Chapter 3, Board layout – Lanner LEC-7950 User Manual

Page 16

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15

Board Layout

Chapter 3

Embedded and Industrial Computing

DVI-D Connector (DVID1): A single link DVI-D Connector

Pin No.

Description

Pin No.

Description

1

dATA_2N

2

dATA_2P

3

GNd

4

NC

5

NC

6

ddC_CLK

7

ddC_dAT

8

NC

9

dATA_1N

10

dATA_1P

11

GNd

12

NC

13

NC

14

+5V

15

GNd

16

HPd

17

dATA_0N

18

dATA_0P

19

GNd

20

NC

21

NC

22

GNd

23

CLK_P

24

CLK_N

HDMI Connector (HDMI1): An HDMI Connector

Pin No.

description

Pin No.

description

1

HdMI_dATP2_P

2

GNd

3

HdMI_dATP2_N

4

HdMI_dATP1_P

5

GNd

6

HdMI_dATP1_N

7

HdMI_dATP0_P

8

GNd

9

HdMI_dATP0_N

10

HdMI_CLK_P

11

GNd

12

HdMI_CLK_N

13

N/A

14

N/A

15

HdMI_ddC_CLK

16

HdMI_ddC_dAT

17

GNd

18

PHdMI

19

HdMI_HPd

VGA (VGA1)

Pin

signal

Pin

signal

Pin

signal

1

REd

6

CRT dET

11

N/A

2

GREEN

7

GNd

12

ddC dAT

3

BLUE

8

GNd

13

HsYNC

4

N/A

9

VCC5

14

VsYNC

5

GNd

10

GNd

15

ddC CLK

Note: The driver for the VGA and Audio ports

should be installed with the following order:

Chipset INF->Graphic->Audio

Reset Button (RST1)

Pin NO.

description

1

RsT_BTN

2

GNd

3

GNd

4

N/A

DC_IN CONNECTOR (CN1): A Phoenix connector for

external power supply.

Power Button (PBT1): Power button with dual LEDs

Digital Input/Output Connector (CN2): The 8 pins of

General Purpose Input/Output (GPIO) support input and

output operations through the DB-9 female connector.

LAN1/LAN2 Ports (LAN1/LAN2): The LAN ports are

provided by Intel 82574L Ethernet controller whose

interface complies with PCI-e 1.1 (2.5 Ghz). It has advanced

management features including IPMI pass-through via

SMBus or NC-SI, WOL, PXE remote boot, ISCSI boot and

VLAN filtering.

15 14 13 12 11

5 4 3 2 1

1
3

2
4

Pin No.

Pin Name

1

PWR_BTN_N

2

PWR_BTN_N

3

GNd

4

GNd

L1

PWR_sW_P

L2

PWR_sW_N

Pin No.

Description

Fast Ethernet Gigabit Ethernet

1

TX+

BI_DA+

2

TX-

BI_DA-

3

RX+

BI_DB+

4

--

BI_DC+

5

--

BI_DC-

6

RX-

BI_DB-

7

--

BI_DD+

8

--

BI_DD-

TTL Level is +5V; Maximum input current for
each port is 10mA; Maximum output current

for each port is 100uA

Input/Output

Voltage

Logic Register

0~2V

Low

0

2~5V

High

1

9 8 7 6

5 4 3 2 1

Pin No.

Pin Name

Pin No.

Pin Name

1

IN0

6

OUT0

2

IN1

7

OUT1

3

IN2

8

OUT2

4

IN3

9

OUT3

5

GNd

Pin No.

Pin Name

1

dC_GNd

2

dC_IN

1 2

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