Pin Assignments for I/O Connectors

USB Connector

Pin

Signal

1

USB5V+

2

USBP–

3

USBP+

4

GND

Pin	Signal
1	USB5V+
2	USBP–
3	USBP+
4	GND

Video Connector

Pin

Signal

Pin

Signal

1

CRT_R

9

5V+

2

CRT_G

10

GND

3

CRT_B

11

MONITOR_DETECT–

4

NC

12

DDC_DATA

5

GND

13

CRT_HS

6

GND

14

CRT_VS

7

GND

15

DDC_CLK

8

GND

Pin	Signal	Pin	Signal
1	CRT_R	9	5V+
2	CRT_G	10	GND
3	CRT_B	11	MONITOR_DETECT–
4	NC	12	DDC_DATA
5	GND	13	CRT_HS
6	GND	14	CRT_VS
7	GND	15	DDC_CLK
8	GND

Serial Connector

Pin

Signal

Pin

Signal

1

DCD

6

DSR

2

RXDA

7

RTS

3

TXDA

8

CTS

4

DTR

9

RI

5

GND

Pin	Signal	Pin	Signal
1	DCD	6	DSR
2	RXDA	7	RTS
3	TXDA	8	CTS
4	DTR	9	RI
5	GND

Dell D/Bay Connector

Pin

Signal

Pin

Signal

1

USB_VCC

8

SMB_CLK

2

USB_D-

9

GND

3

USB_D+

10

SHIELD GND

4

USB_GND

11

SHIELD GND

5

PWR_SRC

12

SHIELD GND

6

SMB_DAT

13

SHIELD GND

7

MODPRES#

14

SHIELD GND

Pin	Signal	Pin	Signal
1	USB_VCC	8	SMB_CLK
2	USB_D-	9	GND
3	USB_D+	10	SHIELD GND
4	USB_GND	11	SHIELD GND
5	PWR_SRC	12	SHIELD GND
6	SMB_DAT	13	SHIELD GND
7	MODPRES#	14	SHIELD GND

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