5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
+5V _ HDM I
+5V _ H D M I+5V
H_E DID_VCC
H_E DID_VCC
HDMI_RX0-
HDMI_RXC+
HDMI_RXC-
HDMI_RX2-
HDMI_RX0+
HDMI_RX1-
HDMI_RX1+
HDMI_RX2+
CEC
HDMI_SCL
HDMI_SDA
HP_DET
HDMI_HP D_CTRL
HDMI_WP
HP_DET
WP_MCU
HDMI_WP
HDMI_CAB
HDMI_WP
HDMI_CAB
HDMI_RX0-
HDMI_RXC+
HDMI_RX0+
HDMIRX1+
HDMI_RX2-
HDMIRX1-
HDMIRXC+
HDMIRX2-
HDMIRXC-
HDMIRX0-
HDMI_RX1+
HDMIRX2+
HDMI_RX1-
HDMIRX0+
HDMI_RXC-
HDMI_RX2+
HDMI_SDA
HDMI_SCL
HDMI _ DDC
For HP model
MCU_DDC_ Wr i t e c ont r ol
MC U
Hot Pl ug Det ec t CKT
GE NERI C 24
DV I _HP D_CT R L( Fr o m MCU)
1.Initial PD=Hi DDC_protected & Graphic_Card connected
2 . Ca b l e c onne c t e d HPD=Hi DDC_ pr ot e c t e d
3. Debug_BD connect ed HPD=Low DDC_wr i t eabl e
4. HDMI _HPD_CTRL=Low DDC wr i t eabl e and Gr aphi c_Car d cant Li nkabl e
DDC _ W P
HDM I
_ c onne c t or
For HP model
DDC HDMI cable pin 17 floating
HDMI I c a bl e p i n 1 7
For ASUS
DDC HDMI c a bl e pi n 1 9
HDMI cabl e pi n 19 Hot Pl ug Det ect
R158,
E SD( 05/ 14)
R40~R47 10- >0 f or TDR s ol ut i on LP0- >LP2
HDMI
Layout | --3/12
S wa p t he pos i t i on of RX0 & RX2 f or HDMI l ay out t r a ce 03/ 12
Swap the position of RX0 & RX2 for HDMI layout trace 03/12
RTD s uggec t 10K
03/ 12
EMI_Solution
R71
NC _10K
C98
NC 47P J
R72
NC _10K
C97
NC 47P J
R67
10K J
T1
Z90
12
43
R73
NC _ 22K
T2
Z90
12
43
C 201
1000P J
VAR1
.
1
.
2
U 6 R CL AMP 0524P
1A
1
2A
2
GND
3
1Y
10
GND
8
2Y
9
3A
4
4A
5
3Y
7
4Y
6
R74
NC _ 22K
R68
10K J
C44
0.1U Z
U8
AT 24C02N-10S U-1.8
A0
1
A1
2
A2
3
GND
4
VCC
8
WP
7
SCL
6
SDA
5
R76
12K J
T3
Z90
12
43
R51
1K
R63
10K J
R77
150
R69
10K J
U 5 R C LAMP 0524P
1A
1
2A
2
GND
3
1Y
10
GND
8
2Y
9
3A
4
4A
5
3Y
7
4Y
6
R65
10K J
DN14 BAV70
A1
J
A2
T4
Z90
12
43
Q3
NC _2N3904S
B
E C
J4
2B C0023031
SHELL1
G1
SHELL2
G2
HP DE T
19
+5V
18
GND
17
DDC DATA
16
DDC CLK
15
NC
14
CE Remote
13
CK-
12
CK S hield
11
CK+
10
D0-
9
D0 S hield
8
D0+
7
D1-
6
D1 S hield
5
D1+
4
D2-
3
D2 S hield
2
D2+
1
SHELL3
G3
SHELL4
G4
U 7 R CL AMP 0524P
1A
1
2A
2
GND
3
1Y
10
GND
8
2Y
9
3A
4
4A
5
3Y
7
4Y
6
R64
10K J
R66
10K J
R 158
100
R75
12K J
R78
150
VAR2
NC _24V 0.055P F
.
1
.
2
C43
0.1U Z
R62
10K J
R70
47
Scalar Diagram & C.B .A
244E2 LCD 39
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