EUROCOM M770CU Service Manual download pdf (Page 81)

Schematic Diagrams

HDMI Switch B - 25

B.Schematic Diagrams

HDMI Switch

Sheet 24 of 55

HDMI Switch

HD MI_EQ

HDMI_HPD

HD MI_EQ

HDMI_SCL

HDMI_C_SCL

R62 * 0_ 06

HDMI_SDA

3.3VS_HD MI

R13 *0_06

3.3VS

HDMI_C_SDA

HDMI_D_SDA

HDMI_D_SCL

HDMI_CHPD

HDMI_DHPD

R49 2.2K_04

R56 4.7K_04

R14 499_1%_04

R50 2.2K_04

R17 2.2K_04

R 57 *2.2K_04

R39 499_1%_04

R47 4.7K_04

R19 499_1%_04

R23 499_1%_04

R18 2.2K_04

D1 RB751V-40A C

C41 0.1u_10V_X7R_04

R22 499_1%_04

C47

0.1u_16V_Y 5V_04

HD MI_S1

C45 0.1u_10V_X7R_04

D 11 R B551V-30S2A C

C63 0.1u_10V_X7R_04

R16 499_1%_04

H DM I_CLK

HDMI_#1

C88

0.1u_16V_Y5V_04

D 10 R B551V-30S2A C

C531

22u_6.3V_X5R _08

5VS

C78 0.1u_10V_X7R_04

R20 499_1%_04

C538

*22u_6.3V_X5R _08

R43

4.02K_1%_04

HDMI_HPD

HD MI_SD A

C51 0.1u_10V_X7R_04

Q1 0

MTN 7002ZHS3

G

DS

HD MI_SCL

C59 0.1u_10V_X7R_04

C49

0.1u_16V_Y 5V_04

HDMI_#0

HDMI_#2

C81 0.1u_10V_X7R_04

R35 499_1%_04

HD MI_C LK #

HDMI_2

HDMI_SDA

HDMI_SCL

HD MI_S2

HDMI_SCL

HDMI_1

5VS

HDMI_SDA

HDMI

PORT2

HDMI

PORT1

U2

TMD S251

NC

1

NC

2

GND

3

NC

4

NC

5

VCC

6

NC

7

NC

8

GN D

9

NC

10

NC

11

VCC

12

NC

13

NC

14

GND

15

VSADJ

16

Y4(P)

17

Z4(N)

18

VCC

19

Y3(P)

20

Z3(N)

21

GN D

22

Y2(P)

23

Z2(N)

24

VCC

25

Y1(P)

26

Z1(N)

27

GND

28

SCL_SINK

29

SDA_SIN K

30

HPD _S INK

31

S1

32

S2

33

EQ

34

HPD1

35

SDA1

36

SCL1

37

(N)B1 1

38

(P)A1 1

39

VCC

40

(N)B1 2

41

(P)A1 2

42

GND

43

(N)B1 3

44

(P)A1 3

45

VCC

46

(N)B1 4

47

(P)A1 4

48

VDD

49

HPD2

50

SDA2

51

SCL2

52

(N)B2 1

53

(P)A2 1

54

VCC

55

(N)B2 2

56

(P)A2 2

57

GN D

58

(N)B2 3

59

(P)A2 3

60

VCC

61

(N)B2 4

62

(P)A2 4

63

NC

64

R48 4.7K_04

C68

0.1u_16V_Y5V_04

C56 0.1u_10V_X7R_04

J_ H D M I

C12807-119A5-L

SHIELD 2

2

TM DS DATA1 +

4

TM DS DATA1 -

6

SHIELD 0

8

TM DS CLOC K+

10

TM DS CLOC K-

12

RESER VED

14

SDA

16

+5 V

18

TM D S D A T A 2 +

1

TM DS D ATA2-

3

SHIE LD 1

5

TM D S D A T A 0 +

7

TM DS D ATA0-

9

CLK SHIELD

11

CEC

13

SC L

15

DDC /CE C G ND

17

HOT PLUG DETECT

19

GND1

GND1

GN D2

GN D2

GND3

GND3

GN D4

GN D4

R 46 4.7K_04

D 41 R B751V-40

AC

HDMI OUT

HDMI_0

R 45 4.7K_04

Re v_ 3. 0

5VS

HDMI_C1_C

H DMI _C #0_C

H DMI _C CLK#_C

HD MI_S1

HD MI_S2

HDMI_SCL

HDMI_SDA

HDMI_EQ

TMDS Input equalization selector (control pin)

HDMI_S2HDMI_S1

10m 28 AWG HDMI cable

HDMI 1.3 compliant cable

HDMI PORT

L

H

VGA CARD TYPE

Rev_3.0

HDMI_#0

HDMI_0

HDMI_1

HD MI_C LK #

HDMI_2

HDMI_#2

HDMI_#1

H DMI_CLK

Re v_ 3.

0

R57R56

Stuff

Chipset R62, R13D1 0 , D1 1 , D 42

TMDS251

TMDS261

Stuff

x

x

x StuffStuff

H DMI_C_SD A

H DMI_C_SC L

x

ALL_SY S_PWRG D 10,11,14,21,22

3.3 VS 3,8 ..12, 14,1 6..23,26 ..35

5VS 10,11,19..21,23,25..27,32..35

HH

H PORT2

PO R T 1

L

N10 (N9 Core)

N10 Later

H DMI_D_SD A

H DMI_D_SC L

HDMI_CCLK_C

HDMI_C2_C

H DMI _C #2_C

HDMI_C0_C

H DMI _C #1_C

HDMI_CCLK#_C

H DMI_C2_C

H DMI_C#0_C

H DMI_C1_C

H DMI_C#1_C

HDMI_CCLK_C

H DMI_C#2_C

H DMI_C0_C

H DM I_C_SCL 10

H DM I_D_SCL 10

H DM I_C_SDA 10

H DM I_D_SDA 10

HD MI_HPD

HDMI_D0 10

H DM I_D#1 10

HDMI_D1 10

HDMI_S110

H DM I_D#2 10

H DM I_CHP D 10

H DM I_DHP D 10

H DM I_DCLK# 10

HDMI_D2 10

H DM I_D#0 10

HD MI_C1 1 0

HD MI_C#2 10

H DM I_DCLK 10

HD MI_CC LK# 10

HD MI_C#1 10

HD MI_C2 1 0

HD MI_CC LK 1 0

HD MI_C0 1 0

HD MI_C#0 10

3.3VS_H DMI

3. 3V S _H D M I 1

3.3VS

3.3VS_HD MI1

3. 3V S _H D M I

3. 3V S _H D M I

HD MI_D _SC L

HD MI_D _SD A

HD MI_C _SD A

HD MI_C _SC L

HDMI SWITCH

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