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LG 32LE5500 Service Manual
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LG 32LE5500 Service Manual

LG 32LE5500 Service Manual

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LED LCD TV

SERVICE MANUAL

CHASSIS : LJ03D
MODEL : 32LE5500
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63261812 (1004-REV00)
Downloaded from
www.Manualslib.com
P
OK
MENU
INPUT
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North/Latin America
Europe/Africa
Asia/Oceania
32LE5500-SA
/I
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

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Summary of Contents for LG 32LE5500

  • Page 1: Service Manual

    North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LED LCD TV SERVICE MANUAL CHASSIS : LJ03D MODEL : 32LE5500 32LE5500-SA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. MENU INPUT P/NO : MFL63261812 (1004-REV00) Printed in Korea Downloaded from www.Manualslib.com...

  • Page 2: Table Of Contents

    PRODUCT SAFETY ................. 3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION .............. 12 EXPLODED VIEW .................. 20 SVC. SHEET ....................Copyright LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...

  • Page 3: Product Safety

    An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...

  • Page 4: Servicing Precautions

    Copyright LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 5 CAUTION: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures. Copyright LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...

  • Page 6: Specification

    1) Performance: LGE TV test method followed 2) Demanded other specification - Safety: CE, IEC specification - EMC:CE, IEC Copyright LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 7 Humidity : ~ 80 % Storage Environment Temp : -20 ~ 60 deg Humidity : -85 % Copyright LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 8 Color Distortion, DG 10.0 Color Distortion, DP 10.0 Color S/N, AM/FM 43.0 Color Killer Sensitivity Copyright LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com manuals search engine...
  • Page 9 Color Distortion, DG 10.0 Color Distortion, DP 10.0 Color S/N, AM/FM 43.0 Color Killer Sensitivity Copyright LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com manuals search engine...
  • Page 10 Max Vertical Freq - 62 Hz Min Horiz. Freq - 30 kHz Max Horiz. Freq - 80 kHz Pixel Clock - 170 MHz Copyright LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 11 Max Vertical Freq - 62 Hz Min Horiz. Freq - 30 kHz Max Horiz. Freq - 80 kHz Pixel Clock - 170 MHz Copyright LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...

  • Page 12: Adjustment Instruction

    3.2. Set Assembly Adjustment Color Temperature (White Balance) Adjustment Using RS-232C PING Test Selection Factory output option Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 13 • xb 00 60: Change to RGB-PC mode(No action) • ad 00 10: Adjust 1080p RGB • xb 00 90: Endo of Adjustmennt Copyright LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 14 • RGB 1080p adjustment in RGB input mode • If you success RGB 1080p Adjust. You can see “ADC RGB-DTV Success” Copyright LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 15 - It will operate in the DOS mode. - HDMI-4 EDID table (0x04, 0x2A) Pic.3) For write EDID data, setting Jig and another instruments. • EDID data for LJ03B/D/E/R Chassis (Model name = LG TV) - HDMI-1 EDID table (0x04, 0x5A) - Analog (RGB) EDID table (0x1D)
  • Page 16 * If it needs, offset adjustment (wb 00 20-start, wb 00 2f- end) • “wb 00 ff”: End of white balance adjustment (inner pattern disappear) Copyright LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 17 - COOL : T=11000K, ∆uv=0.000, x=0.276 y=0.283 - MEDIUM : T=9300K, ∆uv=0.000, x=0.285 y=0.293 - WARM : T=6500K, ∆uv=0.000, x=0.313 y=0.329 Copyright LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 18 “Vol. +/-“button. * Caution : Don’t push The INSTOP KEY after completing the function inspection. Copyright LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 19 9.5 After download is finished, remove the USB stick. 9.6 Press “IN-START” key of ADJ remote control, check the S/W version. Copyright LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...

