background image

1

1

2

2

3

3

4

4

5

5

6

6

D

D

C

C

B

B

A

A

EJTAG_RST_N

EJTAG_RST_N

+3V3_CPU

+3V3_CPU

+3V3_CPU

+VDD5

+VDD5

nPWR_RST

[33]

EJT_TDI

[28]

EJT_TRST_N

[28]

EJT_TDO

[28]

RS232_RXD1

[27]

EJT_TCK

[28]

RS232_TXD1

[27]

nFLASH_RST

[34]

EJT_TMS

[28]

RS232_RXD0

[27]

RS232_TXD0

[27]

MPEG_/RESET

[5]

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [Reset & UART & EJTAG]

LGE freesat

42_47LF7700

41

50

Monday, March 16, 2009

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [Reset & UART & EJTAG]

LGE freesat

42_47LF7700

41

50

Monday, March 16, 2009

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [Reset & UART & EJTAG]

LGE freesat

42_47LF7700

41

50

Monday, March 16, 2009

R1072

OPEN-103/1005

R1072

OPEN-103/1005

Q1071
MMBT4401

Q1071
MMBT4401

1

2

3

R1077

102/1005

R1077

102/1005

C1072

OPEN-103p/1005

C1072

OPEN-103p/1005

R1075

104/1005

R1075

104/1005

TP1071

TP06

TP1071

TP06

1

R1076

330/1005

R1076

330/1005

S1071
OPEN-JTP1127WEM

S1071
OPEN-JTP1127WEM

1

2

3

4

C1074

104p/16V/1005

C1074

104p/16V/1005

C1073

OPEN-104p/1005

C1073

OPEN-104p/1005

PR1071

102*4/1005

PR1071

102*4/1005

1

8

2

7

3

6

4

5

C1075

OPEN-104p/1005

C1075

OPEN-104p/1005

R1086
103/1005

R1086
103/1005

R1074

330/1005

R1074

330/1005

TP1074

TP06

TP1074

TP06

1

JP1072

OPEN-2110-DS14-G

JP1072

OPEN-2110-DS14-G

1
3
5
7
9
11
13

14

12

10

8

6

4

2

U1071

ASM811REUSF-T

U1071

ASM811REUSF-T

GND

1

RESET

2

VCC

4

MR

3

R1080

332/1005

R1080

332/1005

2mm

JP1071
53014-0410

2mm

JP1071
53014-0410

4

3

2

1

R1073
102/1005

R1073
102/1005

TP1072

TP06

TP1072

TP06

1

R1082

OPEN-102/1005

R1082

OPEN-102/1005

R1079

332/1005

R1079

332/1005

R1083

OPEN-222/1005

R1083

OPEN-222/1005

C1071

104p/16V/1005

C1071

104p/16V/1005

R1078

222/1005

R1078

222/1005

R1071

103/1005

R1071

103/1005

R1085

OPEN-332/1005

R1085

OPEN-332/1005

R1084

OPEN-332/1005

R1084

OPEN-332/1005

TP1073

TP06

TP1073

TP06

1

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

CI_A12

nCI_WAIT

CI_MDI7

CI_MDO4

CI_MDI0

nCI_CD2A

CI_D6

CI_A0

CI_MDI3

CI_MDI2

CI_MDO2

CI_MDO3

CI_MOSTRT

CI_MDI4

CI_D0

CI_A13

CI_A2

CI_MDO7

CI_A1

CI_RESET

CI_A6

nCI_IOWR

CI_D1

CI_A11

nCI_WE

CI_MDI5

nCI_CD1A

CI_A8

CI_MDI6

CI_D3
CI_D4

CI_A5

CI_D5

CI_A4

CI_A9

nCI_OE

CI_A3

CI_MDO5

CI_MDI1

CI_MDO6

CI_D7

CI_MCLKI

CI_A10

nCI_IRQA

CI_MISTRT

CI_A7

CI_A14

CI_MCLKO

CI_D2

CI_MIVAL

nCI_CE1

CI_MDO1

CI_MDO0

nCI_IORD

CI_MOVAL

nCI_OE

nCI_IORD
nCI_IOWR

nCI_CE1

nCI_WE

nCI_IRQA

nCI_CD1A
nCI_CD2A

CI_MDI2

CI_MOVAL

RMXP_D1

CI_MDO0

CI_MDO5

CI_MDI5

RMXP_D7

CI_MDO2

CI_MOSTRT

RMXP_D3

RMXP_D5

CI_MDI1

CI_MDI3

CI_MDO6

RMXP_D2

RMXP_D4

PPKT_D5

PPKT_VAL

CI_MDI4

CI_MDO3

PPKT_D4

PPKT_D6

CI_MISTRT

PPKT_D1

PPKT_D7

RMXP_VAL

PPKT_D2

CI_MDO1

PPKT_D0

CI_MDI6

RMXP_D0

PPKT_SYNC

CI_MDI0

CI_MDO7

CI_MDI7

PPKT_D3

PPKT_CLK

RMXP_CLK

RMXP_SYNC

CI_MDO4

RMXP_D6

nCI_WAIT

CI_RESET

CI_OUTEN_N

CI_OUTEN_N

nCI_WAIT

EBI_CS2_CI1A_N

nCI_WE

nCI_OE

nCI_IOWR

nCI_IORD

nCI_CE1

EBI_ADDR3
EBI_ADDR1

EBI_ADDR2

EBI_ADDR6

EBI_ADDR4

EBI_ADDR5

EBI_ADDR7

EBI_ADDR0

CI_A6

CI_A1

CI_A7
CI_A5
CI_A3

CI_A4

CI_A0
CI_A2

EBI_ADDR9

EBI_ADDR14

EBI_ADDR11

EBI_ADDR13

EBI_ADDR10

EBI_ADDR12

EBI_ADDR8

CI_A14

CI_A10

CI_A12
CI_A13
CI_A8
CI_A11

CI_A9

CI_MCLKI

CI_MIVAL

CI_MCLKO

CI_D0

CI_D2

EBI_DATA8

EBI_DATA10

EBI_CS2_CI1A_N

CI_D1

CI_D5

CI_D4

CI_D3
CI_D7

CI_D6

EBI_DATA11

EBI_DATA13

EBI_DATA12

EBI_DATA15

EBI_DATA14

EBI_DATA9

+3V3_CPU

+3V3_CPU

+3V3_CPU

+CI_VCC

+CI_VCC

+CI_VCC

+CI_VCC

+3V3_CPU

+VDD5

+CI_VCC

+3V3_CPU

+3V3_CPU

EBI_ADDR[25..0]

[26,33,34]

CI_OUTEN_N

[27]

nCI_IRQ

[27]

nCI_CD2

[27]

nCI_CD1

[27]

RMXP_CLK

[27]

PPKT_SYNC

[27]

RMXP_SYNC

[27]

RMXP_D[7..0]

[27]

PPKT_VAL

[27]

RMXP_VAL

[27]

PPKT_CLK

[27]

PPKT_D[7..0]

[27]

CI_RESET

[27]

CI_PWR

[27]

EBI_DS_N

[26,33]

EBI_WE1_N

[33]

EBI_nWE

[33,34]

EBI_nRD

[26,33,34]

EBI_CS2_CI1A_N

[33]

EBI_IOREADY_N

[33]

EBI_DATA[15..0]

[33,34]

EBI_RW_N

[26,33]

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [CI Interface]

LGE freesat

42_47LF7700

42

50

Monday, March 16, 2009

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [CI Interface]

LGE freesat

42_47LF7700

42

50

Monday, March 16, 2009

Title

Size

Document Number

Rev

Date:

Sheet

of

71-00144MA

1.0

BCM7404 [CI Interface]

