LG Electronics 47LE7300-ZA Ir & Key, Zener Diode is, close to wafer, RS232C, Ethernet Connect

Page 30
IR & KEY

R8200

+3.5V_ST

 

 

 

IR & KEY

 

 

EYEQ

 

 

 

R8225

 

 

 

100

D8204

 

 

NEC_EEPROM_SCL

CDS3C05HDMI1

R8211

R8213

 

 

5.6V

 

 

 

10K

10K

 

C8213

 

1%

1%

 

1000pF

 

 

 

 

50V

 

 

L8200

 

OPT

 

R8209

BLM18PG121SN1D

 

 

 

100

 

 

EYEQ

 

KEY1

 

 

 

 

 

R8226

 

 

 

 

 

R8210

L8201

D8201

100

 

NEC_EEPROM_SDA

 

100

BLM18PG121SN1D

 

KEY2

 

5.6V

C8214

D8205

 

AMOTECH

 

C8206

1000pF

CDS3C05HDMI1

 

C8207

 

50V

5.6V

 

0.1uF

0.1uF

 

 

D8200

OPT

 

 

 

5.6V

 

 

 

 

AMOTECH

 

 

 

+3.5V_ST

 

 

 

+3.5V_ST

 

 

 

 

 

 

L8202

 

 

 

 

BLM18PG121SN1D

 

 

+3.5V_ST

 

 

 

 

R8202

 

 

 

 

47K

 

 

 

 

P8200

12507WR-12L

1

2

3

4

5

6

IR ETHERNET CONNECT

22

 

 

R8204

 

+3.5V_ST

 

 

 

 

C8208

C8209

LED_B/LG_LOGO

R8227

1.5K

 

 

47K

 

 

 

 

 

 

0.1uF

1000pF

TACT_KEY

10K

 

 

 

 

 

 

 

 

16V

50V

 

Q8200 C

R8203

 

 

 

 

 

 

 

 

 

 

 

R8287

10K

 

R8206

 

 

 

 

 

 

 

 

 

2SC3052

B

 

 

 

 

 

 

 

 

 

 

LD650/LD750

E

 

 

3.3K

 

 

 

 

 

 

 

 

 

 

R8205

 

 

 

 

 

 

 

R8224

 

 

 

 

 

OPT

 

 

 

 

 

 

 

 

 

 

 

C

47K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

100

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

 

 

Q8201 E

 

 

 

 

 

 

 

 

 

C8212

 

D8206

 

 

2SC3052

 

 

 

 

 

 

 

 

 

 

5.6V

 

 

 

 

 

 

 

 

 

 

 

100pF

 

AMOTECH

 

 

 

 

COMMERCIAL

+3.5V_ST

 

 

+3.3V_NORMAL

 

 

 

 

 

 

 

50V

 

 

 

 

 

 

 

 

 

L8203

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLM18PG121SN1D

 

 

 

 

R8201

 

 

 

 

 

 

+3.5V_ST

 

 

 

 

 

 

0

 

 

 

R8214

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPT

 

 

 

47K

 

 

 

 

 

 

 

 

R8276

 

 

 

R8207 COMMERCIAL_EU

 

 

 

 

 

 

 

 

 

 

 

 

22

 

 

 

R8218

 

 

 

LED_R/BUZZ

 

 

 

 

 

 

IR_OUT

 

 

 

 

 

C8210

C8211

 

1.5K

 

 

 

 

 

 

 

47K

 

 

 

 

 

 

 

COMMERCIAL

 

 

 

 

 

0.1uF

1000pF

 

OPT

 

 

 

 

 

 

C

R8216COMMERCIAL

 

 

16V

50V

 

R8280

 

 

 

 

 

Q8202

10K

 

 

 

 

 

 

10K

 

 

 

 

 

 

B

 

 

 

 

 

 

 

 

 

 

 

2SC3052

 

 

 

 

 

 

 

 

 

 

 

 

COMMERCIAL_EU

E

 

 

