background image

1

2

3

4

A

B

C

D

4

3

2

1

D

C

B

A

S

C_

V

O

U

T

2SIF

S

_C

V

C

M

S

OG

_Y

2

S

OG

_I

N

S

_Y

C

VB

S

T

V

_C

VB

S

MIDSCV

FILT

VCM_AUO

SC_LO

H

P

D_C

O

N

S

D

A

_HD

M

I

S

CL_HD

M

I

SC_RO

V

C

M

_A

U

I

AOUT1L

AOUT1R

XTALI

XTALO

VRN_SIF

T

X

1M

0

T

X

1P

0

T

X

1M

1

T

X

1P

1

T

X

1M

2

T

X

1P

2

T

X

CL

K

1M

T

X

CL

K

1P

T

X

1M

3

T

X

0M

0

T

X

0P

0

T

X

0M

1

T

X

1P

3

T

X

0P

1

T

X

0P

2

T

X

CL

K

0M

T

X

CL

K

0P

T

X

0M

3

T

X

0P

3

T

X

0M

2

VCM_SIF

S

C_C

VB

S

VRP_SIF

IR'

BL_ON_OFF

AMP_MUTE'

SDA_M

SCL_M

POWER_ON

KEY

R

X

D

T

X

D

H

P

D_D

E

T

DVD_ON

PA

N

E

L_

O

N

+3V3

+3

V

3

G

N

D

G

N

D

V

CC1

V

8

+3

V

3

G

N

D

V

CC1

V

8

+3V3

VCC1V8

GND

+3V3

+3V3

+3

V

3

GND

GND

G

N

D

+1

V

8_

A

D

C

+1

V

8_

A

D

C

+1

V

8_

A

D

C

G

N

D

G

N

D

G

N

D

G

N

D

GND

GND

GND

GND

+3V3_TMD

+3V3_TMD

VCC1V8

+3V3_TMD

VCC1V8

+3V3

GND

G

N

D

+3V3

+3

V

3

VRN_SIF

VCM_SIF

VRP_SIF

S

D

I

S

D

O

SCK

C

E

N

SDI

SDO

SCK

CEN

+3V3

R193

10Kohm-0402-±5%-1/16W

WP#

VCC

HOLD#

L10

GZ1608D121T(F)

C50

0.1uF-0402-Y5V-+80%-20%-25V

GND

XTALO

XTALI

Y1

27.000MHz-±30PPM-20PF-HC-49S

R186

4K7ohm-0402-±5%-1/16W

C138

33pF-0402-NPO-±5%-50V

C139

33pF-0402-NPO-±5%-50V

FILT

C160

390pF-0402-X7R-±10%-50V

C159

8200pF-0402-X7R-±10%-50V

R211

5K6ohm-0402-±5%-1/16W

C51

0.1uF-0402-Y5V-+80%-20%-25V

C52

0.1uF-0402-Y5V-+80%-20%-25V

C53

0.1uF-0402-Y5V-+80%-20%-25V

C91

1uF-0603-Y5V-+80%-20%-10V

C90

1uF-0603-Y5V-+80%-20%-10V

MIDSCV

VCM

R187

4K7ohm-0402-±5%-1/16W

R188

4K7ohm-0402-±5%-1/16W

IR'

AMP_MUTE'

SCL_M

SDA_M

A0

1

A1

2

A2

3

GND

4

SDA

5

SCL

6

PAGE

7

VCC

8

U13

AT24C32AN

R62

4K7ohm-0402-±5%-1/16W

R63

4K7ohm-0402-±5%-1/16W

+3V3

C18

0.1uF-0402-Y5V-+80%-20%-25V

PANEL_ON

R189

4K7ohm-0402-±5%-1/16W

S

C

A

R

T

_L

AV

_R

AV

_L

S

C

A

R

T

_R

D_

YP

_L

'

D_

YP

_R

'

BL_ON_OFF

R190

4K7ohm-0402-±5%-1/16W

D_YP_ON

R191

4K7ohm-0402-±5%-1/16W

S

C_

P

r1

S

C_

Y

1

S

C_

P

b1

S

OG

_Y

1

PC_VSIN

PC_HSIN

P

C_

R

P

C_

G

P

C_

B

P

C_

A

L

P

C_

A

R

Pr

2

Y

2

P

b2

DVD_ON

R192

4K7ohm-0402-±5%-1/16W

IR'