LGE freesat

42_47LF7700

42

50

Monday, March 16, 2009

Q1091
IRLML6402TRPBF

Q1091
IRLML6402TRPBF

2

1

3

R1096

330/1005

R1096

330/1005

C1102

225p/16V

C1102

225p/16V

C1091

104p/16V/1005

C1091

104p/16V/1005

R1091

121/5025

R1091

121/5025

R1110
332/1005

R1110
332/1005

C1101

104p/16V/1005

C1101

104p/16V/1005

U1092
SN74LVC244APWR

U1092
SN74LVC244APWR

1A1

2

1Y1

18

1A2

4

1Y2

16

1A3

6

1Y3

14

1A4

8

1Y4

12

2A1

11

2Y1

9

2A2

13

2Y2

7

2A3

15

2Y3

5

2A4

17

2Y4

3

1G

1

2G

19

VCC

20

DGND

10

PR1092
330*4/1005

PR1092
330*4/1005

1

8

2

7

3

6

4

5

R1109

103/1005

R1109

103/1005

Q1092
MMBT4401

Q1092
MMBT4401

1

2

3

C1096

104p/16V/1005

C1096

104p/16V/1005

U1093
SN74LVC244APWR

U1093
SN74LVC244APWR

1A1

2

1Y1

18

1A2

4

1Y2

16

1A3

6

1Y3

14

1A4

8

1Y4

12

2A1

11

2Y1

9

2A2

13

2Y2

7

2A3

15

2Y3

5

2A4

17

2Y4

3

1G

1

2G

19

VCC

20

DGND

10

C1100

104p/16V/1005

C1100

104p/16V/1005

JP1091
10067972-050LF

JP1091
10067972-050LF

A1

1

A2

2

A3

3

A4

4

A5

5

A6

6

A7

7

A8

8

A9

9

A10

10

A11

11

A12

12

A13

13

A14

14

A15

15

A16

16

A17

17

A18

18

A19

19

A20

20

A21

21

A22

22

A23

23

A24

24

A25

25

A26

26

A27

27

A28

28

A29

29

A30

30

A31

31

A32

32

A33

33

A34

34

A35

35

A36

36

A37

37

A38

38

A39

39

A40

40

A41

41

A42

42

A43

43

A44

44

A45

45

A46

46

A47

47

A48

48

A49

49

A50

50

A51

51

A52

52

A53

53

A54

54

A55

55

A56

56

A57

57

A58

58

A59

59

A60

60

A61

61

A62

62

A63

63

A64

64

A65

65

A66

66

A67

67

A68

68

GND

70

GND

69

N.C

71

N.C

72

GND

73

GND

74

C1095

104p/16V/1005

C1095

104p/16V/1005

C1092

104p/16V/1005

C1092

104p/16V/1005

R1093

330/1005

R1093

330/1005

R1117

104/1005

R1117

104/1005

R1118

752/1005

R1118

752/1005

R1114

330/1005

R1114

330/1005

C1097

106p/25V/3216

C1097

106p/25V/3216

U1091
SN74LVC244APWR

U1091
SN74LVC244APWR

1A1

2

1Y1

18

1A2

4

1Y2

16

1A3

6

1Y3

14

1A4

8

1Y4

12

2A1

11

2Y1

9

2A2

13

2Y2

7

2A3

15

2Y3

5

2A4

17

2Y4

3

1G

1

2G

19

VCC

20

DGND

10

R1104

103/1005

R1104

103/1005

U1094
SN74LVC245APWR

U1094
SN74LVC245APWR

GND

10

VCC

20

T/R

1

/OE

19

B7

11

B6

12

B5

13

B4

14

B3

15

B2

16

B1

17

B0

18

A0

2

A1

3

A2

4

A3

5

A4

6

A5

7

A6

8

A7

9

R1108

103/1005

R1108

103/1005

R1112

103/1005

R1112

103/1005

PR1091
330*4/1005

PR1091
330*4/1005

1

8

2

7

3

6

4

5

R1105

103/1005

R1105

103/1005

R1094

330/1005

R1094

330/1005

R1098

330/1005

R1098

330/1005

R1106

103/1005

R1106

103/1005

R1099

103/1005

R1099

103/1005

C1099

104p/16V/1005

C1099

104p/16V/1005

R1113

103/1005

R1113

103/1005

PR1093
330*4/1005

PR1093
330*4/1005

1

8

2

7

3

6

4

5

R1107

103/1005

R1107

103/1005

R1116

330/1005

R1116

330/1005

C1093

104p/16V/1005

C1093

104p/16V/1005

R1102

103/1005

R1102

103/1005

R1095

103/1005

R1095

103/1005

C1094

104p/16V/1005

C1094

104p/16V/1005

R1100

103/1005

R1100

103/1005

R1111

103/1005

R1111

103/1005

R1092

330/1005

R1092

330/1005

R1119

561/1005

R1119

561/1005

PR1094
330*4/1005

PR1094
330*4/1005

1

8

2

7

3

6

4

5

R1115

330/1005

R1115

330/1005

R1097

330/1005

R1097

