Manuals / LG Electronics / TV and Video / Flat Panel Television

LG Electronics 32LS350S-ZA, 32LS359T-ZC, 32LS3500-ZA Usb Side, USB1DIODES, LGE Internal Use Only

Models: 32LS350T 32LS359T-ZC 32LS350S-ZA 32LS350S 32LS3590-ZC 32LS359T 32LS350T-ZA 32LS3500-ZA 32LS3590 32LS359S-ZC

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USB (SIDE)

USB (SIDE)

USB_1_32LS3500

JK1450-*1

-H-LG	USB	1
3AU04S-345-ZC	DOWN STREAM	4 3 2
		5

USB1_DIODES

EAN61849601

L1451-*1

IC1450

MLB-201209-0120P-N2

AP2191DSG

120-ohm

NC

8

1

GND

+5V_USB

L1451

CIS21J121

OUT_2

$0.0665

IN_1

7

2

OPT

OPT

C1451

C1452

R1458

R1459

OUT_1

IN_2

C1453

2K

2K

22uF

6

3

10uF

0.1uF

1/8W

1/8W

16V

10V

5%

5%

FLG

5

4

EN

+3.3V_Normal

OPT

R1455

4.7K

USB1_CTL

R1454

R1451

10K

USB_1_NORMAL

47

ZC-305-(LG)

JK1450

USB1_OCD

USBDOWN

2 1

SIDE_USB1_DM

3AU04S-

STREAM

43

SIDE_USB1_DP

OPT

5

D1451

RCLAMP0502BA

THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR

THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

GP4L_S7LR22011/11/18

USB_OCP_DIODE_1EA

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Copyright © 2012 LG Electronics. Inc. All rights reserved.	LGE Internal Use Only
Only for training and service purposes

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LG Electronics 32LS350S-ZA, 32LS359T-ZC Usb Side, USB1DIODES, Copyright 2012 LG Electronics. Inc. All rights reserved

Contents

CHASSIS LD21C SERVICE MANUALREAD THE SAFETY PRECAUTIONS IN THIS MANUAL http//aic.lgservice.comCONTENTS SAFETY PRECAUTIONSSERVICING PRECAUTIONS SPECIFICATIONSAFETY PRECAUTIONS IMPORTANT SAFETY NOTICESERVICING PRECAUTIONS Electrostatically Sensitive ES DevicesIC Remove/Replacement ReplacementSmall-Signal Discrete Transistor Removal/Replacement RemovalSPECIFICATION 4. Model General Specification1. Application range 3. Test methodSpecification Symbolrate 4.0Msymbols/s to 7.2Msymbols/ssymbolrate DVB-S2 8PSK / QPSK 2 ~ 45Msymbol/s5.2. RGB Input PC - LS35/LS34/CS46 series models are not supported 5. Video resolutions 2D5.1. Component Input Y, CB/PB, CR/PR 5.3. HDMI InputPC/DTV PCDVIADJUSTMENT INSTRUCTION Boot file Download1. Application Range 2. Designation3.1. ADC Process 3.3. EDID data3.2. EDID Download 7. ADC Calibration3.4 Function Check 4. Total Assembly line process4.1. Adjustment Preparation 4.2. EYE-Q function check 4.3. 3D function test4.4. IR emitter inspection Manual W/B process using adjust Remote control6.1. Signal Table 5. HI-POT Test6. Model name & Serial number D/L 5.1. HI-POT auto-check preparation7. MAC Address & CI+ key download 7.1 MAC Address7.2 LAN Inspection 7.3. LAN PORT INSPECTIONPING TESTRear SideLG2111 A IC101Applied Model **LM580T, **560T, **LS350T, **CS460T RearSide LG2111 A560S, **LS350S, **CS460S RearSide LG2111 AEXPLODED VIEW IMPORTANT SAFETY NOTICEFROM LIPS & POWER B/D PowerDET+3.3VNormal +1.5VDDRLVDS for large inch 51Pin LVDS Connector For FHD 60Hz30Pin LVDS Connector Only for training and service purposesOnly for training and service purposes S7LR2DIVXMS10GP4LS7LR22011/06/03 DDR25612 Copyright 2012 LG Electronics. Inc. All rights reservedSerial Flash for SPI boot Only for training and service purposesGP4LS7LR2 2011/06/03CI Region Option name of this page CISLOT because of Hong KongOnly for training and service purposes Copyright 2012 LG Electronics. Inc. All rights reservedH/W option ETHERNET GP4LS7LR22011/06/14 ETHERNET21Only for training and service purposes ETHERNETIR/LED and control for on.y ’12 sub without IR-OUT Only for training and service purposesCopyright 2012 LG Electronics. Inc. All rights reserved LGE Internal Use OnlyGP4RGLOBALTUNERBLOCK Only for training and service purposesTU2602TU2603 TDSS-G101D TDSN-G301D TU2601DVB-S2 LNB Part Allegro OptionLNBGP4LS7LR22011/11/02 DVBS27 Only for training and service purposesAUDIO AMPSTA380BWE Only for training and service purposesGP4LS7LR22011/11/16 AMPSTA380BWE Copyright 2012 LG Electronics. Inc. All rights reservedOnly for training and service purposes Copyright 2012 LG Electronics. Inc. All rights reservedLGE Internal Use Only NAND FLASH MEMORYNormal Power Only for training and service purposesVDDC NormalUSB SIDE USB1DIODESOnly for training and service purposes Copyright 2012 LG Electronics. Inc. All rights reservedHDMI2EANON SIDE HDMI Only for training and service purposesHDMI1 For CECFull Scart Only for training and service purposesCOMPONENT SCART AUDIO OUTRS-232C 4PIN Only for training and service purposesCopyright 2012 LG Electronics. Inc. All rights reserved LGE Internal Use OnlyMSTART DEBUG4PIN Only for training and service purposesGP4LS7LR2 2011/09/05Page Contents of LCD TV Standard Repair Process Contents of LCD TV Standard Repair Process Detail Technical Manual Continue to the next pageError symptom ContentA. Video error LCD TVMain B/D↔ Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable A2 Check Power Board 24v outputA. Video error voltages of PowerOnly for training and service purposes LCD TVA. Video error By using Digital signal level meter By using Diagnostics menu on OSDMenu→ Set up→ Support → Signal Test Signal strength Normal over 50% Signal Quality Normal over 50%→ Set-Top-Box, Different maker TV etc A. Video errorLCD TV A8/ A9 A. Video errorLCD TV Check color by input -External Input COMPONENT -RGBExternal device screen error-Color error A. Video errorVertical/Horizontal bar, residual image, light spot LCD TVB. Power error Check Power LEDCheck Power On ‘”High” Measure voltage of each output of Power B/DB. Power error Check Power Off ModeIf Power Off mode is not displayed Check Power B/D voltage POWEROFFABNORMAL1C. Audio error 24V of PowerLCD TV Check user menu Speaker offC. Audio error In case of External Input signal error Check and fix external deviceLCD TV Check audio B+ VoltageD. Function error 1. Remote controlR/C operating errorLCD TV Check & RepairD. Function error Check input signalY Check technical Signal information input? - Fix information Recognition errorIdentify nose type E. NoiseLCD TV F. Exterior defect LCD TV