IR

R85

100ohm-0402-±5%-1/16W

R260

510ohm-0402-±5%-1/16W

LED_R

LED_G

+5V_SW

R135

10Kohm-0402-±5%-1/16W

R261

510ohm-0402-±5%-1/16W

+5V

D_YP_L

D_YP_R

D_YP_L'

D_YP_R'

Q27

PMBT3906

C23

0.1uF-0402-Y5V-+80%-20%-25V

C24

0.1uF-0402-Y5V-+80%-20%-25V

C25

0.1uF-0402-Y5V-+80%-20%-25V

+3V3

C26

0.1uF-0402-Y5V-+80%-20%-25V

C27

0.1uF-0402-Y5V-+80%-20%-25V

C29

0.1uF-0402-Y5V-+80%-20%-25V

C30

0.1uF-0402-Y5V-+80%-20%-25V

C28

0.1uF-0402-Y5V-+80%-20%-25V

C31

0.1uF-0402-Y5V-+80%-20%-25V

C32

0.1uF-0402-Y5V-+80%-20%-25V

C33

0.1uF-0402-Y5V-+80%-20%-25V

C34

0.1uF-0402-Y5V-+80%-20%-25V

C35

0.1uF-0402-Y5V-+80%-20%-25V

+5V_SW

GND

VCC-Panel

D

N

G

D

N

G

VCC-Panel

VCC-Panel

GND

GND

GND

GND

TXCLK0M

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

CN25

2*15PIN-2.0-D-H-M

TX1M0

TX0M1

TX0M0

TX0M2

TX0M3

TX1M1

TX1M3

TX1M2

TXCLK1M

TX1P0

TX0P1

TX0P0

TX0P2

TX0P3

TXCLK0P

TX1P2

TX1P3

TX1P1

TXCLK1P

RX2-

RXC+

RX1+

RX1-

RX2+

RXC-

RX0-

RX0+

CE#

1

SO

2

WP#

3

VSS

4

SI

5

SCK

6

HOLD#

7

VDD

8

U11

EN25T80-75HCP

+1V8_ADC

L17
GZ3216D121T(F)

VCC1V8

VCC1V8

C22

0.1uF-0402-Y5V-+80%-20%-25V

C21

0.1uF-0402-Y5V-+80%-20%-25V

+3V3_TMD

+3V3

D_YP_ON

RXCM

110

RXCP

111

RXM[0]

113

RXP[0]

114

RXM[1]

116

RXP[1]

117

RXM[2]

119

RXP[2]

120

HSYNC

126

VSYNC

127

B

IN

2

G

IN

3

SO

G

4

R

IN

5

Y1

8

SOY

1

9

PB

1

10

PR

1

11

Y2

15

SOY

2

16

PB

2

17

PR

2

18

C

V

BS

1

23

C

V

BS

2

25

C

V

BS

4

26

C

2

24

B

7/

T

X

0M

[0

]

93

B

6/

T

X

0P

[0

]

92

B

5/

T

X

0M

[1

]

91

B

4/

T

X

0P

[1

]

90

B

3/

T

X

0M

[2

]

89

B

2/

T

X

0P

[2

]

88

B

1/

T

X

C

L

K

0M

87

B

0/

T

X

C

L

K

0P

86

G

7/TX

0M

[3

]

85

G

6/T

X

0P

[3

]

84

G

1/TX

1M

[0

]

79

G

0/T

X

1P

[0

]

78

R

7/

T

X

1M

[1

]

77

R

6/

T

X

1P

[1

]

76

R

5/

T

X

1M

[2

]

75

R

4/

T

X

1P

[2

]

74

R

3/

T

X

C

L

K

1M

73

R

2/

T

X

C

L

K

1P

72

R

1/

T

X

1M

[3

]

71

R

0/

T

X

1P

[3

]

