LG 32LS3500 Service Manual

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Owner's manual (80 pages)

User manual (74 pages)

Specifications (2 pages)

Table Of Contents

SERVICE MANUAL

CHASSIS : LC21C

MODEL : 32LS3500

MODEL :

CAUTION

BEFORE SERVICING THE CHASSIS,

READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

P/NO : MFL67360705(1204-REV00)

North/Latin America

Europe/Africa

Asia/Oceania

32LS3500-CA

Internal Use Only

http://aic.lgservice.com

http://eic.lgservice.com

http://biz.lgservice.com

Printed in China

Table of Contents

Summary of Contents for LG 32LS3500

Page 1: Service Manual
Internal Use Only 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 : LC21C MODEL : 32LS3500 MODEL : 32LS3500-CA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL67360705(1204-REV00) Printed in China...
Page 2: Table Of Contents
SPECIFICATION ..................5 ADJUSTMENT INSTRUCTION ............... 9 BLOCK DIAGRAM ................. 17 EXPLODED VIEW .................. 19 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 3: Safety Precautions
An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 5 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. - 5 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 6: Specification
L/R Input SPDIF out SPDIF out FEMF, DivX HD, For SVC (download) JPEG, MP3, DivX HD USB Input Lan Jack - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 7 1024*768 48.363 60.00 VESA 1152*864 54.348 60.053 VESA 1360*768 47.72 59.8 VESA(WXGA) 1920*1080 66.587 59.93 FHD only WUXGA(CEA 861D) - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 8: Hdmi Input
1360 x 768 WXGA 1280 x 1024 63.595 60.0 SXGA 1920 x 1080 67.5 FHD only(support to RGB-PC) 60.0 WUXGA - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 9: Adjustment Instruction
è If you push Power on key, TV set will recover channel information by itself. 3. After function inspection, Push In-stop key. - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 10 5. Click “Auto” tab and set as below. 6. Click “Run”. 7. After downloading, check “OK” message. filexxx.bin (7) ……….OK - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 11 2. Select "Tool Option 1" and Push OK button. 3. Punch in the number. (Each of models has their number) - 11- Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 12 25803 46000 2080 42LM3100-CC 33286 25795 46008 2080 32LM3100-CC 33284 25795 46008 2080 55LM4600-CC 47LM4600-CC 4. Completed selecting Tool option. -12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 13 00 60 [RGB Input (1024*768)] ad 00 10 [Adjust 1024*768 RGB] aa 00 90 End Adjust mode Required equipment : Adjustment R/C. - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 14 CA210 : CH 14, Test signal : Inner pattern (80IRE) Cool(13000K) Medium(9300K) Warm(6500K) Aging time S7LR2 (Min) 10-19 20-35 36-49 50-79 80-149 Over 150 - 14- Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 15 -. After aging start, keep the power on (no suspension of power supply) and heat-run over 5 minutes. -. Using no signal or POWER ONLY or the others, check the back light on. - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 16 One of R Gain/G Gain/ B Gain should be kept on 0xC0, and adjust other two lower than C0. (when R/G/B Gain are all C0, it is the FULL Dynamic Range of Module) - 16 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 17 Check whether written EDID data is correct or not. * For SVC main Ass y, EDID have to be downloaded to Insert Process in advance. - 17 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 18 - Never connect HDMI & D-sub Cable at the same time. - Use the proper cables below for EDID Writing. - 18 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 19 DVI-D to HDMI or HDMI to HDMI Item Condition Hex Data Manufacturer ID 1E6D Version Digital : 1 Revision Digital : 3 - 19 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 20: Model Information