R8220

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMMERCIAL_EU

C

47K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

B

 

 

 

 

 

7

8

9

10

11

12

13

ETHERNET CONNECT

Q8204

E

COMMERCIAL

2SC3052

 

 

COMMERCIAL

 

 

A2.5V

L8204

CIC21J501NE

JK8200

R8212

0

XRJV-01V-D12-180

 

COMMERCIAL_US

Zener Diode is

 

 

 

 

 

WIRELESS

+3.5V_ST

 

close to wafer

 

 

 

 

 

 

 

 

R8215

 

 

+3.5V_ST

 

 

 

 

 

 

 

47K

 

 

 

 

R8208 WIRELESS

 

 

 

 

22

 

 

 

R8219

 

IR_PASS

 

 

 

 

 

 

 

47K

 

WIRELESS

 

 

 

 

 

 

 

R8217 WIRELESS

 

 

Q8203 C

 

 

 

B

10K

 

 

2SC3052

 

 

 

 

E

 

WIRELESS

 

 

WIRELESS

 

R8221

 

 

 

 

 

 

 

 

C

47K

 

 

 

 

B

 

 

 

 

 

Q8205 E

WIRELESS

 

 

 

 

2SC3052

 

 

 

 

 

WIRELESS

 

EPHY_TDP Zener Diode is

EPHY_TDN close to wafer

EPHY_RDP RS232C

EPHY_RDN THE  SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES

R8283

0

OPT

 

 

 

 

C8218

 

 

 

 

10pF

5.6V

D8207

 

 

50V

 

 

 

 

 

 

R8284

 

 

 

 

0

 

 

 

 

 

OPT

 

 

 

R8285

C8220

 

 

 

10pF

 

 

 

0

50V

5.6V

D8212

5.6V

OPT

D8208

C8221

 

 

 

 

10pF

 

 

 

 

50V

 

 

 

 

R8286

 

 

 

 

0

 

 

D8209

 

 

10pF

 

5.6V

 

OPT

 

 

 

 

C8222

 

 

 

 

50V

 

 

 

 

 

1

 

 

 

2

 

3

 

4

C8216

 

 

 

 

1000pF

 

 

 

5

50V

 

6

 

 

C8217

 

 

 

7

1000pF

 

8

 

 

 

 

 

D3.3V

R8281 510

D1

RS232C

EPHY_LINK

 

 

D8210

5.6V

 

EPHY_ACTIVITY

D8211

 

 

5.6V

D2

R8282 510

D3

D4

9

 

 

 

 

 

 

 

 

10

 

 

 

 

+3.5V_ST

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPT

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IR_OUT

R8279

4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0

8

 

 

 

 

 

 

 

R8277

 

 

 

 

 

 

 

100

 

C8200

0.33uF

 

 

 

 

 

3

 

 

 

 

 

 

 

 

IC8200

 

C8205

 

 

R8278

7

 

 

 

 

 

 

 

 

 

MAX3232CDR

0.1uF

 

 

100

2

 

 

 

 

 

 

 

 

 

 

C1+

VCC

 

D8202

D8203

 

6

 

 

 

 

 

 

 

1

16

 

CDS3C30GTH

CDS3C30GTH

 

1

C8201

 

 

 

30V

30V

 

 

 

 

 

 

 

 

0.1uF

V+

GND

 

 

 

 

 

 

 

2

15

+3.5V_ST

 

 

 

 

C8202

 

 

 

 

 

SPG09-DB-009

 

 

 

 

 

 

0.1uF

C1-

DOUT1

 

 

 

 

P8201

 

 

3

14

 

 

 

 

 

 

 

C2+

RIN1

R8222

R8223

 

 

 

 

 

4.7K

4.7K

 

 

 

 

 

4

13

OPT

OPT

 

 

 

C8203

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1uF

C2-

ROUT1

 

 

R8273 0

 

 

 

 

 

 

 

 

5

12

 

 

 

 

BCM_RXD1

 

 

