LG Electronics 42CS669C-ZD Hdmi Eeprom, HDMI1, Sidehdmi, GP3S7LR20110324 HDMI8, Body

Page 29
HDMI EEPROM

HDMI EEPROM

HDMI_1

SHIELD

20

19

18

17

16

15

5V_HDMI_1

R896

1K

R804

1.8K

5V_DET_HDMI_1

 

 

 

R806

 

 

 

 

 

10K

 

 

 

 

 

 

C

 

 

 

C802

Q802

B

R830

 

 

2SC3052

 

 

 

 

0.1uF

 

 

10K

 

3.3K

16V

 

E

 

R802

 

 

 

 

 

 

R805

0

 

 

HPD1

DDC_SDA_1

DDC_SCL_1

HDMI_1_RENESAS

IC801-*1

R1EX24002ASAS0A

A0

 

VCC

 

1

8

 

A1

 

WP

 

2

7

 

A2

 

SCL

 

3

6

 

VSS

 

SDA

 

4

5

 

 

 

 

 

 

 

 

 

 

5V_HDMI_1 +5V_Normal

 

 

 

 

 

 

 

 

 

 

 

 

 

A2

 

 

 

A1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ENKMC2838-T112

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D821

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HDMI_1_ATMEL

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

EEPROM1 R874

 

10K

 

 

 

 

 

 

 

IC801

 

 

 

 

 

 

 

EDID_WP

 

AT24C02BN-SH-T

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A0

 

VCC

 

 

 

 

HDMI

 

 

 

 

 

 

 

 

 

 

 

1

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

A1

$0.055

WP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

7

 

 

 

 

C806

 

 

R884

R888

A2

 

SCL

 

0.1uF

 

 

2.7K

2.7K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DDC_SCL_1

 

 

 

R876

22

 

 

 

 

 

 

 

 

 

 

 

GND

 

SDA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DDC_SDA_1

 

 

 

R875

22

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

_1HDMI

EAG59023302

13

 

 

12

OPT

0

R824

HDMI_1 HDMI_ARC HDMI_CEC

CK-_HDMI1

5V_HDMI_2 +5V_Normal

 

A2

 

A1

 

 

 

ENKMC2838-T112

11

CK+

10

 

9

D0-

 

8

D0_GND

 

7

D0+

 

6

D1-

 

5

D1_GND

 

4

D1+

 

3

D2-

 

2

D2_GND

 

1

D2+

 

JK802

 

OPT

D802

CK+_HDMI1

D0-_HDMI1

D0+_HDMI1

D1-_HDMI1

D1+_HDMI1

D2-_HDMI1

D2+_HDMI1

HDMI_2_RENESAS

IC802-*1

R1EX24002ASAS0A

A0VCC

18

A1WP

27

A2SCL

36

VSSSDA

45

HDMI_2_ATMEL

IC802

AT24C02BN-SH-T

A0VCC

18

A1 $0.055 WP

27

A2SCL

36

GNDSDA

45

 

 

 

 

D822

 

 

 

 

C

 

HDMI2 EEPROM

 

 

EDID_WP

 

R873

10K

 

 

C807

 

R885

R889

 

0.1uF

 

2.7K

2.7K

JP810

 

 

 

 

 

 

 

 

DDC_SCL_2

R878

22

 

 

 

 

 

 

 

DDC_SDA_2

R877

22

 

 

 

HDMI_2 SIDE_HDMI 5V_HDMI_2

BODY 5V_DET_HDMI_2

AVRL161A1R1NTSIDE_HDMI

GP3_S7LR20110324 5V_HDMI_4

Manual background 5V_DET_HDMI_4

5V_HDMI_4+5V_Normal

SHIELD

R895

20Manual backgroundManual background

1K

 

 

19

 

 

R803

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

1.8K

 

 

17

 

 

 

 

 

 

 

 

 

 

 

 

16

 

 

 

 

 

 

15

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

2HDMI

EAG59023302

13

 

 

 

 

12

 

 

 

 

 

 

11

 

 

 

 

 

 

CK+

 

 

10

 

 

 

 

 

 

 

 

9

D0-

 

 

 

 

 

 

D0_GND

8

D0+

 

 

R807

 

 

 

 

10K

 

 

 

 

 

C

R828

 

 

 

 

 

C801

Q801

B

10K

 

0.1uF

2SC3052

 

 

 

16V

 

E

 

R801

3.3K

 

 

 

 

 

 

R815

0

 

 

HPD2

DDC_SDA_2

DDC_SCL_2

HDMI_CEC

CK-_HDMI2

CK+_HDMI2

D0-_HDMI2

 

 

 

 

 

 

 

 

 

 

 

BODY

_SHIELD

 

 

 

 

 

 

20

 

 

 

R897

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1K

 

 

19

 

 

 

R837

 

 

 

 

 

 

 

 

 

18

 

 

 

 

 

 

 

 

 

 

 

1.8K

 

 

 

 

 

 

 

 

 

17

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

16

 

 

 

 

 

 

 

 

15

 

 

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EAG62611201

13

 

 

 

 

 

 

HDMI SIDE

12

 

 

 

 

 

 

11

 

 

 

 

 

 

CK+

 

 

 

10

 

 

 

D0-

 

 

 

9

 

 

 

 

 

 

 

 

 

 

 

8

D0_GND

 

 

 

 

 

 

 

 

 

 

 

 

 

7

D0+

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R808

 

 

 

 

10K

 

 

 

 

 

C

 

 

 

Q803

R862

 

 

C803

B

 

 

2SC3052

 

 

 

0.1uF

10K

 

 

 

 

 

16V

 