330/1005

R1103

103/1005

R1103

103/1005

R1101

103/1005

R1101

103/1005

Содержание 42LF7700

Страница 1: ...S READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS MODEL 42LF7700 42LF7700 ZC North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL42349003 0903 REV00 ...

Страница 2: ...t reserved 2 LGE Internal Use Only Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 14 TROUBLE SHOOTING 23 BLOCK DIAGRAM 31 WIRING DIAGRAM 32 EXPLODED VIEW 34 SCHEMATIC DIAGRAMME ...

Страница 3: ... such as antennas terminals etc to be sure the set is safe to operate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in ...

Страница 4: ... on your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge...

Страница 5: ...the solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replac...

Страница 6: ...formance of each parts are followed each drawing and specification by part number in accordance with BOM 2 5 The receiver must be operated for about 5 minutes prior to the adjustment 4 General Specification No Item Specification Remark 1 Display Screen Device 32 37 42 47 wide Color Display Module 2 Aspect Ratio 16 9 MAKER 32 LGD 37 LGD 42 LGD 47 LGD 3 Operating Environment Temp 5 35 deg Humidity 1...

Страница 7: ... Jack 2EA PAL SECAM SCART1 Jack is Full SACRT and support RF OUT TV OUT SCART2 jack is Half SCART and support MNT OUT 4 Video Input RCA 1EA PAL SECAM NTSC Side 5 Component Input 1EA Y Cb Cr Y Pb Pr 6 RGB Input RGB PC Analog D SUB 15PIN 7 HDMI Input 3EA HDMI1 DTV DVI HDMI2 DTV HDMI3 DTV PC HDMI version 1 3 Support HDCP 8 Audio Input 3EA L R Input 9 SDPIF out 1EA In digital mode only 10 Headphone ou...

Страница 8: ...k environment at 25 2_ 3 The values specified are at approximate distance 50Cm from the LCD surface 4 Ta 25 2 C VLCD 12 0V fV 60Hz Dclk 72 4MHz VBR_A 1 65V ExtVBR_B 100 6 2 37 LCD Module No Item Min Typ Max Unit Remark 1 Luminance white Luminance white 400 500 cd m PSM Vivid CSM Cool White 100 IRE Dynamic contrast off Dynamic color L off Variation 1 3 2 View angle R L U D 178 178 degree 3 Contrast...

Страница 9: ...t at 25 2_ 3 The values specified are at approximate distance 50Cm from the LCD surface 4 Ta 25 2 C VLCD 12 0V fV 60Hz Dclk 72 4MHz VBR_A 1 65V ExtVBR_B 100 6 4 47 LCD Module No Item Min Typ Max Unit Remark 1 Luminance white Luminance white 400 500 cd m PSM Vivid CSM Cool White 100 IRE Dynamic contrast off Dynamic color L off Variation 1 3 2 View angle R L U D 178 178 degree 3 Contrast ratio 900 1...

Страница 10: ...t Y PB PR No Resolution H freq kHz V freq kHz Pixel clock MHz Proposed Remark 1 720 480 15 73 59 94 13 500 SDTV DVD 480I 525I 2 720 480 15 75 60 00 13 514 SDTV DVD 480I 525I 3 720 576 15 625 50 00 13 500 SDTV DVD 576I 625I 50Hz 4 720 480 31 47 59 94 27 000 SDTV 480P 5 720 480 31 50 60 00 27 027 SDTV 480P 6 720 576 31 25 50 00 27 000 SDTV 576P 50Hz 7 1280 720 44 96 59 94 74 176 HDTV 720P 8 1280 720...

Страница 11: ...q kHz Pixel clock MHz Proposed Remark 1 640 480 31 649 59 94 25 175 SDTV 480p 60Hz 2 640 480 31 469 60 25 20 SDTV 480p 60Hz 3 720 480 31 47 59 94 27 00 SDTV 480p 60Hz 4 720 480 31 50 60 27 027 SDTV 480p 60Hz 5 720 576 31 25 50 00 27 00 SDTV 576p 50Hz 6 1280 720 37 50 50 00 74 176 HDTV 720p 50Hz 7 1280 720 44 96 59 94 74 176 HDTV 720p 60Hz 8 1280 720 45 00 60 74 250 HDTV 720p 60Hz 9 1920 1080 28 12...