  • Page 20: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only Only for training and service purposes Downloaded from www.Manualslib.com...
  • Page 21 +3.3V_NORMAL 00 : No ECC HIGH PWIZ Pannel T-con 01 : 1 ECC Bit NC_11 I/O0 NAND_DATA[0] with LG FRC 10 : 4 ECC Bit 11 : 8 ECC Bit NC_12 NC_19 NAND_IO[4] : CPU Endian (0) NC_13 NC_18 0 : Little Endian...
  • Page 22 When usding FUNDMENTAl then series R = 0 ohm and CL = 8 pF IC100 54MHz X-TAL LGE3556C (C0 VERSION) When usding Dip-type X-tal then series R = 22 ohm and CL = 12 pF FE_TS_DATA_CLK PKT0_CLK LVDS_TX_0_DATA0_P LVDS_TX_1_DATA4_N013:E7;035:AK20 FE_TS_SERIAL PKT0_DATA LVDS_TX_0_DATA0_N LVDS_TX_1_DATA4_P013:E7;035:AK19...
  • Page 23 D1.2V D3.3V Place here for common circuit with ATSC D1.2V +1.8V_AMP +1.8V_HDMI +3.3V_NORMAL A3.3V C245 C255 C377 C375 C263 C373 C267 C289 C291 L111 C383 C246 C378 C376 C259 C374 C366 C266 C288 C290 4.7uF 1000pF 0.01uF 0.1uF 4.7uF 1000pF 0.01uF 0.1uF 10uF...
  • Page 24 D1.8V A1.2V IC100 D1.8V LGE3556C (C0 VERSION) 0.1uF C403 DDR_BVDD0 0.1uF C404 DDR_BVDD1 DDR_BVSS0 DDR_BVSS1 DDR_PLL_TEST R411 DDR_PLL_LDO DDR01_CKE DDR01_CKE DDR_VTT R412 IC400 IC402 DDR_COMP DDR1_DQ[0-7] DDR01_ODT NT5TU128M8DE_BD NT5TU128M8DE_BD DDR01_ODT DDR0_DQ[0-7] 004:B6 004:B5 DDR_EXT_CLK DDR01_A[0-3,7-13] DDR0_CLK 004:C7;004:C4 004:A7;004:C4 DDR0_CLK 004:A7;004:F4 DDR1_CLK DDR0_CLK R407...
  • Page 25 COMPONENT1 COMPONENT2 JK1100 COMPONENT1 PPJ237-01 +3.3V_NORMAL <Practically COMP2> +3.3V_NORMAL [RD1]E-LUG R1101 NON_SCART R1104 [RD1]O-SPRING AV_CVBS_DET C1100 9:G3 R1112 D1100 100pF 5.6V [RD1]CONTACT SCART1_DET ==> COMP1_DET DTV/MNT_V_OUT TP1100 D1115 R1116 C1112 C1101 1uF 5.6V 100pF REAR_AV_R_IN [WH1]O-SPRING SC1_FB C1103 TP1101 10:B5;AF24 D1101 100pF 5.6V...
  • Page 26 CAN H-NIM/NIM TUNER for TAIWAN TU2600-*5 TU2600-*1 TU2600-*2 TDTR-T035F +5V_TU TDVJ-H031F TDVJ-H001F Taiwan/Brazil_H Latin_Tuner_V Latin_Tuner_H RF_S/W_CTL ANT_PWR[OPT] ANT_PWR[OPT] L2600 BST_CTL BLM18PG121SN1D BST_CNTL BST_CNTL +B1[5V] R2615 NC_1[RF_AGC] Q2601 R2621 NC[RF_AGC] NC[RF_AGC] ISA1530AC1 NC_2 R2618 RF_SWITCH_CTL R2602 2.2K SCLT TU2600 SDAT R2623 R2605 TDTR-T055F Q2604...
  • Page 27 PANASONIC (ISDB-T) MN884433 ISDB_DEMOD +1.2V_DE +3.3V_DE R2807 FE_TS_VAL_ERR ISDB_DEMOD ISDB_DEMOD ISDB_DEMOD R2808 ISDB_DEMOD ISDB_DEMOD ISDB_DEMOD C2812 C2815 C2816 C2819 C2821 FE_TS_SYNC 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF ISDB_DEMOD R2809 FE_TS_SERIAL ISDB_DEMOD (FE_TS_SERIAL) ISDB_DEMOD C2810 R2810 0.1uF FE_TS_DATA_CLK +3.3V_DE AMP_I2C HAVE PULL-UP VSS_1 VSS_9 R2811...
