LG Electronics 32LS5610/561T, 32LS5620-ZD Usb Side, USB1DIODES, USB2DIODES, LGE Internal Use Only

Page 25

USB (SIDE)

USB (SIDE)

JK1450-*1

USB_1_32LS3500

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

USB1_DIODES

EAN61849601

L1451-*1

IC1450

AP2191DSG

MLB-201209-0120P-N2

120-ohm

NC

GND

+5V_USB

L1451

8

1

CIS21J121

OUT_2

$0.077

IN_1

7

2

OPT

OPT

C1452

R1458

C1453

2K

R1459

OUT_1

IN_2

10uF

1/8W

2K

C1451

6

3

10V

0.1uF

5%

1/8W

5%

22uF

FLG

EN

+3.3V_Normal

16V

5

4

R1455

4.7K

OPT

USB1_CTL

R1454

10K

JK1450

R1451

47

USB1_OCD

USB_1_NORMAL

ZC-305-(LG)

USBDOWN

2 1

SIDE_USB1_DM

3AU04S-

STREAM

34

SIDE_USB1_DP

5

D1451

RCLAMP0502BA

OPT

JK1451-*1

USB_2_32LS3500

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

USB2_DIODES

USB_2

EAN61849601

L1450-*1

IC1451

MLB-201209-0120P-N2

AP2191DSG

120-ohm

+5V_USB

USB_2_BEAD_MAG

NC

GND

L1450

8

1

CIS21J121

OUT_2

$0.077

IN_1

USB_2_BEAD_SS

7

2

USB_2

USB_2

OPT

OPT

C1454

R1450

R1452

OUT_1

IN_2

10uF

C1455

2K

2K

6

3

10V

0.1uF

1/8W

1/8W

C1450

5%

5%

22uF

FLG

EN

+3.3V_Normal

16V

5

4

USB_2

OPT

R1457

4.7K

USB2_CTL

USB_2

R1456

10K

JK1451

R1453

47

USB2_OCD

USB_2_NORMAL

USB_2

ZC-305-(LG)

USBDOWN

2 1

SIDE_USB2_DM

3AU04S-

STREAM

34

SIDE_USB2_DP

5

D1450

RCLAMP0502BA

OPT

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.

GP4_S7LR210/08/13

USB_OCP_DIODE 7

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

Image 25

Contents SERVICE MANUAL CHASSIS LD21BREAD THE SAFETY PRECAUTIONS IN THIS MANUAL http//aic.lgservice.comSAFETY PRECAUTIONS CONTENTSSERVICING PRECAUTIONS SPECIFICATIONIMPORTANT SAFETY NOTICE SAFETY PRECAUTIONSElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSReplacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Removal4. Model General Specification SPECIFICATION1. Application range 3. Test methodsymbolrate Symbolrate 4.0Msymbols/s to 7.2Msymbols/sDVB-S2 8PSK / QPSK 2 ~ 45Msymbol/s DVB-S QPSK 2 ~ 45Msymbol/s5.1. Component Input Y, CB/PB, CR/PR 5. Video resolutions 2D5.2. RGB Input PC - LS35/LS34/CS46 series models are not supported PCDVI 5.3. HDMI InputPC/DTVBoot file Download ADJUSTMENT INSTRUCTION1. Application Range 2. Designation3.3. EDID data 3.1. ADC Process3.2. EDID Download 7. ADC Calibration4.1. Adjustment Preparation 4. Total Assembly line process3.4 Function Check 6.1. Signal Table 4.3. Outgoing condition Configuration5. HI-POT Test 6. Model name & Serial number D/L6.3. Method & notice 7. MAC Address & CI+ key download7.1 MAC Address GP4LOW7.3. LAN PORT INSPECTIONPING TEST 7.2 LAN InspectionScrew specification and application situation SCREW ASSEMBLY WORKING GUIDEח ͷͲͳͤͤͤͪͥͣ͢͡ ͙;ͤ͛ͽͥͦ͑͟͝ͳͼ͑͝;ΒΔΙΚΟΖ͚ ח ͣ͢ͶͲ ח ͷͲͳͤͨͩͩͣ͑͢͡͡ ͙;ͧ͛ͽ͑͢͡͝ͳͼ͑͝;ΒΔΙΚΟΖ͚Side RearLG2111 A IC101LS350T/CS460T Applied Model **LM580T, **560T, **LS350T, **CS460TTDSN G301DLS350S/CS460S 560S, **LS350S, **CS460SG001D EXPLODED VIEW Copyright 2012 LG Electronics. Inc. All rights reserved GP4LS7LR22011.12.01to delete CI or gate for for SYSTEM EEPROMVDDC Normal PowerNormal DDR3PowerDET FROM LIPS & POWER B/D+3.3VNormal +1.5VDDRIR/LED and control for normal models USB1DIODES USB SIDEUSB2DIODES HDMI THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES RGB-PC / SPDIFSPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF ISCOMMERCIAL/NonOS MODEL OPTION COMMERCIAL MODEL OPTION RS-232CFor Comsumer model, use 4PIN Wafer LVDS for large inch GP4LS7LR22011/06/03 DDR25612 S7LR2DIVXMS10IC1201 H5TQ1G63DFR-H9CSFLASHMAINMACRONIX Serial Flash for SPI bootSFLASHMAINWINBOND IC1401-*1 W25Q80BVSSIG PHONE Headphone *Option HEADPHONEHEAD Option name of this page CISLOT because of Hong Kong CI Region10067972-0500LF GP4LS7LR22011/06/14 ETHERNET21 H/W option ETHERNETETHERNET TU2602TU2603 TDSS-G101D TDSN-G301D GP4RGLOBALTUNERBLOCKTU2601 TDSQ-G001DOptionLNB DVB-S2 LNB Part AllegroGP4LS7LR22011/11/02 DVBS27 DCDCGND and AGND are connectedFULL SCART / COMPONENT1 SCART / COMPONENT&COMPSITJK2801 PSC008-01AUDIO AMPSTA380BWE Page Contents of LCD TV Standard Repair Process Continue to the next page Contents of LCD TV Standard Repair Process Detail Technical ManualError symptom ContentLCD TV A. Video errorMain B/D↔ Power B/D, LVDS Cable,Speaker Cable,IR B/D Cable A2 Check Power Board 24v outputCheck various voltages of PowerBoard 3.5V,12V,20V or 24V…Menu→ Set up→ Support → Signal Test Signal strength Normal over 50% By using Digital signal level meter By using Diagnostics menu on OSDSignal Quality Normal over 50% → Set-Top-Box, Different maker TV etc Check color by input -External Input COMPONENT -RGB A8/ A9※ Check Link CableVertical/Horizontal bar, residual image, light spot External device screen error-Color errorConnect other external device and cable Check color condition by input -External Input -Component RGBCheck Power LED B. Power errorCheck Power On ‘”High” Measure voltage of each output of Power B/DIf Power Off mode is not displayed Check Power B/D voltage Check Power Off ModePOWEROFFABNORMAL1 POWEROFFCPUABNORMAL24V of Power C. Audio errorCheck user menu Speaker off Check audio B+Check audio B+ Voltage In case of External Input signal error Check and fix external device1. Remote controlR/C operating error D. Function errorCheck & Repair Y Check technical Signal information input? - Fix information Check input signalRecognition error Replace Main B/DIdentify nose type E. NoiseF. Exterior defect