS Power Voltage Q409 12V Replace Q409 Check Mstar LVDS Outp...

Страница 14: ...er IC3703 2 pin 1 8V Check IF_P N Signal TU3700 10 11 Pin Replace IC3703 Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok ok ok ok No No No No Bad Tuner Replace Tuner Check inputsignal format Is it supported Check AV Cable for damage for damage or open conductor Check JK1702 CVBS Signal Line R1722 ok ok ok No Replace Jack ok Check CVBS_DETSignal Replace R1713 No Check Mstar LVDS Output...

Страница 15: ...3 No Check Mstar LVDS Output Replace Mstar IC101 or Main Board ok No Check inputsignal format Is it supported Check HDMICable conductors for damage or open conductor Check EDID R832 R833 R834 R835 I2C Signal Check JK801 JK803 ok ok ok No No Replace the defective IC or re download EDID data ok Replace Jack Check HDMISignal Check other set If no problem check signal line ok No Check Mstar LVDS Outpu...

Страница 16: ...in Board ok No Replace Main Board No Check CD_Sense Cbus Vbus No Replace R810 R802 R831 R830 IC802 D800 Check the TV Speaker Menu Menu Audio TV Speaker On ok ok Check Output Signal P3401 1 2 3 4 pin Replace Audio AMP IC IC3401 ok No Check Connector P3401 Replace connector if found to be damaged ok No Check speaker resistance and connector damage Replace speaker ok No Off Toggle the Menu Check AMP ...

Страница 17: ...ce L3703 Check Tuner 1 8V Power IC3703 2 pin 1 8V Check IF_P N Signal TU3700 10 11 Pin Replace IC3703 ok ok ok No No No Bad Tuner Replace Tuner Check AV Cable for damage for damage or open conductor Check JK1702 Signal Line R1714 R1715 ok ok No Replace Jack Follow procedure 7 All source audio trouble shooting guide Check AV Cable for damage for damage or open conductor Check JK1702 Signal Line R17...

Страница 18: ...HP_LOUT ROUT CK D0 D1 D2 _HDMI2 DDC_SCL SDA_2 HDMI_SIDE MHL JK803 CK D0 D1 D2 _HDMI4 MHL_CD_SENSE DDC_SCL SDA_4 SIDE_USB1_DM DP System EEPROM 256Kbit IC104 NAND FLASH 1Gbit IC102 DDR3 SDRAM 2Gbit IC1201 Serial Flash 8Mbit IC1300 SPI_SCK SDI SDO CS I2C_SCL SDA PCM_A 0 7 A MDQL 0 7 A MDQU 0 7 B MDQL 0 7 B MDQU 0 7 RXA0 RXA4 RXACK RXB0 RXB4 RXBCK SPK_R SPK_L 8P connector P600 KEY1 2 LED_R BUZZ IR AMP...

Страница 19: ...T ROUT CK D0 D1 D2 _HDMI2 DDC_SCL SDA_2 HDMI_SIDE MHL JK803 CK D0 D1 D2 _HDMI4 MHL_CD_SENSE DDC_SCL SDA_4 SIDE_USB1_DM DP SPDIF Optic JK1001 System EEPROM 256Kbit IC104 NAND FLASH 1Gbit IC102 DDR3 SDRAM 1Gbit X 2EA IC1201 IC1202 Serial Flash 8Mbit IC1300 SPI_SCK SDI SDO CS I2C_SCL SDA PCM_A 0 7 A MDQL 0 7 A MDQU 0 7 B MDQL 0 7 B MDQU 0 7 RXA0 RXA4 RXACK RXB0 RXB4 RXBCK SPK_R SPK_L 8P connector P60...

Страница 20: ...DED VIEW 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 X RADIATION Shock Fire or other Hazards Do not modify the original design without permis...