70

FILT

124

MIDSCV

128

V

C

M

13

SARIN0

54

A

IN

0L

31

A

IN

0R

32

A

IN

1L

33

A

IN

1R

34

V

C

M

_AUI

30

VRP_SIF

41

VCM_SIF

42

VRN_SIF

43

SIFAIN0

44

GP

IO

11

/UA

R

T

_R

X

95

GP

IO

12

/UA

R

T

_TX

96

GPIO10/IR_DAT

63

GP

IO

13

/SDA

_HDM

I

98

GP

IO

14

/S

C

L

_HDMI

99

AOUT0L

45

AOUT0R

46

VCM_AUO

48

XTALI

104

XTALO

105

CK_SPI

64

C

E

N

_SP

I

67

SD

0_

SP

I

66

SD

1_

SP

I

65

LED_G/JRSTN/PWM0/GPIO4

62

POWER_ON/JTDI/GPIO3

61

PANEL

_ON/GP

IO5

94

AVDD18_AD

C

1

AVDD18_AD

C

7

AVDD18_AD

C

14

C

V

B

SOU

T/

AVSS

18_

ADC

27

AVSS

18_

AD

C

6

AVSS

18_

AD

C

12

AVSS

18_

AD

C

19

C

V

B

S0/AVDD18_AD

C

22

B

VDD

33_

ADC

21

B

V

SS

33_

ADC

20

AVDD33_AU

I

29

AVSS

33_

AU

I

28

PVDD33_TMDS

108

AVSS33_TMDS

109

AVDD33_TMDS

118

AVDD33_TMDS

112

AVSS33_TMDS

115

DVDD18_TMDS

122

AVSS33_TMDS

121

PVDD33_ADC

123

PVSS33_ADC

125

AVDD33_XTL

103

DV

SS

18_L

VDS

83

DVDD

18_

L

VDS

82

AV

SS

33_L

VDS

81

AVDD

33_

L

VDS

80

DVDD33

55

DVSS

53

D

PLLV

SS

33

10

2

PVSS18_AUD

106

DVDD

18

68

DVDD18

52

MUTE_AMP/JCLK/GPIO0

58

DVS

S

69

HPD

_HDM

I/GP

IO6

97

C

E

C

_HDM

I/

GP

IO7

10

0

BL_ON/JTMS/GPIO1

59

BL_ADJ/JTDO/PWM1/GPIO2

60

SDA_M

57

SCL_M

56

AVDD33_SIF

40

AVSS33_SIF

39

AVDD33_AUO

47

AVSS33_AUO

49

DVDD18

107

AOUT1R

51

AOUT1L

50

A

IN

2L

35

A

IN

2R

36

A

IN

3L

37

A

IN

3R

38

DPLLVDD

33

10

1

E-

PAD

0

U12

SPV7050P

2

TEST

VI

3

VO

2

ADJ

1

VO

4

U1

AZ1117H-3.3(TR)E1

1

3

5

7

8

6

4

2

RP1

4*4K7ohm-0402-±5%-1/16W

SDI

SCK

HOLD#

SDO

+3V3

C11

10uF-0805-X5R-±10%-6.3V

C12

10uF-0805-X5R-±10%-6.3V

C92

0.47uF-0402-Y5V-+80%-20%-10V

C93

0.47uF-0402-Y5V-+80%-20%-10V

C98

1uF-0603-Y5V-+80%-20%-10V

C102 1uF-0603-Y5V-+80%-20%-10V

VCM_AUI

VCM_AUO

R7

0ohm-0402-±5%-1/16W

AMP_MUTE

AMP_MUTE'

C94

1uF-0603-Y5V-+80%-20%-10V

R20

0ohm-0402-±5%-1/16W

KEY

R141

75ohm-0402-±5%-1/16W

R200

1K5ohm-0402-±5%-1/16W

R202

2K7ohm-0402-±5%-1/16W

R49

680ohm-0402-±5%-1/16W

C141

0.1uF-0402-Y5V-+80%-20%-25V

R204

4K7ohm-0402-±1%-1/16W

GND

K0

K1

K2

K3

K4

K5

K6

K7

R142

4K7ohm-0402-±5%-1/16W

R201

15Kohm-0402-±5%-1/16W

R203

47Kohm-0402-±5%-1/16W

R50

7K5ohm-0402-±5%-1/16W

R205

100ohm-0402-±5%-1/16W

+3V3

D20

ICVL0518030FR

14

13

12

11

10

9

8

7

6

5

4

3

2

1

CN23

14PIN-2.0-D-H-G

+5V

R35

33ohm-0402-±5%-1/16W

5V_IR

LED_G

LED_R

GND

IR

AKAI LTA-16S5X3M

Содержание LTA-16S5X3M

Страница 1: ...LTA 16S5X3M...