Страница 12: ...Hz Proposed Remark 1 720 400 31 468 70 08 28 32 HDCP 2 640 480 31 469 59 94 25 17 VESA HDCP 3 800 600 37 879 60 31 40 00 VESA HDCP 4 1024 768 48 363 60 00 65 00 VESA XGA HDCP 5 1280 768 47 78 59 87 80 125 VESA WXGA HDCP 6 1360 768 47 72 59 80 84 625 VESA WXGA HDCP 7 1280 1024 63 98 60 02 108 SXGA HDCP 8 1400 1050 65 317 59 979 121 75 SXGA HDCP 9 1920 1080 66 587 59 934 138 5 WUXGA HDCP ...

Страница 13: ... Remark 1 Product Dimension Width W Length D Height H mm Before Packing 918 6 293 8 684 8 mm With Stand After Packing 1015 0 253 0 881 0 mm Box Out Size 2 Product Weight Only SET 17 3 Kg With Stand With BOX 21 1 Kg No Item Content Unit Remark 1 Product Dimension Width W Length D Height H mm Before Packing 1026 2 293 8 734 0 mm With Stand After Packing 1330 0 257 0 772 0 mm Box Out Size 2 Product W...

Страница 14: ...ownload a Put the hmx_lf7700 hdf in the USB b Connect the USB device to the USB IN jack on the side of the TV 32LF7700 ZC 37LF7700 ZC 42LF7700 ZC 47LF7700 ZC c Power Off and Power On d Waiting until the new software upgrade is finished e Fishing the version uploading you have to put USB stick and AC Power off f After putting AC Power on and check updated version on your TV z If downloading version...

Страница 15: ...ce c Power Off and Power On d Waiting until the new software upgrade is finished e Fishing the version uploading you have to put USB stick and AC Power off f After putting AC Power on and check updated version on your TV z If downloading version is more high than your TV have TV can lost all channel data In this case you have to channel recover if all channel data is cleared you didn t have a DTV ...

Страница 16: ...starts c 3 Select No c 4 OTA process does not start d The TV is reboot and OTA process starts e If not the OTA not detection message is shown Manual Update Case a Click the Software Update b Click the Manual Update c Change Frequency Polarization Symbol Rate FEC for OTA TP d Click Search button e If found the OTA detection message is shown e 1 Select Yes e 2 The tv is reboot and OTA process starts...

Страница 17: ... The TV is reboot and OTA process starts c 3 Select No c 4 OTA process does not start d The TV is reboot and OTA process starts e If not the OTA not detection message is shown Manual Update Case a Click the Software Update b Click the Manual Update c If found the OTA detection message is shown e 1 Select Yes e 2 The tv is reboot and OTA process starts e 3 Select No e 4 OTA process does not start d...

Страница 18: ...You should change the panel size by going to the Factory Mode press Menu 1 2 4 7 and 5 keys on a remote b You have to select 32 37 or 42 47 panel in Factory mode 32LF7700 ZC Panel Select Æ LG_1080P_LC320WUN_50 37LF7700 ZC Panel Select Æ LG_1080P_LC370WUE_50 42LF7700 ZC Panel Select Æ LG_1080P_LC420WUF_100 47LF7700 ZC Panel Select Æ LG_1080P_LC470WUF_100 ...

Страница 19: ...ess Menu 1 2 4 7 and 5 keys on a remote b You have to select Engineering Menu in Factory mode c Enter EDID Download by pushing OK key 32LF7700 ZC Factory mode Æ Engineering menu Æ EDID Download select 37LF7700 ZC Factory mode Æ Engineering menu Æ EDID Download select 42LF7700 ZC Factory mode Æ Engineering menu Æ EDID Download select 47LF7700 ZC Factory mode Æ Engineering menu Æ EDID Download selec...

Страница 20: ...5 40 61 40 01 01 90 40 81 80 01 01 01 01 1A 36 80 A0 70 38 1F 40 30 20 35 00 A2 0B 32 00 00 1A 16 21 50 A0 51 00 1E 30 48 88 35 00 A2 0B 32 00 00 1C 00 00 00 FD 00 39 3E 1F 54 12 00 0A 20 20 20 20 20 20 Model Nameⓓ 00 C Sⓔ d 47LF7700 ZC 00 FF FF FF FF FF FF 00 1E 6D Product IDⓐ Serial Noⓑ Week Yearⓒ 01 03 80 46 27 78 2A 60 00 A3 55 4A 9B 25 10 47 4A A1 08 00 31 40 45 40 61 40 01 01 90 40 81 80 01 ...

Страница 21: ... 30 20 35 00 33 CC 31 00 00 1A 16 21 50 A0 51 00 1E 30 48 88 35 00 33 CC 31 00 00 1C 00 00 00 FD 00 39 3E 1F 54 12 00 0A 20 20 20 20 20 20 Model Nameⓓ 01 C Sⓔ 02 03 28 F1 50 81 02 03 06 07 15 16 12 13 04 14 05 20 22 1F 10 26 15 07 50 09 57 07 83 01 00 00 67 03 0C 00 Portⓕ 00 B8 2D 01 1D 00 80 51 D0 1C 20 40 80 35 00 BC 88 21 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 1...

Страница 22: ...00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 00 13 8E 21 00 00 18 02 3A 80 18 71 38 2D 40 58 2C 45 00 06 44 21 00 00 1E 01 1D 80 18 71 1C 16 20 58 2C 25 00 C4 8E 21 00 00 9E 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 C Sⓔ ⓐ Product ID MODEL NAME PRODUCT ID HEX EDID Table 32LF7700 30384 76B0 B076 37LF7700 30376 76A8 A876 42LF7700 40441 9DF9 F99D 47LF7700 30374 76A6 A676 ⓑ Serial No Controlled on produc...