Страница 21: ...I_TS_DATA 5 PCM_D 2 PCM_A 14 CI_TS_DATA 4 SCART1_Lout PCM_REG HP_ROUT PCM_IOWR CI_TS_DATA 1 PCM_RST PCM_A 12 CI_TS_VAL CI_TS_DATA 3 PCM_WAIT SCART1_Rout CI_TS_DATA 6 PCM_D 4 PCM_A 8 DTV MNT_VOUT PCM_D 7 CI_DET PCM_OE SIDE_HP_MUTE CI_TS_DATA 7 S2_RESET PCM_IORD PCM_A 11 SC1_B COMP1_Pb SC1_G COMP1_Y SC1_R COMP1_Pr SC1 COMP1_L_IN SC1 COMP1_DET SC1 COMP1_R_IN FE_TS_DATA 1 FE_TS_DATA 2 FE_TS_DATA 3 FE_...

Страница 22: ... D S IC408 NCP803SN293 PWR_DET_ON_SEMI 1 GND 3 VCC 2 RESET R450 0 5 PD_ 3 5V R447 1 2K 1 PD_ 12V 560pF C467 50V L402 MLB 201209 0120P N2 R414 10K 12V 5V_Normal POWER_ON OFF_1 C418 0 1uF 50V 1 10V_VDDC POWER_DET RL_ON C420 22uF 16V R413 20K IC408 1 APX803D29 PWR_DET_ON_DIODES 1 GND 3 VCC 2 RESET 3 3V_Normal 12V R480 100 PD_ 24V R454 11K 1 R456 4 7K 1 16W 1 24V 3 5V_ST L407 MLB 201209 0120P N2 3 5V_...

Страница 23: ...uF 16V OPT R601 100 3 5V_ST L600 BLM18PG121SN1D KEY2 R602 10K 1 IR R600 100 C604 100pF 50V 3 5V_ST C603 1000pF 50V R603 10K 1 C602 0 1uF 16V KEY1 3 5V_ST R607 3 3K LED_R BUZZ P600 12507WR 08L 1 2 3 4 5 6 7 8 9 R610 1 8K L601 BLM18PG121SN1D CONTROL_FILTER L602 BLM18PG121SN1D CONTROL_FILTER C608 0 1uF 16V CONTROL_FILTER C609 0 1uF 16V CONTROL_FILTER R611 0 CONTROL_NO_FILTER R612 0 CONTROL_NO_FILTER ...

Страница 24: ...NG IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 12 06 20 USB 7 NC4_S7LRM JK700 3AU04S 305 ZC LG 1 2 3 4 5 D700 RCLAMP0502BA OPT SIDE_USB1_DM SIDE_USB1_DP 5V_USB C700 22uF 10V USB SIDE Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 25: ...R803 1 8K Q803 OPT E B C 5V_HDMI_2 D801 OPT R809 0 DDC_SCL_4 MHL_OCP_DET C801 0 047uF 25V R804 0 JK803 EAG62611204 14 NC 13 CE_REMOTE 5 D1_GND 20 BODY_SHIELD GND 12 CK 11 CK_GND 2 D2_GND 19 HP_DET 18 5V 10 CK 4 D1 1 D2 17 GND 9 D0 8 D0_GND 3 D2 16 DDC_DATA 7 D0 6 D1 15 DDC_CLK R815 10K Q804 E B C Q806 E B C Q805 E B C R813 10K R816 10K MHL_OCP_EN R802 0 R824 2 7K R825 2 7K R810 0 R831 300K VA801 E...

Страница 26: ... THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC SPDIF 12 06 12 10 NC4_S7LRM 3 3V_Normal SPDIF_OUT JK1001 2F01TC1 CLM97 4F SPDIF JACK FOXCONN 3 VIN 2 VCC 1 GND 4 SHIELD C1002 100pF 50V C1001 0 1uF 16V JK1001 1 JST1223 001 SPDIF JACK SOLTEAM 1 GND 2 VCC 3 VINPUT 4 FIX_POLE SPDIF OPTIC JACK 5 15 Mstar Circuit Application SPDIF Copyright 2013 LG Electronics Inc All rights reserved Only fo...