Страница 2: ...SERVICE MANUAL Only For Professional Service Personnel Using LTA 16S5X3M...

Страница 3: ...ERATION PARTS 2 2 SYMPTOMS and CORRECTIONS 5 3 MANI BOARD FAULT JUDGMENT 6 4 SOFTWARE UPGRADE 5 7 SPECIFICATIONS 6 MAIN ELECTRIC PARTS LIST 8 SOFTWARE DATA S RESTORATION AND ADJUSTMENT ACCESSORIAL CIR...

Страница 4: ...ss to increase or decrease the Switch ON the LCD TV when at standby TV AV STANDBY MENU 3 Press to scan through channels To scan Quickly channels press and hold down CH VOLUME BUTTON NAME Screen Either...

Страница 5: ...nformation 11 14 LCD MENU 18 SMODE 17 EXIT 19 MUTE 20 ASPECT 21 NICAM LCD TV Menu enter exit 15 PMODE Press to sycle through the diffrent picture mode Press this button to select the desire sound mode...

Страница 6: ...L 6 SUB PG 7 PAGE UP 9 MIX 8 PAGE DN 10 CANCEL Hold on or off for current page display Request the index page Change display size in teletext Reveal the teletext information Page up MIX the teletext a...

Страница 7: ...l unit no operation On Screen Display Control outside the screen Symptoms Possible Remedies Try different channel if OK probably station trouble Check aerial connections on back of set Check aerial fo...

Страница 8: ...Ch k E9 E10 5V C6 f f f 3 3V Y Check the power Module r the power net following the F1 hec o o o r r r E3 1 8V N Check if the pin3 of U7 U4 are 5V OK N Y U5 U7 are damaged Check if thepin2 of U2 U3 U8...

Страница 9: ...he LCD panel isOK p Y N Change the cable for panel Change LCD so e of U12 Update 2 3 Display T T r r ouble ouble white screen Whitescreen Ch k if h CN25 i 1 2 3 hec the pin 2 3 power supply is normal...

Страница 10: ...e inverter board is normal Check the 12V power supply circuit N Change and repair the Check if the pin3of CN3 Y inverter board Check if the pin59 of the U12 is 0V is high N V Check the power supply of...

Страница 11: ...f the U12 has di i l i co t t panel driver board equipment to o U15 au o signal input supply of is 12V N N 51of the Y Repair the power circuit from the the U12 i d d supply for U15 r is amage Function...

Страница 12: ...in26 of U12 has signal f N Y Check thecircuit between th N29 and U12 1 Check thepower supply of the U12 2 U12 is damaged the C 2 3 Updata the software AV no sound Checkif the CN29has audio signal N Y...

Страница 13: ...the CN16 haveY C signal Refer to 7 Check peripheral video N Y Checkif the pin23 24 equipment of U12 has signal N Y Check th circuit between 1 Check thepower supply of the U12 e c the CN16 and U12 o t...

Страница 14: ...in31 Check if the pin8 16 Y equipment the U12 has signal Y of U12 has voltage N Y Check peripheral video 1 Check the power supply of the U12 Refer o 5 1 Check supply equipment 2 U12 is damaged 3 Updat...

Страница 15: ...wer supply of the U12 between CN15 and U12 2 U12 is damaged 3 Updata the software 10 11 MANI BOARD FAULT JUDGMENT 13 Function t rouble HDMI HDMI no picture sound Check if the pin19 of CN14 is LOW OR P...

Страница 16: ...on of Known file type 1 4 Copy 705 IS folder into PC cancel all 0 P File s attributes of folder 1 5 Run 705 IS exe Press Option and set these item as 0 P 14 ISP mode Safe Keeps the top 8k Packet Size...

Страница 17: ...DC12V to TV main board 3 3 Press Start then upgrade start 3 4 Until it display finished upgrade is finished 3 5 First disconnection the Power from TV then pull out the VGA plug from TV main board War...