V-

DIN1

 

 

R8274 0

NEC_RXD

 

 

6

11

 

 

 

 

 

 

 

 

 

 

 

C8204

 

 

 

 

 

 

 

0.1uF DOUT2

DIN2

 

 

 

 

 

 

 

7

10

 

 

R8272 0

 

 

 

 

 

 

 

BCM_TXD1

 

 

 

 

 

 

 

 

 

 

RIN2

ROUT2

 

 

 

 

 

 

 

8

9

 

 

R8275

0

NEC_TXD

 

 

 

 

 

 

 

 

 

 

EAN41348201

 

 

 

 

 

THE SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. 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 Manual background SYMBOL MARK OF THE SCHEMETIC.

Trace impedance : 100 ohm differenctial impedance to GND plane 5 mils trace width with 7 mils air gap on P/N pair.

Adjacent TX/RX differential pairs should be separated by more than 15 mils to each other

Copyright © 2010 LG Electronics. Inc. All rights reserved.

 

Only for training and service purposes

LGE Internal Use Only

Image 30
Contents READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LD03ELED LCD TV SERVICE MANUAL http//aic.lgservice.comPRODUCT SAFETY CONTENTSCONTENTS SPECIFICATIONGeneral Guidance SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE Before returning the receiver to the customer1. Application range SPECIFICATION4. Module General Specification 3. Test method5. Module optical specification 6. Component Video Input Y, CB/PB, CR/PR1 DTV Mode 7. RGB PC8. HDMI Input 2 PC Mode3.1. ADC Adjustment ADJUSTMENT INSTRUCTION3. Automatic Adjustment 1. Application Range3.4. LAN PORT INSPECTIONPING TEST 3.5. V-COM AdjustOnly LGDM+S Module3.3. LAN SET PC3.6. Model name & serial number download 3.7. CI+ Key Download method4.1.3. Adjust method 4. Manual Adjustment4.1. ADCGP2 Adjustment 4.1.1. Overview4.3.1 Overview 4.3. White Balance Adjustment4.3.4. Adj. Command Protocol 4.3.2 Equipment4.3.5. Adj. method 4.4. EYE-Q function check4.5. Local Dimming Function Check 4.3.6. Reference White Balance Adj. coordinate and temperature5. GND and Internal Pressure check 7. USB S/W Download option, Service only6. Audio 4.6. Option selection per countryBLOCK DIAGRAM EXPLODED VIEW NVRAM RESETBoot Strap NAND FLASH MEMORY 4Gbit 512M for BBAUDIO INCM Only for training and service purposesVIDEO INCM 54MHz26page TUNERHALF NIM Place here for common circuit with ATSC+1.8VAMP +1.8VHDMI TUIFN1Close to IC HONG YEON HYUKCOMPONENT New Item DevelopmentEARPHONE BLOCK Rear CVBSCAN H-NIM/NIM TUNER for EU TU2701TDFR-G135D USB / DVR Ready +3.3VNORMAL USB2 OPTIONEARPHONE AMP EARPHONE BLOCKAudio Out Amp SCART2 PINBLUETOOTH FOR BCM EUROBBTV R7406 Mini LVDSR7405 R7407LVDS PANELPOWER FROM LIPS & POWER B/DPowerDET +5VNORMALIC8101 GP2Saturn7MMICOM close to wafer IR & KEYZener Diode is RS232CUIHWPORT3 HDMI CECUIHWPORT1 SIDEHDMIPORT4RGB PC RGB INRGB AUDIO IN New Item Developmen H9.2mm SIDEAVRS232C & Wireless WIRELESS READY MODELWireless power KIM JONG HYUN SPEAKERLSPEAKERR URSA3 CORE +3.3VMEMCURSA3 DDR3 DDR3 1.5V By CAP - Place these Caps near MemoryURSA3 Separate DVDDDDR PowerSerial Flash IC9001LEVEL Shift Block POWER BlockHVDD Block P-GAMMA Block32FHD
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