Страница 23: ...Line Filter and Power Board Cable Plug in power cord Is normal the Fuse on Power Board Connect cable Is connect the Power Board and 24P of Main Board Cable Replace fuse Connect Cable After remove the cable connect to Power Board except the SC100 connection cable authorizes the AC voltage marking on manual When ST BY 5V does not operate replace Power Board Yes No Is plug in power cord Yes No No No ...

Страница 24: ...lor where the front LED is red from blue 2 Check follow Is normal the Power Board Is normal the each connector Is output the normality Low High voltage except Stand by 5V Is normal the Main Board Yes Yes No No No No Replace Power Board After connecting well each connector the normality it operates Replace Power Board After remove JP1 normal operation Replace Main Board Is normal the output voltage...

Страница 25: ...at screen 2 It maintains the condition where the front LED is blue 2 Check follow Does minute discharge At Module Is the LVDS cable normal Is the U102 FLI10620H Output normal Yes Yes No No No Is output the normality Low High voltage except stand by 5V Reconnect the LVDS cable No Yes Yes Is the inverter on Replace Main Board Replace Main Board Check the LCD Module ...

Страница 26: ...OSD 1 Symptom 1 LED is blue 2 The minute discharge continuously becomes accomplished from module 2 Check follow Is normal the LVDS cable Is the LVDS cable normal Is normal the T Con Board of Module Yes Yes No No No No Yes Is the LVDS cable connected well Replace Power Board Replace T Con Board or LCD Module Cable inserts well No Yes Operates the U102 FLI10620H Replace Main Board Replace U102 FLI10...

Страница 27: ...e of becomes unusual display from A V mode 5 In case of becomes unusual display from Component RGB mode Is normal the Tuner D A Freesat Is normal the U102 FLI10620H Yes No No No Yes Is the Tuner cable connected well Is normal the Input voltage IIC Communication and AV2 CVBS output Cable inserts well Yes Is normal the Input voltage IIC Communication and HV sync Replace IC or Main Board No Replace T...

Страница 28: ...play from SCART1 mode 8 In case of becomes unusual display from SCART2 mode No Is normal the TDA9996 U321 Same as Block A Yes Check the input source Is normal the Input voltage IIC Communication and HV sync No Is Video input of A V Jack normal JP401 Same as Block A Yes Check the input source No Is Video input of A V Jack normal JP431 Same as Block A Yes Check the input source Replace IC or Main Bo...

Страница 29: ...but sound is not output 2 Check follow All input mode is no sound No Is VCC 16V or 20V Normal JP1 1pin Yes No Replace Power Board Yes Is the speaker Cable normal No Check the Speaker Cable Only HDMI is no sound Download the EDID data No No Only DTV is no sound No Yes Check the Tuner In Out Yes Only AV component PC input is no sound No Check the input source Yes Replace Main Board ...

Страница 30: ... 30 LGE Internal Use Only Only for training and service purposes 6 Exterior view defectiveness 1 Check follow Damage LCD module Replace LCD Module No Damage cabinet No Yes Yes Replace cabinet Yes Damage RCU Replace RCU No Replace stand Scratch Stand Yes ...

Страница 31: ...Copyright 2009 LG Electronics Inc All right reserved 31 LGE Internal Use Only Only for training and service purposes BLOCK DIAGRAM ...

Страница 32: ... TV AV Menu V V CON P No EBR48847001 IR Intelligent BOARD P No EBR42600102 CON CON JP471 JP2 JP261 Intelligent B D to Bar Shield Left P No COV30100401 JP1 P201 LIPS to MAIN B D P No COV30100302 Speaker Woofer P No EAB41280401 SC101 Noise Filter P No EAM36140904 Inverter Master Cable Contact with P402 P No COV30100502 Speaker Twitter P No EAB41284401 SPK Cable P No COV30100701 STBY LCD T CON BOARD ...

Страница 33: ...CON JP471 JP2 JP641 Intelligent B D to Bar Shield Left P No COV30100401 JP1 P201 LIPS to MAIN B D P No COV30100302 Speaker Woofer P No EAB41280401 SC101 Noise Filter P No EAM36140904 Inverter Master Cable Contact with P402 P No COV30100502 Speaker Twitter P No EAB41284401 SPK Cable P No COV30100701 STBY LCD T CON BOARD P No EAT60663701 CON P402 CON P401 CON LCD PANEL LC420WUF SBB1 P No EAJ60138601...

Страница 34: ...is have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE ...

Страница 35: ...3p 50V 1005 C20 103p 50V 1005 R28 102 1005 R28 102 1005 TP17 TP10 TP17 TP10 1 Q3 MMBT4401 Q3 MMBT4401 1 2 3 TP9 TP10 TP9 TP10 1 C1 100uF 25V BXE S C1 100uF 25V BXE S TP21 TP10 TP21 TP10 1 TP3 TP10 TP3 TP10 1 R24 102 1005 R24 102 1005 R40 153 1005 R40 153 1005 C18 104p 16V 1005 C18 104p 16V 1005 C27 104p 50V C27 104p 50V C11 105p 25V 2012 C11 105p 25V 2012 Q6 FDV301N_NL Q6 FDV301N_NL 1 3 2 C12 106p...

Страница 36: ...700 4 50 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 Douglas_USB I2C JTAG LGE freesat 42_47LF7700 4 50 Monday March 16 2009 C114 5R0p 50V 1005 C114 5R0p 50V 1005 U103 24LC256 U103 24LC256 A0 1 A1 2 A2 3 VSS 4 VCC 8 SCL 6 SDA 5 WP 7 TP101 TP08 TP101 TP08 1 Y101 19 6608MHZ 20PF SX 1 SMD Y101 19 6608MHZ 20PF SX 1 SMD 1 2 JP101 OPEN 2110 DS14 G JP101 OPEN 2110 DS14...