: EEPROM Sub Address low (00~FF) Data : Write data : CMD + LENGTH + ADH + ADL + Data_1 + + Data_n -20 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 21 C. Serial number D/L must be conformed when it is produced in production line, because serial number D/L is mandatory by D-book 4.0 - 21 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 22 Confirm whether is normal or not when between power board's ac block and GND is impacted on 1.5kV(dc) or 2.2kV(dc) for one second. - 22 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 23 GUMI V/UHF I-11 C 11 231.25 GUMI V/UHF I-41 C 41 631.25 GUMI V/UHF I-63 C 63 807.25 GUMI - 23 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 24 CATV System Band Name Freq. Factory V/UHF C 02 57.75 LGEND NTSC V/UHF C 04 67.25 GUMI - 24 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 25: Shipping Condition
Contrast Brightness Sharpness Colour Tint Colour Temp Advan Dynamic Contrast High Dynamic Colour High Clear White High Skin color - 25 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 26 TV Speaker ON/Off DTV Audio Auto/AAC/Dolby Digital+/Dolby Auto Setting Digital/MPEG; Time Clock -- : -- Auto Off time On time - 26 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 27 * Only Hong Kong Factory Reset Mode Setting Home Use 7. Additional Rules This specification goes into effect from 2011/12/12. - 27 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 30: Exploded View
X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 23 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
Page 31 ST_3.5V--> 3.375V --> 3.46V +12V/+15V 20V-->3.51V --> 3.76V (3.59V) +3.5V_ST -> 3.375V +12V/+15V +3.5V_ST PANEL_POWER 24V-->3.78V --> 3.92V (3.79V) +3.5V_ST FROM LIPS & POWER B/D 12V -->3.58V --> 3.82V (3.68V) R488 L412 100K 18.5V-->3.5V --> 3.75V (3.59V) CIS21J121 R463 PWR_DET_ON_SEMI R405-*2 R407-*2 IC408...
Page 32 LVDS for large inch [51Pin LVDS Connector] (For FHD 60Hz) FOR FHD REVERSE(10bit) [30Pin LVDS Connector] (For HD 60Hz_Normal) Change in S7LR P703 FI-RE51S-HF-J-R1500 MIRROR Pol-change LVDS_SEL RXA4+ RXA0+ RXA0- P705 +3.3V_Normal RXA4- RXA0- RXA0+ FF10001-30 RXA3+ RXA1+ RXA1- RXA3- RXA1- RXA1+ R705...
Page 33 AVDD_DDR0 AVDD_DDR0 AVDD_DDR0 AVDD_DDR0 +1.5V_DDR AVDD_DDR0 L1202 CIC21J501NE A-MVREFDQ B-MVREFDQ A-MVREFCA B-MVREFCA CLose to Saturn7M IC CLose to Saturn7M IC CLose to DDR3 CLose to DDR3 IC1201-*1 IC1202-*1 K4B1G1646G-BCH9 K4B1G1646G-BCH9 DDR_1333_SS_NEW DDR_1333_SS_NEW VREFCA VREFCA VREFDQ VREFDQ VDD_1 VDD_1 A10/AP VDD_2 A10/AP VDD_2 VDD_3...
Page 34 Serial Flash for SPI boot +3.5V_ST +3.5V_ST S_FLASH_MAIN_MACRONIX IC1401 R1404 MX25L8006EM2I-12G +3.5V_ST 4.7K C1401 0.1uF /SPI_CS R1403 SO/SIO1 HOLD# SPI_SDO SCLK /FLASH_WP SPI_SCK R1405 SI/SIO0 R1401 SPI_SDI Q1401 MMBT3904(NXP) S_FLASH_MAIN_WINBOND IC1401-*1 W25Q80BVSSIG DO[IO1] HOLD[IO3] %WP[IO2] DI[IO0] SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
Page 35 * Option name of this page : CI_SLOT (because of Hong Kong) CI Region CI SLOT +5V_CI_ON CI_DATA[0-7] CI TS INPUT AR1905 FE_TS_DATA[7] CI_MDI[7] +5V_Normal FE_TS_DATA[6] C1906 CI_MDI[6] 10uF FE_TS_DATA[5] CI_MDI[5] FE_TS_DATA[4] R1903 EAG41860102 CI_MDI[4] P1901 P1902 AR1906 /CI_CD1 10067972-000LF 10067972-050LF FE_TS_DATA[3] CI_MDI[3]...
Page 36 ETHERNET * H/W option : ETHERNET +2.5V_Normal ETHERNET L3707 JK2100-*1 JK2100 BLM18PG121SN1D BS-R430051 XRJV-01V-0-D12-080 EPHY_TP D2105 5.5V ADLC 5S 02 015 EPHY_TN EPHY_RP D2103 D2104 5.5V 5.5V ADLC 5S 02 015 ADLC 5S 02 015 EPHY_RN D2101 5.5V ADLC 5S 02 015 ETHERNET C2104 0.01uF...
Page 37 IR/LED and control for on.y ’12 sub without IR-OUT. +3.5V_ST R2411 SENSOR_SCL P2400 12507WR-10L D2403 C2408 R2404 R2405 5.48VTO5.76V 18pF L2401 R2401 BLM18PG121SN1D KEY1 AMOTECH CO., LTD. R2412 R2402 L2402 SENSOR_SDA BLM18PG121SN1D D2402 5.6V KEY2 C2409 D2404 C2401 C2402 5.48VTO5.76V 18pF 0.1uF 0.1uF...
