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Chapter 1 Introduction
13
COM Express Connectors
A1
GND (FIXED)
B1
GND (FIXED)
A56 PCIE_TX4-
B56 PCIE_RX4-
C1
GND (FIXED)
D1
GND (FIXED)
C56 NA
D56 NA
#
2
E
P
Y
T
7
5
D
#
1
E
P
Y
T
7
5
C
D
N
G
2
D
D
N
G
2
C
2
O
P
G
7
5
B
D
N
G
7
5
A
#
T
C
A
_
0
E
B
G
2
B
-
3
I
D
M
_
0
E
B
G
2
A
A3
GB
B3
LPC_FRAME#
A58 P
B58 P
C3
USB_SSRX0-
D3
USB_SSTX0-
C58 NA
D58 NA
A4
GBE0_LINK100# B4
LPC_AD0
A59 PCIE_TX3-
B59 PCIE_RX3-
C4
US
D4
US
C59 NA
D59 NA
A5
GBE0_LINK1000# B5
LPC_AD1
A60 GND (FIXED)
B60 GND (FIXED)
C5
GND
D5
GND
C60 GND (FIXED) D60 GND (FIXED)
A6
GBE0_MDI2-
B6
LPC_AD2
A61 P
B61 P
C6
USB_SSRX1-
D6
USB_SSTX1-
C61 NA
D61 NA
A7
GB
B7
LPC_AD3
A62 PCIE_TX2-
B62 PCIE_RX2-
C7
US
D7
US
C62 NA
D62 NA
D
V
S
R
3
6
D
D
V
S
R
3
6
C
D
N
G
8
D
D
N
G
8
C
3
O
P
G
3
6
B
1
I
P
G
3
6
A
#
0
Q
R
D
_
C
P
L
8
B
#
K
N
I
L
_
0
E
B
G
8
A
A9
GBE0_MDI1-
B9
LPC_DRQ1#
A64
P
B64 P
C9
USB_SSRX2-
D9
USB_SSTX2-
C64 RSVD
D64 RSVD
A10
GB
B10 LPC_CLK
A65
PCIE_TX1-
B65 PCIE_RX1-
C10 US
D10 US
C65 NA
D65 NA
A
N
6
6
D
A
N
6
6
C
)
D
E
X
I
F
(
D
N
G
1
1
D
)
D
E
X
I
F
(
D
N
G
1
1
C
#
0
E
K
A
W
6
6
B
D
N
G
6
6
A
)
D
E
X
I
F
(
D
N
G
1
1
B
)
D
E
X
I
F
(
D
N
G
1
1
A
D
N
G
7
6
D
RAPID_SHUTDOWN
7
6
C
-
3
X
T
S
S
_
B
S
U
2
1
D
-
3
X
R
S
S
_
B
S
U
2
1
C
#
1
E
K
A
W
7
6
B
2
I
P
G
7
6
A
#
N
T
B
R
W
P
2
1
B
-
0
I
D
M
_
0
E
B
G
2
1
A
A13
GB
B13 SMB_CK
A68
P
B68 P
C13 US
D13 US
C68 NA
D68 NA
A14
GBE0_CTREF
B14 SMB_DAT
A69
PCIE_TX0-
B69 PCIE_RX0-
C14 GND
D14 GND
C69 NA
D69 NA
A15
SUS_S3#
B15 SMB_ALERT#
A70
GND (FIXED)
B70 GND (FIXED)
C15 NA
D15 DDI1_CTRL C70 GND (FIXED) D70 GND (FIXED)
A16
S
B16 S
A71
B71
C16 NA
D16 DDI1_CTRLDATA_AUX- C71 NA
D71 NA
A17
SATA0_TX-
B17 SATA1_TX-
A72
LVDS_A0-
B72 LVDS_B0-
C17 RSVD
D17 RSVD
C72 NA
D72 NA
A18
SUS_S4#
B18 SUS_STAT#
A73
B73
C18 RSVD