Страница 37: ...e after hard reset A1 A0 00 Function test vendor mode A1 A0 01 Function test vendor mode A1 A0 10 Boot from FLASH A1 A0 11 Boot from IROM Pin POD_HOST_A2 indicates 0 Internal osc 1 External osc Pin POD_HOST_A3 indicates type of memory for external boot FLASH 0 8 bit FLASH 1 16 bit FLASH Pin PODREG_HOST_A4 indicates type of memory for external boot FLASH 0 NOR FLASH 1 NAND FLASH Pin POD_IOWR_HOST_A...

Страница 38: ...1 8 2 7 3 6 4 5 PRD257 100 4 1005 PRD257 100 4 1005 1 8 2 7 3 6 4 5 CD295 102p 50V 1005 CD295 102p 50V 1005 CD262 226p 6 3V 2012 CD262 226p 6 3V 2012 RD256 100 1005 RD256 100 1005 RD276 103 1005 RD276 103 1005 PRD262 100 4 1005 PRD262 100 4 1005 1 8 2 7 3 6 4 5 RD272 100 1005 RD272 100 1005 CD280 104p 16V 1005 CD280 104p 16V 1005 CD290 102p 50V 1005 CD290 102p 50V 1005 LD251 BLM18PG121SN1D LD251 B...

Страница 39: ...p 16V 1005 C212 104p 16V 1005 C212 104p 16V 1005 C194 104p 16V 1005 C194 104p 16V 1005 R203 200 1005 R203 200 1005 R221 103 1005 R221 103 1005 R182 200 1005 R182 200 1005 R190 200 1005 R190 200 1005 C216 104p 16V 1005 C216 104p 16V 1005 C181 226p 6 3V 2012 C181 226p 6 3V 2012 TP182 TP08 TP182 TP08 1 C200 104p 16V 1005 C200 104p 16V 1005 R183 200 1005 R183 200 1005 R229 392 1005 R229 392 1005 C238 ...

Страница 40: ...DVI_ARX2P B7 HDMI_AHPD B11 HDMI_CEC A11 2WIRE_S1_SDA D12 2WIRE_S1_SCL C12 DVI_BRXCM A6 DVI_BRXCP B6 DVI_BRX0M A5 DVI_BRX0P B5 DVI_BRX1M A4 DVI_BRX1P B4 DVI_BRX2M A3 DVI_BRX2P B3 DVI_REXT D9 HDMI_BHPD C11 2WIRE_S2_SDA E11 2WIRE_S2_SCL D11 HDMI_GNDA C9 HDMI_GNDA C8 HDMI_GNDA C7 HDMI_GNDA C6 HDMI_GNDA C5 HDMI_GNDA A2 HDMI_VDDA33 C4 HDMI_VDDA33 D5 HDMI_VDDA33 D6 HDMI_VDDA33 E6 HDMI_VDD12 D10 HDMI_VDD1...

Страница 41: ... JST1223 001 GND 1 Vcc 2 Vinput 3 SH1 4 SH2 5 R361 750 F 1005 R361 750 F 1005 R363 750 F 1005 R363 750 F 1005 Q365 MMBT4401 Q365 MMBT4401 1 2 3 R425 OPEN 000 1005 R425 OPEN 000 1005 U363 ILX232 U363 ILX232 T1IN 11 T2IN 10 R1O 12 R2O 9 C1 1 C1 3 C2 4 C2 5 V 6 V 2 GND 15 VCC 16 R2IN 8 R1IN 13 T2O 7 T1O 14 5 5 4 4 3 3 2 2 1 1 D D C C B B A A HDMI_CEC HDMI1_PWR DDC1_SCL DDC1_SDA HDMI_CEC DDC2_SCL DDC2...

Страница 42: ...3 1005 C407 47uF 25V BLA S C407 47uF 25V BLA S R410 4021 F 1005 R410 4021 F 1005 RV405 SV060314B431N RV405 SV060314B431N U401A LM393MX U401A LM393MX 3 2 1 8 4 JP401 PSC003 01 JP401 PSC003 01 AOR 1 AIR 2 AOL 3 GND A 4 GND B 5 AIL 6 BLUE 7 FNS 8 GND G 9 DATA2 10 GREEN 11 DATA1 12 GND R 13 GND D 14 R CHROMA 15 RGBC 16 GND V 17 GND R 18 C LUMA 19 CVBSI 20 GND 21 GND 22 GND 23 R419 683 F 1005 R419 683 ...

Страница 43: ... C507 104p 16V 1005 C490 102p 50V 1005 C490 102p 50V 1005 C501 106p 16V 2012 C501 106p 16V 2012 R478 472 R478 472 C512 104p 16V 1005 C512 104p 16V 1005 C492 103p 50V 1005 C492 103p 50V 1005 C488 104p 16V 1005 C488 104p 16V 1005 L474 BLM18PG300SN1D L474 BLM18PG300SN1D R471 3R3 R471 3R3 R510 222 F R510 222 F R501 102 1005 R501 102 1005 R477 5R6 F R477 5R6 F C474 105p 50V 3216 C474 105p 50V 3216 R502...