Page 38 GP4R_GLOBAL_TUNER_BLOCK ERROR & VALID PIN IC2601 +3.3V_TU 74LVC1G08GW RF_SW_OPT R2627 R2603 FE_TS_VAL RF_SWITCH_CTL C2640 +3.3V_TU FE_TS_ERR 0.1uF RF_SW_OPT C2603 Close to TUNER 0.1uF R2631 FE_TS_VAL_ERR TU_T/C TU_T2/C TU_T/C/S2 R2614 R2611 100K TU2602 TU2603 TU2601 TUNER_RESET TDSS-G101D TDSN-G301D TDSQ-G001D C2622 0.1uF GPIO must be added.
Page 39 DVB-S2 LNB Part Allegro (Option:LNB) D2702 SX34 +12V_LNB C2701 C2713 C2705 C2707 0.01uF 68uF 68uF L2700 33UH C2712 SP-7850_33 DCDC_GND and A_GND are connected close to Boost pin(#1) C2711 0.1uF 2.4A 10uF DCDC_GND and A_GND are connected in pin#27 DCDC_GND PCB_GND and A_GND are connected DCDC_GND close to VIN pin(#25)
Page 40 AUDIO AMP(STA380BWE) +24V +24V_AMP L3400 L3402 CIS21J121 10.0uH +3.3V_AMP SPK_L+ C3420 C3424 0.22uF 1000pF C3400 C3402 R3407 R3408 C3418 0.1uF 0.1uF 0.22uF SPEAKER_L NC_13 12 GND_REG C3409 0.1uF C3413 C3421 C3425 NC_14 11 VDD_REG L3403 C3403 330pF 0.22uF 1000pF 10.0uH NC_15 10 OUT1A 0.1uF...
Page 41 IC102 NAND01GW3B2CN6E NAND FLASH MEMORY <CHIP Config(LED_R/BUZZ)> +3.3V_Normal +3.3V_Normal Boot from SPI CS1N(EXT_FLASH) 1’b0 Boot from SPI_CS0N(INT_FLASH) 1’b1 S7LR2_DIVX_MS10 NC_1 NC_29 IC101 NAND_FLASH_1G_NUMONYX NC_2 NC_28 EAN60762401 LGE2111A-T8 PCM_A[0-7] <CHIP Config> NC_3 NC_27 AR101 (I2S_OUT_BCK,I2S_OUT_MCK,PAD_PWM1PAD_PWM0) PCM_D[0-7] NC_4 NC_26 PCM_D[0] B51_no_EJ : 4’b0000 Boot from 8051 with SPI flash SB51_WOS : 4’b0001...
Page 42 MODEL OPTION +3.3V_Normal +2.5V_Normal +3.3V_Normal PIN NAME PIN NO. HIGH MODEL OPTION +1.10V_VDDC VDDC 1.05V MODEL_OPT_0 +1.10V_VDDC VDDC : 2026mA MODEL_OPT_1 PHM_OFF PHM_ON OS(not use) / NonOS_Non_ErrorOut MODEL_OPT_2 NON_DVB_T2 DVB_T2 MODEL_OPT_3 NON_3D R201 IF_AGC_SEL MODEL_OPT_0 MODEL_OPT_4 NON_OLED OLED BOOSTER_OPT R202 LNA2_CTL MODEL_OPT_1 RF_SW_OPT...
Page 43 USB (SIDE) USB1_DIODES EAN61849601 IC1450 L1451-*1 AP2191DSG MLB-201209-0120P-N2 120-ohm +5V_USB L1451 CIS21J121 $0.0665 OUT_2 IN_1 C1451 C1452 R1458 R1459 OUT_1 IN_2 C1453 22uF 10uF 0.1uF 1/8W 1/8W +3.3V_Normal R1455 4.7K USB1_CTL R1454 R1451 USB_1_32LS3500 USB_1_NORMAL USB1_OCD JK1450-*1 JK1450 SIDE_USB1_DM SIDE_USB1_DP D1451 RCLAMP0502BA SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES...
Page 44 HDMI_2EA(NON SIDE HDMI) 5V_HDMI_1 +5V_Normal 5V_HDMI_2 +5V_Normal 5V_HDMI_1 5V_DET_HDMI_1 HDMI_1 R806 HDMI_2 D821 D822 SHIELD MMBD6100 MMBD6100 R896 R830 NON_CI_CAP Q802 C802 HPD1 2SC3052 0.1uF R885 R889 R884 R888 R804 2.7K 2.7K 2.7K 2.7K 1.8K R802 3.3K DDC_SDA_1 DDC_SDA_2 DDC_SDA_1 DDC_SCL_1 DDC_SCL_2 DDC_SCL_1...
Page 45 COMPONENT R2831 COMP2_R_IN C2811 R2826 R2833 D2816 470K 1000pF 5.6V R2832 COMP2_L_IN R2825 C2810 R2834 D2815 JK2803 470K 1000pF 5.6V PPJ234-05 [RD]E-LUG +3.3V_Normal [RD]O-SPRING_2 R2841 [RD]CONTACT_2 R2842 COMP2_DET [WH]O-SPRING D2818 [RD]CONTACT_1 5.6V [RD]O-SPRING_1 COMP2_Pr+ [RD]E-LUG-S R2823 D2813 [BL]O-SPRING [BL]E-LUG-S COMP2_Pb+ [GN]CONTACT R2824 +3.3V_Normal...
Page 46 RS-232C 4PIN P1000 +3.5V_ST 12507WS-04L PM_RXD PM_RXD PM_TXD PM_TXD SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. GP4L_S7LR2 2011/09/26 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR RS232C_4PIN THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Page 47 MSTART DEBUG_4PIN 12505WS-04A00 MSTAR_DEBUG_4P RGB_DDC_SCL RGB_DDC_SDA SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. GP4L_S7LR2 2011/09/05 FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR MSTAR DEBUG_4PIN THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

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32ls3500-ca

LG 32LS3500 Service Manual

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SERVICE MANUAL

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