  • Page 28 Panasonic Demodulator Power(3.3V,1.2V) ISDB_POWER IC2900 SC4215ISTRT +3.3V_DE +3.3V_DE +3.3V_NORMAL NC_1 +1.2V_DE ISDB_POWER ISDB_POWER R2903 L2900 BLM18PG121SN1D 5.1K ISDB_POWER ISDB_POWER ISDB_POWER ISDB_POWER C2902 C2903 C2900 C2901 0.1uF ISDB_POWER 10uF ISDB_POWER NC_2 NC_3 C2904 C2905 0.1uF 0.1uF 0.1uF 22uF IF AGC SELECTION IF_AGC_ISDB TP2901 IF_AGC_SEL...
  • Page 29 USB2 OPTION +3.3V_NORMAL USB / DVR Ready IC2202 +5V_USB AP2191SG-13 R2220 L2202 1 GND 4.7K MLB-201209-0120P-N2 OUT_2 2 IN_1 120-ohm OUT_1 3 IN_2 C2220 C2218 4 EN C2222 10uF 100uF R2226 0.1uF 2.7K EAN60921001 USB_CTL1 KJA-UB-4-0004 JK2201 /USB_OCD1 R2225 USB_DM1 USB_DP1 R2202 D2201...
  • Page 30 BLUETOOTH +3.3V_NORMAL BCM BT MODULE C1898 BLUETOOTH FOR BCM BCM BT MODULER1886 BCM BT MODULE R1887 R1888 BT_ON/OFF 4.7K 2SC3052 Q1800 BCM BT MODULE BCM BT MODULE BCM BT MODULE C1899 22uF R1896 BT_DM BCM BT MODULE D1899 CDS3C05HDMI1 5.6V BCM BT MODULE R1897 BT_DP...
  • Page 31 CI POWER ENABLE CONTROL CI CONTROL BUFFER /CI_SEL CI_A[0] CI_A[1] EBI_CS CI_A[2] CI_A[3] EBI_WE CI_A[4] CI_5V_CTL CI_A[5] 007:H7 [GP27] CI_A[6] CI_A[7] CI_A[8] CI_A[9] CI_A[10] CI_A[11] CI_A[12] CI_A[13] EBI_RW CI_A[0-13] 007:E6 CI_A[14] /CI_CD1 CI_OUTCLK,CI_OUTDATA[0-7],CI_OUTSTART,CI_OUTVALID CI_OUTDATA[4] CI_OUTDATA[5] DVB-CI PULL-DOWN (Near CI Slot) CI_OUTDATA[6] CI_OUTDATA[7] CI_OUTCLK...
  • Page 32 Mini LVDS [Right FFC Connector] (60Pin Mini-LVDS) [LEFT FFC Connector] P7401 (60Pin Mini-LVDS) 104060-6017 MINI_LVDS P7400 104060-6017 MINI_LVDS VGH_M 0 MINI_LVDS Z_OUT R7412 Z_OUT (+25V) CLK1 CLK1 CLK2 GMA1 CLK2 JP8806 GMA1 CLK3 GMA3 CLK3 0 NON_GIP GMA3 R7414 GSC/GCLK3_I CLK4 GMA4 CLK4...
  • Page 33 LVDS [51Pin LVDS Connector] [41Pin LVDS Connector] (For FHD 60/120Hz) (For FHD 120Hz) PANEL_VCC JP8809 L7700 FHD_120Hz P7700 TF05-51S FHD_120Hz C7700 C7701 C7702 10uF 1000pF 0.1uF P7701 TF05-41S FHD_120Hz RXD4- RXD4+ RXD3- RXD3+ R7700 NON_LGD_22 R7701 RXDCK- NON_LGD_22 RXA4- RXDCK+ RXA4+ RXA3- RXD2-...
  • Page 34 FROM LIPS & POWER B/D L_VS R_VS MO_SCLK +3.5V_ST RT1P141C-T112 M2_SCLK 15V-->3.6V +12V +3.5V_ST MO_MOSI Q8002 20V-->3.5V +3.5V_ST R8068 M2_MOSI 24V-->3.48V 100K R8004 +24V 12V-->3.58V 4.7K NORMAL_26~52 IC8007 R8000 P8000 +5V_NORMAL ST_3.5V-->3.5V NCP803SN293 FW20020-24S RL_ON Q8000 2SC3052 R8081 POWER_DET Power_DET RESET L8005 400Hz_VSYNC/42_47_LOCAL DIMMING...
