LG Electronics 55LA625C-ZA service manual ADC Process, EDID Download, EDID data

Page 11
*After downloading, have to adjust Tool Option again.

*After downloading, have to adjust Tool Option again.

(1)Push "IN-START" key in service remote control.

(2)Select "Tool Option 1" and push "OK" key.

(3)Punch in the number. (Each model has their number)

(4)Completed selecting Tool option.

3.1. ADC Process

*If ADC processes as OTP, There is no need to proceed internal ADC.

-Enter Service Mode by pushing "ADJ" key,

-Enter Internal ADC mode by pushing "►" key at "7. ADC Calibration".

 

EZ ADJUST

 

 

ADC Calibration

0. Tool Option1

 

ADC Comp 480i

 

 

 

 

 

NG

 

1. Tool Option2

 

 

 

 

ADC Comp 1080p

 

NG

 

 

 

 

 

 

2. Tool Option3

 

ADC RGB

 

NG

 

3. Tool Option4

 

 

 

 

 

 

 

4. Tool Option5

 

 

Start

 

Reset

 

5.

5. Commercial Tool Option

 

 

 

 

 

 

 

6.

Country Group

 

 

 

 

 

 

 

7.ADC Calibration

 

 

 

8.

White Balance

 

 

 

 

 

 

 

9.

10 Point WB

 

 

 

 

 

 

 

10. Test Pattern

11 EDID D/L

12. Sub B/C

13. Ext. Input Adjust

<Caution> Using "P-ONLY" key of the Adjustment remote control, power on TV.

* ADC Calibration Protocol (RS232)

NO

Item

CMD 1

CMD 2

Data 0

 

 

 

 

 

 

 

 

Enter

Adjust

A

A

0

0

When transfer the ‘Mode In’,

Adjust MODE

‘Mode In’

Carry the command.

 

 

 

 

ADC adjust

ADC Adjust

A

D

1

0

Automatically adjustment

(The use of a internal pattern)

 

 

 

 

 

 

Adjust Sequence

aa 00 00 [Enter Adjust Mode]

xb 00 40 [Component Input480i)]

ad 00 10 [Adjust 480i & 1080p Comp]

xb 00 60 [RGB Input (1024*768)]

ad 00 10 [Adjust 1024*768 RGB]

aa 00 90 End Adjust mode

* Required equipment : Adjustment remote control.

3.2.EDID Download

(1)After enter Service Mode by pushing "ADJ" key.

(2)Enter EDID D/L menu.

(3)Enter "START" by pushing "OK" key.

 

EZ ADJUST

 

 

 

EDID D/L

 

 

0.

Tool Option1

 

 

HDMI1

NG

 

1. Tool Option2

 

 

HDMI2

NG

 

2.

Tool Option3

 

 

HDMI3

NG

 

3. Tool Option4

 

 

RGB

NG

 

4.

Tool Option5

 

 

 

 

 

 

 

5.

Country Group

 

 

 

Start

 

Reset

 

 

 

 

 

 

 

 

6. ADC Calibration

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.

White Balance

 

 

 

 

 

 

 

8.

10 Point WB

 

 

 

 

 

 

 

9.

Test Pattern

 

 

 

 

 

 

 

10. EDID D/L

 

 

 

 

 

 

11. Sub B/C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

<Caution> Never connect HDMI & D-sub cable when EDID downloaded.

3.3.EDID data

(1)HD RGB EDID data

 

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

00

00

 

FF

FF

FF

FF

FF

FF

 

00

1E

6D

 

a

 

 

b

 

10

 

c

01

03

68

A0

5A

 

78

0A

EE

91

 

A3

54

4C

 

99

26

20

0F

 

50

54

A1

08

00

71

 

40

61

40

45

 

40

31

40

 

01

01

30

01

 

01

01

01

01

01

1B

 

21

50

A0

51

 

00

1E

30

 

48

88

40

35

 

00

40

84

00

00

00

 

1C

01

1D

00

 

72

51

D0

 

1E

20

50

6E

 

28

55

00

A0

5A

00

 