Страница 27: ...A0 RXA2 LVDS NON EU RXA2 RXBCK RXB4 RXA3 RXA1 RXB2 RXB3 RXA3 RXBCK RXACK RXA2 RXA1 RXB1 RXB3 RXA3 RXA2 RXA0 RXA4 Shift RXBCK RXB2 RXA4 51Pin LVDS Connector For FHD 60Hz RXACK RXA3 RXACK RXB3 RXA3 RXA1 RXB0 RXA0 RXACK RXB3 LVDS_SEL RXA4 RXB3 RXA4 RXA2 RXA2 RXA1 RXB2 Pol change RXB4 RXB1 RXA4 RXACK RXB3 RXB0 RXB3 RXBCK RXB4 RXA0 RXA2 RXB0 RXB1 RXA3 RXA2 RXBCK RXB4 RXA0 RXA4 RXA2 RXB3 RXA0 RXB0 RXA4 ...

Страница 28: ...01 0 1uF 16V DEMOD_SDA C3717 0 1uF 16V 3 3V_TU C3711 18pF 50V R3741 1 8K TU_IIC_ATSC_1 8K C3725 0 1uF 16V IF_N_MSTAR 3 3V_Normal C3723 22uF 6 3V C3715 22uF 6 3V R3766 1 C3741 1 10uF 10V CAP_X7R_MP C3741 10uF 10V CAP_10uF_X5R 85C TU3700 1 TDSS H501F TUNER_ATSC 5 B1 3 3V 11 DIF N 2 RESET 10 DIF P 4 SDA 1 NC 9 IF_AGC 8 ALIF_ P 3 SCL 7 B2 1 8 6 ALIF_ N 12 SHIELD A1 A1 B1 B1 TU3702 TDSH G501D TUNER_ISO...

Страница 29: ...6 0 1uF CVBS_TEST C1707 0 1uF CVBS_TEST 4 7uF C1708 CVBS_TEST JK1701 PPJ248 01 COMP_AV1 2 6D GN C SPRING 7D GN E LUG 4D GN CONTACT 5E BL C SPRING 8F RD1 E LUG S 6F RD1 C SPRING 4F RD1 CONTACT 5G WH1 C SPRING 4H RD2 CONTACT 6H RD2 C SPRING 7H RD2 E LUG 7A YL E LUG 6A YL C SPRING 4A YL CONTACT 5B WH2 C SPRING 4C RD3 CONTACT 6C RD3 C SPRING 7C RD3 E LUG D1711 COMP_Y_ZENER_ROHM D1703 COMP_Pr_ZENER_ROH...

Страница 30: ...S7LRM EPHY_RN EPHY_TN EPHY_TP JK2100 XRJV 01V 0 D12 080 ETHERNET_XMULTIPLE 1 2 3 4 5 6 7 8 9 9 2 5V_Normal EPHY_RP C2104 0 01uF 50V ETHERNET L2101 BLM18PG121SN1D ETHERNET R2101 49 9 ETHERNET R2102 49 9 ETHERNET C2101 0 1uF ETHERNET R2104 49 9 ETHERNET C2102 0 1uF ETHERNET R2103 49 9 ETHERNET JK2100 1 RJ45VT 01SN002 ETHERNET_XML_EMI 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 ETHERNET H W option ETHERNET C...

Страница 31: ...SPK_R Q3401 MMBT3904 NXP E B C AUD_LRCH C3414 330pF 50V R3409 43 AUD_SCK AMP_RESET SPK_R R3411 43 C3407 0 1uF 16V POWER_DET 24V C3421 0 22uF 50V C3401 1000pF 50V C3409 0 1uF 16V AMP_SDA C3418 0 22uF 50V R3405 0 OPT SPK_R C3404 2 2uF 10V C3403 0 1uF 16V AUD_LRCK R3406 0 R3407 0 IC3401 STA380BWF 1 VCC_REG 2 VSS_REG 3 OUT2B 4 GND2 5 VCC2 6 OUT2A 7 OUT1B 8 VCC1 9 GND1 10 OUT1A 11 VDD_REG 12 GND_REG 13...

