TCL 32D1281, Service Manual

1

1

2

2

3

3

4

4

5

5

6

6

D

D

C

C

B

B

A

A

GND

GND

GND

GND

GND

GND

HDMI1_5V

HDMI1_5V

GND

RH6

RH7

HDMI1_5V

RH5

RH4

GND

RH13

GND

HDMI_CEC

CH7

DH4

HDMI_ARC

CH3

GND

DH1

GND

GND

GND

GND

HDMI2_5V

HDMI2_SCL
HDMI2_SDA

GND

GND

RH19

HDMI2_5V

GND

RH16

RH17

HDMI2_SCL

HDMI2_SDA

RH15

RH14

GND

RH18

HDMI2_5V

HDMI1_RX0N_IC

HDMI1_RX0P_IC

HDMI1_RX1N_IC

HDMI1_RX1P_IC

HDMI1_RX2P_IC
HDMI1_RX2N_IC

HDMI1_CLKP_IC
HDMI1_CLKN_IC

HDMI1_SCL
HDMI1_SDA

HDMI1_HPD

HDMI_CEC_IC

HDMI_CEC

HDMI_CEC

HDMI1_SDA

HDMI1_SCL

HDMI1_SDA_IC

HDMI1_SCL_IC

HDMI_ARC_IC

HDMI2_SCL_IC

HDMI2_SDA_IC

HDMI2_DET_IC

GND

HDMI2_HPD

HDMI1_RX2P

HDMI1_RX2N
HDMI1_RX1P

HDMI1_RX1N
HDMI1_RX0P

HDMI1_RX0N
HDMI1_CLKP

HDMI1_CLKN

HDMI1_DET_IC

IN1

1

IN2

2

G1

GND

IN4

4

OUT3

6

G2

GND

OUT2

7

OUT1

8

IN3

3

OUT4

5

DE2

IN1

1

IN2

2

G1

GND

IN4

4

OUT3

6

G2

GND

OUT2

7

OUT1

8

IN3

3

OUT4

5

DE5

HDMI1_RX2P
HDMI1_RX2N

HDMI1_RX1P
HDMI1_RX1N

HDMI1_RX0N

HDMI1_RX0P

HDMI1_CLKP
HDMI1_CLKN

HDMI1_RX2P
HDMI1_RX2N

HDMI1_RX1P
HDMI1_RX1N

HDMI1_RX0N

HDMI1_RX0P

HDMI1_CLKP
HDMI1_CLKN

GND

GND

GND

GND

1

2

3

4

5

6

7

8

RP6

1

2

3

4

5

6

7

8

RP5

HDMI1_RX2P
HDMI1_RX2N
HDMI1_RX1P
HDMI1_RX1N

HDMI1_RX0N

HDMI1_RX0P

HDMI1_CLKP
HDMI1_CLKN

RH9

RH8

IN1

1

IN2

2

G1

GND

IN4

4

OUT3

6

G2

GND

OUT2

7

OUT1

8

IN3

3

OUT4

5

DE1

IN1

1

IN2

2

G1

GND

IN4

4

OUT3

6

G2

GND

OUT2

7

OUT1

8

IN3

3

OUT4

5

DE3

GND

GND

1

2

3

4

5

6

7

8

RP1

1

2

3

4

5

6

7

8

RP2

HDMI2_RX0N_IC

HDMI2_RX0P_IC

HDMI2_RX1N_IC

HDMI2_RX1P_IC

HDMI2_RX2P_IC
HDMI2_RX2N_IC

HDMI2_CLKP_IC
HDMI2_CLKN_IC

HDMI2_RX0P

HDMI2_RX0N
HDMI2_CLKP

HDMI2_CLKN

HDMI2_RX2P

HDMI2_RX2N
HDMI2_RX1P

HDMI2_RX1N

HDMI2_RX2P
HDMI2_RX2N
HDMI2_RX1P
HDMI2_RX1N

HDMI2_RX0N

HDMI2_RX0P

HDMI2_CLKP
HDMI2_CLKN

HDMI2_RX2P
HDMI2_RX2N

HDMI2_RX1P
HDMI2_RX1N

GND

HDMI2_RX2P
HDMI2_RX2N

HDMI2_RX1P
HDMI2_RX1N

HDMI2_RX0P
HDMI2_RX0N

HDMI2_CLKP
HDMI2_CLKN

GND

HDMI2_RX0P
HDMI2_RX0N

HDMI2_CLKP
HDMI2_CLKN

RH20

HDMI_ARC

DH6

DH5

CH4

CH5

GND

DH3

DH2

GND

CH2

CH10

RH30

DH13

3V3_STB

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

20

HPD

H

D

M

I

a

5V

GND

SDA

SCL

ARC

CEC

RXC-

GND

RXC

a

RX0-

GND

RX0

a

RX1-

GND

RX1

a

GND

RX2

a

RX2-

21

22

23

G

N

D

G

N

D

G

N

D

G

N

D

AVH2

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

20

HPD

H

D

M

I

a

5V

GND

SDA

SCL

ARC

CEC

RXC-

GND

RXC

a

RX0-

GND

RX0

a

RX1-

GND

RX1

a

GND

RX2

a

RX2-

21

22

23

G

N

D

G

N

D

G

N

D

G

N

D

AVH1

RH50

QH4

HDMI2_SDA

UART_EN

RH53

QH5

HDMI2_SCL

UART_EN

RH29

RH31

RH21

5V_STB

QH6

GND

UART_EN

HDMI2_5V

RXD

TXD

HDMI1_HPDIN_IC

HDMI1_5V

RH22

RH3

QH1

RH1

GND

GND

HDMI1_HPD

DH11

DH12

R112

QH3

GND

HDMI1_5V

3V3_STB

RH11

RH12

RH2

QH2

RH10

GND

GND

DH8

DH7

R113

QH7

GND

3V3_STB

RH23

HDMI2_5V

HDMI2_5V

HDMI2_HPD

HDMI2_HPDIN_IC