00

00

1E

00

 

00

00

FD

 

00

3A

60

3E

 

1E

53

10

00

0A

20

 

20

20

20

20

 

20

 

 

d

 

70

 

 

 

 

 

 

 

 

d

 

 

 

 

 

 

 

 

00

e

(2) FHD RGB EDID data

 

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

00

00

 

FF

FF

FF

FF

FF

FF

 

00

1E

6D

 

a

 

 

b

 

10

 

c

01

03

68

A0

5A

 

78

0A

EE

91

 

A3

54

4C

 

99

26

20

0F

 

50

54

A1

08

00

31

 

40

45

40

61

 

40

71

40

 

81

80

30

01

 

01

01

01

01

01

02

 

3A

80

18

71

 

38

2D

40

 

58

2C

40

45

 

00

A0

5A

00

00

00

 

1E

66

21

50

 

B0

51

00

 

1B

30

50

40

 

70

36

00

A0

5A

00

 

00

00

1E

00

 

00

00

FD

 

00

3A

60

3E

 

1E

53

10

00

0A

20

 

20

20

20

20

 

20

 

 

d

 

70

 

 

 

 

 

 

 

 

d

 

 

 

 

 

 

 

 

00

e

(3) HD HDMI EDID data

 

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

00

00

 

FF

FF

FF

FF

FF

FF

 

00

1E

6D

 

a

 

 

b

 

10

 

c

01

03

80

A0

5A

 

78

0A

EE

91

 

A3

54

4C

 

99

26

20

0F

 

50

54

A1

08

00

31

 

40

45

40

61

 

40

71

40

 

01

01

30

01

 

01

01

01

01

01

66

 

21

50

B0

51

 

00

1B

30

 

40

70

40

36

 

00

40

84

63

00

00

 

1E

64

19

00

 

40

41

00

 

26

30

50

18

 

88

03

06

40

84

63

 

00

00

18

00

 

00

00

FD

 

00

3A

60

3E

 

1E

53

10

00

0A

20

 

20

20

20

20

 

20

 

 

d

 

70

 

 

 

 

 

 

 

 

d

 

 

 

 

 

 

 

 

01

e

80

02

 

03

22

F1

4E

10

1F

 

04

93

05

14

 

03

02

12

 

20

21

90

22

 

15

01

26

15

07

50

 

09

57

07

 

 

 

 

f

 

 

 

A0

80

 

1E

01

1D

80

18

71

 

1C

16

20

58

 

2C

25

00

 

A0

5A

B0

00

 

00

00

9E

01

1D

00

 

72

51

D0

1E

 

20

6E

28

 

55

00

C0

20

 

C2

31

00

00

1E

8C

 

0A

D0

8A

20

 

E0

2D

10

 

10

3E

D0

96

 

00

A0

5A

00

00

00

 

18

02

3A

80

 

18

71

38

 

2D

40

E0

58

 

2C

45

00

A0

5A

00

 

00

00

1E

00

 

00

00

00

 

00

00

F0

00

 

00

00

00

00

00

00

 

00

00

00

00

 

00

00

00

 

00

e

(4) FHD HDMI EDID data

 

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

00

00

 

FF

FF

FF

FF

FF

FF

 

00

1E

6D

 

a

 

 

b

 

10

 

c

01

03

80

A0

5A

 

78

0A

EE

91

 

A3

54

4C

 

99

26

20

0F

 

50

54

A1

08

00

31

 

40

45

40

61

 

40

71

40

 

81

80

30

01

 

01

01

01

01

01

02

 

3A

80

18

71

 

38

2D

40

 

58

2C

40

45

 

00

A0

5A

00

00

00

 

1E

66

21

50

 

B0

51

00

 

1B

30

50

40

 

70

36

00

A0

5A

00

 

00

00

1E

00

 

00

00

FD

 

00

3A

60

3E

 

1E

53

10

00

0A

20

 

20

20

20

20

 

20

 

 

d

 

70

 

 

 

 

 

 

 

 

d

 

 

 

 

 

 

 

 

01

e

80

02

 