Страница 32: ...HAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2012 06 20 MSTAR DEBUG_4PIN 39 NC4_S7LRM RGB_DDC_SCL RGB_DDC_SDA P3900 12505WS 04A00 MSTAR_DEBUG_4P 1 2 3 4 5 JP_GND2 JP_GND3 JP_GND4 JP_GND1 MSTART DEBUG_4PIN Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 33: ... THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC RS232C_4P_OS 2012 06 20 40 NC4_S7LRM PM_RXD 3 5V_ST R4001 100 R4000 100 P4000 12507WS 04L RS232C_DEBUG_4P 1 VCC 2 PM_RXD 3 GND 4 RM_TXD 5 GND PM_TXD RS 232C Copyright 2013 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Страница 34: ...130 AA18 PCMDATA 2 GPIO131 AB22 PCMDATA 3 GPIO123 AE20 PCMDATA 4 GPIO122 AA15 PCMDATA 5 GPIO121 AE21 PCMDATA 6 GPIO120 AB21 PCMDATA 7 GPIO119 Y15 PCMADR 0 GPIO128 W20 PCMADR 1 GPIO127 V20 PCMADR 2 GPIO125 W22 PCMADR 3 GPIO124 AB18 PCMADR 4 GPIO102 AA20 PCMADR 5 GPIO104 AA21 PCMADR 6 GPIO105 Y19 PCMADR 7 GPIO106 AB17 PCMADR 8 GPIO111 Y16 PCMADR 9 GPIO113 AB19 PCMADR 10 GPIO117 AB20 PCMADR 11 GPIO11...

Страница 35: ... XIN AD1 XOUT AC1 SPDIF_IN GPIO150 D7 SPDIF_OUT GPIO151 D6 USB0_DM E3 USB0_DP E2 USB1_DM AC12 USB1_DP AE12 I2S_IN_BCK GPIO148 C8 I2S_IN_SD GPIO149 D8 I2S_IN_WS GPIO147 D9 I2S_OUT_BCK GPIO154 B10 I2S_OUT_MCK GPIO152 C9 I2S_OUT_SD GPIO155 B9 I2S_OUT_WS GPIO153 C10 AUL0 AB9 AUR0 AA11 AUL1 Y9 AUR1 AA9 AUL2 AA7 AUR2 AB8 AUL3 Y8 AUR3 Y10 AUL4 AC7 AUR4 AD7 GPIO_PM 13 GPIO19 W6 AUOUTL2 V6 AVDD5V_MHL V4 GP...

Страница 36: ... 7 DOUT2 8 RIN2 9 ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC D5302 20V ADUC 20S 02 010L OPT R5308 1K HEAD_PHONE R5307 1K HEAD_PHONE HP_DET C5302 0 1uF RS232_PHONE C5310 1000pF 50V OPT PM_RXD HP_ROUT C5304 0 1uF RS232_PHONE 3 3V_Normal R5305 1K HEAD_PHONE JK5301 KJA PH 1 0177 RS232_PHONE 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 C5306 0 1uF RS232_PHONE C5307 10uF 16V HEAD_PHONE C5305 0...

Страница 37: ... A9 R3 A10 AP L7 A11 R7 A12 BC N7 NC_7 T3 NC_5 M7 BA0 M2 BA1 N8 BA2 M3 CK J7 CK K7 CKE K9 CS L2 ODT K1 RAS J3 CAS K3 WE L3 RESET T2 DQSL F3 DQSL G3 DQSU C7 DQSU B7 DML E7 DMU D3 DQL0 E3 DQL1 F7 DQL2 F2 DQL3 F8 DQL4 H3 DQL5 H8 DQL6 G2 DQL7 H7 DQU0 D7 DQU1 C3 DQU2 C8 DQU3 C2 DQU4 A7 DQU5 A2 DQU6 B8 DQU7 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8...

Страница 38: ... 7 HOLD IO3 8 VCC R5504 33 SPI_SCK R5503 4 7K OPT SPI_SDO SPI_SDI R5501 10K OPT 3 5V_ST SPI_CS R5502 0 3 5V_ST IC5501 3 MX25L8006EM2I 12G SFLASH_OS_MACRONIX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC IC5501 1 MX25L6406EM2I 12G SFLASH_NON_OS_MX 3 WP 2 SO SIO1 4 GND 1 CS 5 SI SIO0 6 SCLK 7 HOLD 8 VCC IC5501 W25Q64FVSSIG SFLASH_NON_OS_WINBOND 3 WP IO2 2 DO IO1 4 GND 1 CS 5 DI IO0 6 CLK 7...

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