Страница 44: ...005 C555 103p 50V 1005 C555 103p 50V 1005 R541 562 1005 R541 562 1005 R549 243 F 1005 R549 243 F 1005 1 1 2 2 3 3 4 4 5 5 6 6 A A B B C C D D SPI_CZ MST_WP SPI_DO RESET SPI_CK SPI_CZ MST_MSCL MST_MSCL SPI_DI MST_MSDA SPI_DO S_SCL S_SDA MST_MSDA RESET SPI_CK SPI_DI S_SDA S_SCL 3V3DIG 3V3DIG 3V3DIG 3V3DIG 3V3DIG 3V3DIG 3V3DIG 3V3DIG FRC_RST 4 FLI_SCL1 2 4 12 18 FLI_SDA1 2 4 12 18 BIT_SEL 5 10 Title ...

Страница 45: ...MDATA 30 K2 MDATA 31 M3 DQS 2 L2 DQSB 2 L3 DQS 3 M1 DQSB 3 M2 DQM 3 K3 DQM 2 L1 MCLK 0 R2 MCLKZ 0 P2 MADR 0 P3 MADR 1 P6 MADR 2 T4 MADR 3 P8 MADR 4 R4 MADR 5 R7 MADR 6 P4 MADR 7 R8 MADR 8 T5 MADR 9 P7 MADR 10 T7 MADR 11 R5 MADR 12 T8 BADR 1 T6 BADR 0 R6 MVREF N5 ODT N4 RASZ T3 CASZ R3 WEZ P5 MCLKE N8 CD147 226p 6 3V 2012 CD147 226p 6 3V 2012 CD139 103p 50V 1005 CD139 103p 50V 1005 CD131 226p 6 3V ...

Страница 46: ...L235 BLM18PG300SN1D L235 BLM18PG300SN1D CF276 104p 16V 1005 CF276 104p 16V 1005 CF240 103p 50V 1005 CF240 103p 50V 1005 CF232 103p 50V 1005 CF232 103p 50V 1005 CF261 103p 50V 1005 CF261 103p 50V 1005 CF258 103p 50V 1005 CF258 103p 50V 1005 CF231 104p 16V 1005 CF231 104p 16V 1005 CF233 104p 16V 1005 CF233 104p 16V 1005 CF239 104p 16V 1005 CF239 104p 16V 1005 CF281 103p 50V 1005 CF281 103p 50V 1005 ...

Страница 47: ... 31 LED_LD_7 36 EBI_nRD 33 34 42 EBI_TSIZE_1 33 LED_LD_5 36 LED_LD_4 36 LED_LD_3 36 LED_LD_1 36 LED_LD_2 36 RMX0_DATA 28 RMX0_SYNC 28 VO_656_D2 31 RMX0_CLK 28 EBI_ADDR25 33 34 EBI_ADDR24 33 34 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Strapping LGE freesat 42_47LF7700 26 50 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Strapping ...

Страница 48: ...SPI_M_MISO ALT2_MPOD_SCLK C22 GPIO_43 ENET_LINK C9 GPIO_44 CODEC_SCLK Ext IRQb_14 F10 GPIO_45 ENET_ACTIVITY D9 GPIO_46 CODEC_SDO E10 GPIO_47 CODEC_MCLK E8 GPIO_48 CODEC_SDI Ext IRQb_12 E9 GPIO_49 UART_TXD_0 ALT_IR_INT C8 GPIO_50 UART_RXD_0 Alt_Ext IRQb_12 D8 GPIO_51 Ext IRQb_13 PPKT_DATA5 M21 GPIO_52 PKT_CLK4 ALT_SC_RST_1 MII_TX_EN PPKT_SYNC M26 GPIO_53 PKT_VALID1 DVO_HSYNC K23 GPIO_54 PKT_SYNC4 A...

Страница 49: ...1 2 2 3 3 4 4 5 5 6 6 A A B B C C D D VDD_DDR VDD_1V2 3V3_D_CPU VDD_1V2 VDD_DDR 3V3_D_CPU VDD_DDR VDD_1V2 3V3_D_CPU Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Digital Power LGE freesat 42_47LF7700 30 51 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Digital Power LGE freesat 42_47LF7700 30 51 Monday March 16 2009 Title Size Documen...

Страница 50: ...1005 R964 37R4 F 1005 C975 104p 16V 1005 C975 104p 16V 1005 VIDEO AMP with FILTER U961 FMS6363 VIDEO AMP with FILTER U961 FMS6363 IN1 1 IN2 2 IN3 3 VCC 4 GND 5 OUT3 6 OUT2 7 OUT1 8 C973 104p 16V 1005 C973 104p 16V 1005 R965 37R4 F 1005 R965 37R4 F 1005 1 1 2 2 3 3 4 4 5 5 6 6 A A B B C C D D DP DN VBUS0 GND0 DP DN 2V6_LAN VDD_DDR 3V3_D_CPU 3V3_D_CPU VDD5 ENET_ACTIVITY 27 ENET_LINK 27 Title Size Do...

Страница 51: ...DDR14 AA22 PCI_AD31 EBI_ADDR15 Y24 PCI_CBE00 EBI_ADDR16 AE22 PCI_CBE01 EBI_ADDR17 AF24 PCI_CBE02 EBI_ADDR18 AF26 PCI_CBE03 EBI_ADDR19 AB24 PCI_INT_A2 Y21 PCI_RSTb Y22 PCI_GNT0b AA17 PCI_TRDYb EBI_TAb AC23 PCI_FRAMEb AA21 PCI_IRDYb EBI_ADDR21 AE25 PCI_STOPb EBI_ADDR22 AF25 PCI_DEVSELb EBI_ADDR23 AB21 PCI_CLK_IN Y23 PCI_PERRb AE24 PCI_REQ1b AB17 PCI_PAR EBI_ADDR20 AC21 PCI_SERRb EBI_TEAb AD23 PCI_IN...