Страница 18: ...ION 2 1 Press LCD MENU button then press 1147 numbers 3 1 Press LCD MENU button then press 1147 numbers It s into Factory Menu Press LCD MENU button It s into Factory Menu Press LCD MENU button 2 2 Se...

Страница 19: ...SOFTWARE DATA S RESTORATION AND ADJUSTMENT 17 3 2 2 ADC Adjust_Picture 3 2 3 Decoder Adjust_Picture...

Страница 20: ...it get back inner data into default data and manual adjustment data isn t saved SOFTWARE DATA S RESTORATION AND ADJUSTMENT 18 3 2 4 E2PROM Setting Reset Factory 3 2 5 System Config 1 2 3 2 6 Chip Deb...

Страница 21: ...0 MP1423DN U3 Z1071A1 U2 SAW Filter AF389A14Dd SAW1 SAW Filter VF389A1Dc SAW2 Crystal JWT27 000 Y1 Fuse 250V 3A Tube F1 Transformer IC BIT3715 Ic1 MOS FET 4501SS U1 LCD Module LCD Module HSM156WX1 01T...

Страница 22: ...sumption 100 240Vac 50HZ 60HZ 30W RF System PAL BG DK I SECAM BG DK L PAL SECAM NTSC 3 58 4 43 Frequency Range 48 25 863 25 199 Aerial Input 75 ohm coaxial Audio Output 1080p 1080i 2W 2W Screen Size 1...

Страница 23: ...402 5 1 16W R1 NC 1Kohm 0402 5 1 16W Q1 NC D MMBT3904 7 F R3 NC 4K7ohm 0402 5 1 16W R4 NC 0ohm 0402 5 1 16W 3V3 POWER_ON BS POWER_ON R10 10Kohm 0402 5 1 16W Q16 AO3401 5V_SW 5V Q17 AO3401 12VOFF 12V R...

Страница 24: ...1 RX2 RXC RX0 RX0 CE 1 SO 2 WP 3 VSS 4 SI 5 SCK 6 HOLD 7 VDD 8 U11 EN25T80 75HCP 1V8_ADC L17 GZ3216D121T F VCC1V8 VCC1V8 C22 0 1uF 0402 Y5V 80 20 25V C21 0 1uF 0402 Y5V 80 20 25V 3V3_TMD 3V3 D_YP_ON R...

Страница 25: ...10V C82 0 47uF 0402 Y5V 80 20 10V PC_R D24 NC ICVL0518030FR D25 NC ICVL0518030FR R148 47Kohm 0402 5 1 16W R149 47Kohm 0402 5 1 16W PC_AL PC_AR R145 30Kohm 0402 5 1 16W R144 30Kohm 0402 5 1 16W C R R1...

Страница 26: ...C100 1uF 0603 Y5V 80 20 10V C71 100pF 0402 NPO 5 50V YPbPr_Y YPbPr_Pb YPbPr_Pr YPbPr_Y YPbPr_Pb YPbPr_Pr R98 75ohm 0402 5 1 16W R95 75ohm 0402 5 1 16W R94 75ohm 0402 5 1 16W D18 NC ICVL0518030FR D17 N...

Страница 27: ...IF2 VIF1 VIF2 R41 100ohm 0402 5 1 16W R40 100ohm 0402 5 1 16W C150 NC 0 01uF 0402 X7R 10 50V SIF VIF1 VIF2 SIF1 IN 1 IN 2 GND 3 OUT 4 OUT 5 SAW1 5V TV R224 NC 2K2ohm 0402 5 1 16W R226 NC 4K7ohm 0402 5...

Страница 28: ...5 Y 3 0 6 0 F u 1 9 0 1 C V 0 1 0 2 0 8 V 5 Y 3 0 6 0 F u 1 0 1 1 C R246 2K2ohm 0402 5 1 16W AMP_MUTE Q24 D MMBT3904 7 F R242 10Kohm 0402 5 1 16W R239 10Kohm 0402 5 1 16W IC MUTE AMP_STB Q28 D MMBT39...

Страница 29: ...Exploded view AKAI LTA 16S5X3M...

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