03

22

F1

4E

10

9F

 

04

13

05

14

 

03

02

12

 

20

21

90

22

 

15

01

26

15

07

50

 

09

57

07

 

 

 

 

f

 

 

 

A0

 

f

01

1D

80

18

71

 

1C

16

20

58

 

2C

25

00

 

20

C2

B0

31

 

00

00

9E

01

1D

00

 

72

51

D0

1E

 

20

6E

28

 

55

00

C0

20

 

C2

31

00

00

1E

02

 

3A

80

18

71

 

38

2D

40

 

58

2C

D0

45

 

00

A0

5A

00

00

00

 

1E

01

1D

00

 

BC

52

D0

 

1E

20

E0

B8

 

28

55

40

C4

8E

21

 

00

00

1E

00

 

00

00

00

 

00

00

F0

00

 

00

00

00

00

00

00

 

00

00

00

00

 

00

00

00

 

00

e

Copyright ©

LG Electronics. Inc. All rights reserved.

- 11 -

LGE Internal Use Only

Only for training and service purposes

 

 

Image 11
Contents MODEL 55LA625C 55LA625C-ZA SERVICE MANUALREAD THE SAFETY PRECAUTIONS IN THIS MANUAL LED TVLGE Internal Use Only Only for training and service purposesCopyright LG Electronics. Inc. All rights reservedLeakage Current Cold CheckAntenna Cold Check SAFETY PRECAUTIONSGeneral Guidance Before returning the receiver to the customerElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSRemoval IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement3. Test method SPECIFICATION4. Model General Specification 1. Application range1/4, 1/8, 1/16, 1/32 Symbolrate 4.0Msymbols/s to 7.2Msymbols/sDVB-T Guard IntervalBitrateMbit/s5.3. RGB Input PC - FHD Model 5. Video resolutions 2D5.1. Component Input Y, CB/PB, CR/PR 5.2. RGB Input PC - HD ModelPCDVI 5.3. HDMI InputPC/DTV3. Main PCB check process ADJUSTMENT INSTRUCTION1. Application Range 2. Designation3.3. EDID data After downloading, have to adjust Tool Option again3.1. ADC Process 3.2. EDID Download3.4 Function Check 4. Total Assembly line process4.1. White Balance adjustment 4.5. Outgoing condition Configuration 5. GND and HI-POT Test6. Model name & Serial number D/L 6.1. Signal Table7.2. CI+ Key Download 7. CI+ key download6.3. Method & notice 7.1. Communication Prot connection8.2. IR OUT 8. Check Commercial Features8.1. External speaker8OHM, 1W, Single-End 2. Digital TV Video TROUBLE SHOOTING GUIDE1. Check the booting Voltage 4. AV Video 3. Analog TV Video6. HDMI Video 5. RGB Video8. TV Audio 7. Audio of All iput10. RGB Audio 9. AV AudioTuner DVB- T/C BLOCK DIAGRAMS7LR2 LGE211A-T8 EXPLODED VIEW Copyright 2013 LG Electronics. Inc. All rights reserved 2013 S7LR22012 . 11 Normal SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESFILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS VDDC+3.3VNormal780 mA FROM LIPS & POWER B/DPowerDET +1.5VDDRNTP-7500L IC501CONTROL IR & LED THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATESSPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETICFOR FHD REVERSE10bit Change in S7LR LVDS51Pin LVDS Connector For FHD 60Hz 30Pin LVDS ConnectorFor CEC HDMI EEPROMHDMI1 HDMI2RS - 232C RS232CPC AUDIO HEADPHONERGB PC SIDE USBEAN61828901 S7LRDIVXMS10DDR256 DDR13331GHYNIXSFLASH SCART AUDIO MUTE REAR COMPONENT PHONE JACKF u l l S c a r tIC1800 EXTSPEAKERAMPSPEAKER OUT JACK EXTSPKPCMCI CI POWER ENABLE CONTROLCI Region Option name of this page CI SLOT because of Hong KongTDSS-G101D GP4RGLOBALTUNERBLOCKTU2602 TU2603