  • Page 35 +3.5V_ST MICOM_DOWNLOAD 15pF 15pF R8146 C8101 C8102 10MHz X8100 X8101-*1 32.768KHz R8138 R8139 MICOM_EPSON MICOM_KDS X8101 32.768KHz R8175 4.7M +3.5V_ST for Debugger SW8100 JTP-1127WEM P8100 +3.5V_ST C8103 12505WS-12A00 0.1uF C8108 0.1uF MICOM_RESET NEC_ISP_Tx NEC_ISP_Rx R8186 1/16W OCD1A EDID_WP OCD1B Q8100 2SC3052 FLMD0 R8104 10K...
  • Page 36 +3.5V_ST EYEQ R8225 IR & KEY D8204 NEC_EEPROM_SCL P8200 CDS3C05HDMI1 5.6V 12507WR-12L R8211 R8213 C8213 1000pF L8200 R8209 BLM18PG121SN1D EYEQ KEY1 R8226 L8201 R8210 D8201 BLM18PG121SN1D NEC_EEPROM_SDA 5.6V D8205 KEY2 C8214 AMOTECH CDS3C05HDMI1 1000pF C8206 C8207 5.6V 0.1uF 0.1uF D8200 5.6V AMOTECH +3.5V_ST...
  • Page 37 * HDMI CEC +3.3V_NORMAL +3.3V_HDMI JACK_GND D8302 D8308 KRC104S HDMI_HPD_4 KRC104S HDMI_HPD_1 L8300 5.5V 5.5V Q8307 Q8305 BLM18PG121SN1D R8321 R8311 5V_HPD4 4.7K SHIELD 5V_HPD1 4.7K KRC104S KRC104S Q8306 Q8302 5V_HDMI_4 C8324 5V_HDMI_1 +3.5V_ST HP_DET R8316 0.1uF R8302 HP_DET D8311 D8305 R8317 JP8306 R8307...
  • Page 38 RGB PC IC8401-*1 +5V_NORMAL R1EX24002ASAS0A IC8400 74F08D +5V_NORMAL D8409 ENKMC2838-T112 C8401 0.1uF R8401 RGB_EDID_RENESAS RGB_HSYNC IC8401 RGB_VSYNC M24C02-RMN6T R8402 R8420 8 VCC R8422 7 WC EDID_WP R8416 6 SCL RGB_DDC_SCL 5 SDA R8415 RGB_DDC_SDA 0IMMR00014A RGB_EDID_ST R8406 D8410 CDS3C05HDMI1 5.6V R8405 +3.3V_NORMAL D8408...
  • Page 39 ALL for SIDE_GENDER option SIDE CVBS PHONE JACK (New Item Developmen) SIDE_AV_CVBS R8603 D8608 C8605 5.1V 47pF JK8600 KJA-PH-1-0177 D8609 5.1V M5_GND +3.3V_NORMAL R8605 M3_DETECT SIDE_AV_DET R8608 D8601 C8600 5.6V 100pF C8607 R8606 SIDE_AV_L_IN C8611 R8601 D8602 100pF 5.6V 470K C8606 R8607 SIDE_AV_R_IN...
  • Page 40 WIRELESS READY MODEL JK8700 KJA-PH-3-0168 Wireless power VCC[24V/20V/17V]_1 VCC[24V/20V/17V]_2 VCC[24V/20V/17V]_3 VCC[24V/20V/17V]_4 VCC[24V/20V/17V]_5 +24V VCC[24V/20V/17V]_6 +3.3V_NORMAL DETECT R8704 C8700 C8701 INTERRUPT 0.1uF TP8700 2.2uF GND_1 R8714 RESET TP8701 R8705 Q8701 R8713 GND_2 2.2K L8700 WIRELESS_DETECT AO3407A I2C_SCL R8702 WIRELESS_SCL MLB-201209-0120P-N2 I2C_SDA WIRELESS_PWR_EN WIRELESS_SDA Q8700...
  • Page 41 +24V +24V_AMP L8803 MLB-201209-0120P-N2 C8827 0.1uF +1.8V_AMP +3.3V_NORMAL CCFL = 20V IC8800 AP1117E18G-13 Edge_LED 32~47 Inch = 20V ADJ/GND Vd=1.4V 120 mA 55 Inch & IOP Module = 24V C8800 C8802 C8803 0.1uF 0.1uF 10uF +24V_AMP SPK_L+ D8800 1N4148W R8812 R8819 L8805 100V...
  • Page 42 +1.5V_MEMC D1.5V_DDR3 D1.5V_DDR3 DDR3 1.5V By CAP - Place these Caps near Memory L8900 C8902 C8904 10uF 0.1uF +3.3V_MEMC Close to DDR Power Pin +3.3V_MEMC +12V IC8903 AOZ1072AI L8905 3.6uH L8902 PGND LX_2 D1.5V_DDR3 CIC21J501NE D1.5V_DDR3 NR8040T3R6N LX_1 POWER_ON/OFF2_2 AGND C8942 C8944 22uF...