D18 RSVD
C73 GND
D73 GND
A19
S
B19 S
A74
LVDS_A1-
B74 LVDS_B1-
C19 P
D19 P
C74 NA
D74 NA
A20
SATA0_RX-
B20 SATA1_RX-
A75
B75
C20 PCIE_RX6-
D20 PCIE_TX6-
C75 NA
D75 NA
A21
GND (FIXED)
B21 GND (FIXED)
A76 LVDS_A2-
B76 LVDS_B2-
C21 GND (FIXED)
D21 GND (FIXED)
C76 GND
D76 GND
A22
S
B22 NA
A77 LVDS_VDD_EN
B77
C22 P
D22 P
C77 RSVD
D77 RSVD
A23
SATA2_TX-
B23 NA
A78
B78 LVDS_B3-
C23 PCIE_RX7-
D23 PCIE_TX7-
C78 NA
D78 NA
A24
SUS_S5#
B24 PWR_OK
A79 LVDS_A3-
B79 LVDS_BKLT_EN
C24 DDI1_HPD
D24 RSVD
C79 NA
D79 NA
A25
S
B25 NA
A80 GND (FIXED)
B80 GND (FIXED)
C25 NA
D25 RSVD
C80 GND (FIXED) D80 GND (FIXED)
A26
SATA2_RX-
B26 NA
A81 LV
B81 LV
C26 NA
D26 DDI
C81 NA
D81 NA
A27
BATLOW#
B27 WDT
A82
LVDS_A_CK-
B82 LVDS_B_CK-
C27 RSVD
D27 DDI1_PAIR0-
C82 NA
D82 NA
A28
(S)ATA_ACT#
B28 NA
A83
LVDS_I2C_CK
B83 LVDS_BKLT_CTRL
C28 RSVD
D28 RSVD
C83 RSVD
D83 RSVD
A29
AC/HDA_SYNC
B29 AC/HDA _SDIN1
A84
LVDS_I2C_DAT
B84 VCC_5V_SBY
C29 NA
D29 DDI
C84 GND
D84 GND
A30
AC/HDA _RST#
B30 AC/HDA _SDIN0
A85
GPI3
B85 VCC_5V_SBY
C30 NA
D30 DDI1_PAIR1-
C85 NA
D85 NA
A31
GND (FIXED)
B31 GND (FIXED)
A86
RSVD
B86 VCC_5V_SBY
C31 GND (FIXED)
D31 GND (FIXED)
C86 NA
D86 NA
A32
AC/HDA _BITCLK B32 SPKR
A87
RSVD
B87 VCC_5V_SBY
C32 DDI2_CTRL
D32 DDI
C87 GND
D87 GND
A33
AC/HDA _SDOUT B33 I2C_CK
A88
PCIE0_ B88 BIOS_DIS1#
C33 DDI2_CTRLDATA_AUX-
D33 DDI1_PAIR2-
C88 NA
D88 NA
A34
BIOS_DIS0#
B34 I2C_DAT
A89
PCIE0_CLK_REF-
B89 VGA_RED
C34 DDI2_DDC_AUX_SEL
D34 DDI1_DDC_AUX_SEL
C89 NA
D89 NA
A35
THRMTRIP#
B35 THRM#
A90
GND (FIXED)
B90 GND (FIXED)
C35 RSVD
D35 RSVD
C90 GND (FIXED) D90 GND (FIXED)
A36
USB6-
B36 USB7-
A91
SPI_POWER
B91 VGA_GRN
C36 NA
D36 DDI
C91 NA
D91 NA
A37
USB6+
B37 USB7+
A92
SPI_MISO
B92 VGA_BLU
C37 NA
D37 DDI1_PAIR3-
C92 NA
D92 NA
A38
USB_6_7_OC#
B38 USB_4_5_OC#
A93
GPO0
B93 VGA_HSYNC
C38 NA
D38 RSVD