Страница 52: ...6 LED_LD_6 26 LED_LD_5 26 LED_LD_1 26 LED_LD_7 26 LED_LD_2 26 LED_LS_3 26 LED_LD_4 26 LED_LS_0 26 LED_LD_0 26 IR_IN 1 2 5 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Miscellaneous LGE freesat 42_47LF7700 36 50 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 Miscellaneous LGE freesat 42_47LF7700 36 50 Monday March 16 2009 Title Size D...

Страница 53: ...1005 PRD1172 220 4 1005 1 8 2 7 3 6 4 5 CD1167 104p 16V 1005 CD1167 104p 16V 1005 PRD1160 220 4 1005 PRD1160 220 4 1005 1 8 2 7 3 6 4 5 64Bit DDR SDRAM U841 13 BCM7404ZKPB1G 64Bit DDR SDRAM U841 13 BCM7404ZKPB1G DDR0_DATA62 C1 DDR0_DQS6 G5 DDR0_DQS5 H5 DDR0_DQS4 K5 DDR0_DQS3 U5 DDR0_DM6 F4 DDR0_DM5 J5 DDR0_DM4 K4 DDR0_DM3 U4 DDR0_DATA61 D3 DDR0_DATA60 C3 DDR0_DATA59 B1 DDR0_DATA58 A2 DDR0_DATA57 B...

Страница 54: ...1 MB_DDR_DQ 63 0 DDR_ADD9 DDR_CKE MB_DDR_DQ11 DDR_WE_N MB_DDR_DQ13 MB_DDR_DQ5 DDR_ADD12 MB_DDR_DQ17 MB_DDR_DQ23 DDR_ADD2 DDR_RAS_N DDR_ADD7 DDR_ADD5 MB_DDR_DQ37 DDR_ADD12 MB_DDR_DQM 7 0 DDR_ADD3 MB_DDR_DQ47 DDR_ADD2 DDR_ADD10 MB_DDR_DQ18 MB_DDR_DQ39 DDR_CKE DDR_ADD 12 0 DDR_ADD9 MB_DDR_DQ 63 0 MB_DDR_DQ46 MB_DDR_DQ43 MB_DDR_DQ44 MB_DDR_DQ45 MB_DDR_DQ41 MB_DDR_DQ40 MB_DDR_DQ42 MB_DDR_DQ 63 0 38 MB_...

Страница 55: ...4 CI_OUTEN_N 27 nCI_IRQ 27 nCI_CD2 27 nCI_CD1 27 RMXP_CLK 27 PPKT_SYNC 27 RMXP_SYNC 27 RMXP_D 7 0 27 PPKT_VAL 27 RMXP_VAL 27 PPKT_CLK 27 PPKT_D 7 0 27 CI_RESET 27 CI_PWR 27 EBI_DS_N 26 33 EBI_WE1_N 33 EBI_nWE 33 34 EBI_nRD 26 33 34 EBI_CS2_CI1A_N 33 EBI_IOREADY_N 33 EBI_DATA 15 0 33 34 EBI_RW_N 26 33 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 BCM7404 CI Interface LGE freesat 42_47...

Страница 56: ...6V 1005 R1123 132 F 1005 R1123 132 F 1005 U1125 LD1117AL 1 2 SOT 223 U1125 LD1117AL 1 2 SOT 223 ADJ 1 TAP 4 VIN 3 VO 2 C1128 226p 6 3V 2012 C1128 226p 6 3V 2012 U1126 RT9018B25PSP U1126 RT9018B25PSP EN 2 VDD 4 VIN 3 NC 5 PGOOD 1 VOUT 6 ADJ 7 GND 8 TAP 9 R1125 103 F 1005 R1125 103 F 1005 C1131 OPEN 105p 16V 1005 C1131 OPEN 105p 16V 1005 TP1127 TP10 TP1127 TP10 1 U1124 LD1117AL ADJ U1124 LD1117AL AD...

Страница 57: ...ze Document Number Rev Date Sheet of 71 00144MA 1 0 CH BCM4505_DEMOD LGE freesat 42_47LF7700 46 50 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 CH BCM4505_DEMOD LGE freesat 42_47LF7700 46 50 Monday March 16 2009 Title Size Document Number Rev Date Sheet of 71 00144MA 1 0 CH BCM4505_DEMOD LGE freesat 42_47LF7700 46 50 Monday March 16 2009 BBS STRAP FUNCTION BCM45...

Страница 58: ...04p 16V 1005 C1200 106p 16V 2012 C1200 106p 16V 2012 C1243 475p 6 3V 2012 C1243 475p 6 3V 2012 C1215 102p 50V 1005 C1215 102p 50V 1005 C1241 103p 50V 1005 C1241 103p 50V 1005 C1222 103p 50V 1005 C1222 103p 50V 1005 C1237 104p 16V 1005 C1237 104p 16V 1005 C1196 106p 16V 2012 C1196 106p 16V 2012 C1232 102p 50V 1005 C1232 102p 50V 1005 C1198 104p 16V 1005 C1198 104p 16V 1005 C1230 104p 16V 1005 C1230...

Страница 59: ...4p 16V 1005 C1298 104p 16V 1005 C1299 104p 16V 1005 C1299 104p 16V 1005 R1297 101 1005 R1297 101 1005 C1301 104p 16V 1005 C1301 104p 16V 1005 L1295 BLM18PG121SN1D L1295 BLM18PG121SN1D R1296 330 1005 R1296 330 1005 C1304 104p 16V 1005 C1304 104p 16V 1005 U1291 TDA10048HN U1291 TDA10048HN VDDA_3V3 1 VIM 2 VIP 3 VSSA_3V3 4 VDDD_3V3 5 VSSA_3V3 6 XIN 7 XOUT 8 VDDA_1V2 9 VSSA_1V2 10 VDDA_1V2 11 VDDDC_1V...

Страница 60: ......

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