  • Page 43 C9038 C9039 HIGH FRC OPTION 22pF 22pF X9000 NON_MIRROR MIRROR LVDS MINI_LVDS 12MHz Serial Flash R9029 NON_GIP SCAN_OFF SCAN_ON NON_LD +3.3V_MEMC +3.3V_MEMC R9017 R9023 IC9000-*1 R9037 DPM_A W25X40BVSSIG +3.3V_MEMC FRC_CONF0 MINI_LVDS R9018 R9024 DO[IO1] HOLD R9019 R9025 DI[IO0] IC9000 MX25L4005CM2I-12G SW9000 R9020 R9026...
  • Page 44 D9103 [LEVEL Shift Block] MMSD4148T1G VDD_LCM [POWER Block] (+16V) VCC_LCM 100V * Voltage Target (+3.3V) CHECK Value!! VDD_LCM = 16.25V 28.50V R9156 R9165 C9134 C9138 To reduce -5.35V 150K Audible noise R9108 0.1uF TCON_42_FHD To reduce C9153 C9150 R9182 Audible noise C9142 C9139 100uF...
  • Page 45 42_FHD 32_FHD 37_FHD 91 or 95 R9129-*1 R9130-*1 R9144-*1 R9129-*2 R9130-*2 R9144-*2 91 or 95 220K 220K Sheet TCON_32_FHD TCON_32_FHD TCON_32_FHD TCON_37_FHD TCON_37_FHD TCON_37_FHD Sheet R9131-*2 R9145-*2 R9131-*1 R9145-*1 150K 270K TCON_37_FHD TCON_32_FHD TCON_37_FHD TCON_32_FHD HVDD HVDD HVDD R9165 OPEN R9156-*1 R9126-*1 150K...
  • Page 46 Downloaded from www.Manualslib.com manuals search engine...
  • Page 47 IF_AGC (TU2701) TUNER ISDB DEMOD (HNIM) MN884433 Cable IF_N / P IC2800 TU2600 Brazil OPT Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Downloaded from www.Manualslib.com manuals search engine...
  • Page 48 (4pin) AUDIO SPDIF_OUT JK8400 AUDIO OUT [SPDIF] HP_L/R_+/- HP_L/ROUT KA4558D JK1101 AUDIO OUT [EARPHONE] IC1100 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Downloaded from www.Manualslib.com manuals search engine...
  • Page 49 (1GBit) IC400/401 DDR1 Address[0:13] DDR2 SDRAM MT47H128M8HQ DDR1 Data[0:15] (1GBit) IC402/403 SCL3/SDA3 M24M01-HRMN6TP 1Mbit IC102 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Downloaded from www.Manualslib.com manuals search engine...
  • Page 50 (IC800) 0xc0 NVRAM P-Gamma NVRAM P-Gamma M24M01 MAX9668ETP M24M01 MAX9668ETP (IC102) (IC601) 0xe8 (IC102) (IC601) 0xe8 Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Downloaded from www.Manualslib.com manuals search engine...
  • Page 51 (IC2201) (IC501) (IC1002) NVRAM FRC(URSA3) NVRAM FRC(URSA3) M24M01 MST7378 M24M01 MST7378 (IC102) (IC1300) (IC102) (IC1300) Copyright ⓒ 2010 LG Electronics. Inc. All right reserved. Only for training and service purposes LGE Internal Use Only Downloaded from www.Manualslib.com manuals search engine...

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