R835

3.3K

 

E

 

 

JP805

 

 

 

 

JP806

 

 

 

 

R841

0

 

HDMI_SIDE_RENESAS

 

 

 

IC804-*1

HPD4

R1EX24002ASAS0A

 

 

 

 

 

A0

 

VCC

DDC_SDA_4

 

1

8

 

A1

 

WP

DDC_SCL_4

 

2

7

 

 

 

 

 

 

A2

 

SCL

HDMI_CEC

 

3

6

 

VSS

 

SDA

 

 

 

 

4

5

 

CK-_HDMI4

CK+_HDMI4

D0-_HDMI4

HDMI_SIDE_ATMEL

IC804

AT24C02BN-SH-T

A0VCC

18

$0.055

A1WP

27

A2SCL

36

GNDSDA

45

 

 

A2

A1

 

 

 

ENKMC2838-T112

 

 

 

D824

EEPROM

 

 

C

SIDE_

 

10K

EDID_WP

R871

 

HDMI

 

 

 

C809

 

R887

R891

0.1uF

 

2.7K

2.7K

JP812

Manual backgroundManual backgroundManual background DDC_SCL_4 R881 22

Manual backgroundManual backgroundManual background DDC_SDA_4 R882 22

7

D1-

6

D1_GND

5

D1+

4

D2-

3

D2_GND

2

D2+

1

OPT

D801

JK801

D0+_HDMI2

D1-_HDMI2

D1+_HDMI2

D2-_HDMI2

D2+_HDMI2

 

6

D1-

 

 

 

 

5

D1_GND

 

 

 

 

 

 

 

 

 

 

4

D1+

 

 

 

 

 

 

 

 

 

 

3

D2-

 

 

 

 

 

 

 

 

 

 

2

D2_GND

 

 

 

 

 

 

 

 

 

 

1

D2+

 

 

 

 

 

 

 

 

 

JK803

 

 

OPT

D811

 

 

 

 

 

D0+_HDMI4

D1-_HDMI4

D1+_HDMI4

For

CEC

 

 

 

 

OPT D804

D2-_HDMI4

 

 

 

 

 

 

 

 

 

D2+_HDMI4

HDMI_CEC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D803

AVRL161A1R1NT

 

 

 

OPT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GND

 

 

 

 

OPT 68K

R854

R855

100

OPT

S

G

+3.5V_ST

 

OPT

R856

R857

 

10K

68K

 

 

 

 

OPT

D

Q806

SI1012CR-T1-GE3

C805

0.1uF

16V

OPT

GND

Manual backgroundManual background CEC_REMOTE_S7

THE Manual background 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.

GP3_S7LR20110324

HDMI8

Copyright © 2012 LG Electronics. Inc. All rights reserved.

LGE Internal Use Only

Only for training and service purposes

 

Page 28 Page 30
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Page 28 Page 30
Contents SERVICE MANUAL CHASSIS LD0AWREAD THE SAFETY PRECAUTIONS IN THIS MANUAL http//aic.lgservice.comCONTENTS CONTENTSPRODUCT SAFETY SPECIFICATIONIMPORTANT SAFETY NOTICE SAFETY PRECAUTIONSGeneral Guidance Before returning the receiver to the customerElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSReplacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Power Output, Transistor Device Removal/Replacement4. Model General Specification SPECIFICATION1. Application range 3. Test method6. RGB Input PC 5. Component Video Input Y, CB/PB, CR/PR2 PC Mode 7. HDMI Input PC/DTV1 DTV Mode 1. Application Range ADJUSTMENT INSTRUCTION2. Designation 3. Main PCB check process3.2. EDID Download 3.1. ADC Process3.3. EDID data After downloading, have to adjust Tool Option again4.1. Adjustment Preparation 4. Total Assembly line process3.4. Function Check Manual W/B process using adjusts Remote control6.1. Signal TABLE 4.3. Outgoing condition Configuration6.2. Command Set 5. GND and HI-POT Test7. CI+ Key Download method No No No No No TROUBLESHOOTING1. Power-up boot check No No No No 2. Digital TV Video3. Analog TV Video 5. Component Video 4. AV VideoNo No No ok No7. RGB Video 6. SCART VideoCheck HDMI Cable conductors for damage or open conductor 8. HDMI Video9. All Source Audio 11. Analog TV Audio 10. Digital TV Audio14. RGB Audio 12. AV Audio13. Component/ SCART Audio BLOCK DIAGRAMSide RearEXPLODED VIEW GP3S7LR Only for training and service purposesCopyright 2012 LG Electronics. Inc. All rights reserved LGE Internal Use OnlyVDDC Normal PowerNormal DDR3 PowerDET FROM LIPS & POWER B/D +3.3VNormal +1.5VDDRCONTROL IR & LED IC1450 USBDIODESHDMI1 HDMI EEPROMSIDEHDMI GP3S7LR20110324 HDMI8RGB/SPDIF/PC/HP New Item DevelopmentGP3S7LR RS232C9PIN RS232CTHE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES DDR3 1.5V By CAP - Place these Caps near Memory GP3S7LR DDR256IC1201-*1 K4B1G1646G-BCH9IC1401-*1 GP3S7LR SFLASH20110511 GP3S7LRTUNERL GP4RGLOBALTUNERBLOCKIC501 NTP-7400L GP3S7LR NTP7400GP3S7LR REAR JACK Full Scart/ Comp1SIDE COMPONENT PHONE JACK New Item Developmen Option name of this page CISLOT because of Hong Kong CI RegionGP3S7LR PCMCI 10067972-0500LFSMD GAS GASKETGP3 S7LR 20110324
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