C93 GND
D93 GND
A39
USB4-
B39 USB5-
A94
SPI_CLK
B94 VGA_VSYNC
C39 NA
D39 DDI
C94 NA
D94 NA
A40
USB4+
B40 USB5+
A95
SPI_MOSI
B95 VGA_I2C_CK
C40 NA
D40 DDI2_PAIR0-
C95 NA
D95 NA
A41
GND (FIXED)
B41 GND (FIXED)
A96
TPM_PP
D
V
S
R
7
9
D
D
V
S
R
7
9
C
+
1
R
I
A
P
_
2
I
D
D
2
4
D
A
N
2
4
C
#
S
C
_
I
P
S
7
9
B
#
0
1
E
P
Y
T
7
9
A
-
3
B
S
U
2
4
B
-
2
B
S
U
2
4
A
A
N
8
9
D
A
N
8
9
C
-
1
R
I
A
P
_
2
I
D
D
3
4
D
A
N
3
4
C
D
V
S
R
8
9
B
X
T
_
0
R
E
S
8
9
A
+
3
B
S
U
3
4
B
+
2
B
S
U
3
4
A
A
N
9
9
D
A
N
9
9
C
D
P
H
_
2
I
D
D
4
4
D
A
N
4
4
C
D
V
S
R
9
9
B
X
R
_
0
R
E
S
9
9
A
#
C
O
_
1
_
0
_
B
S
U
4
4
B
#
C
O
_
3
_
2
_
B
S
U
4
4
A
A45
USB0-
B45 USB1-
A100 GND (FIXED)
B100 GND (FIXED)
C45 RSVD
D45 RSVD
C100 GND (FIXED) D100 GND (FIXED)
A46
USB0+
B46 USB1+
A101 SER1_TX
B101 FAN_PWMOUT
C46 NA
D46 DDI
C101 NA
D101 NA
A47
VCC_RTC
B47 NA
D
N
G
3
0
1
D
D
N
G
3
0
1
C
D
V
S
R
8
4
D
D
V
S
R
8
4
C
#
P
E
E
L
S
3
0
1
B
#
D
I
L
3
0
1
A
NA
8
4
B
NA
8
4
A
A49
NA
A50
LPC_SERIRQ
B50 CB_RESET#
A105 VCC_12V
B105 VCC_12V
C50 NA
D50 DDI2_PAIR3-
C105 VCC_12V
D105 VCC_12V
A51
GND (FIXED)
B51 GND (FIXED)
A106 VCC_12V
B106 VCC_12V
C51 GND (FIXED)
D51 GND (FIXED)
C106 VCC_12V
D106 VCC_12V
A52 P
B52 P
A107 VCC_12V
B107 VCC_12V
C52 NA
D52 NA
C107 VCC_12V
D107 VCC_12V
A53 PCIE_TX5-
B53 PCIE_RX5-
A108 VCC_12V
B108 VCC_12V
C53 NA
D53 NA
C108 VCC_12V
D108 VCC_12V
A54 GPI0
B54 GPO1
A109 VCC_12V
B109 VCC_12V
C54 TYPE0#
D54 PEG_LANE_RV#
C109 VCC_12V
D109 VCC_12V
A55 P
B55 P
A110 GND (FIXED)
B110 GND (FIXED)
C55 NA
D55 NA
C110 GND (FIXED) D110 GND (FIXED)
Row C
Row D
Row A
Row B
D
w
o
R
C
w
o
R
Row A
Row B
B96 VGA_I2C_DAT
C41 GND (FIXED)
D41 GND (FIXED)
C96 GND
D96 GND
B49 SYS_RESET#
A104 VCC_12V
B104 VCC_12V
C49 NA
D49 DDI
C104 VCC_12V
D104 VCC_12V
A102 SER1_RX
B102 FAN_TACHIN
C47 NA
D47 DDI2_PAIR2-
C102 NA
D102 NA