Port Description

The OSN module is shown below and described in the subsequent table.

OSN4B Module Port

osn3c_ports

OSN4B Module Port Description

Item #

Label

Description

1

osn3_label_usb

USB 2.0 port.

2

osn3_label_gbe

RJ-45 port for Gigabit Ethernet. The interface provides automatic detection and switching between 10Base-T, 100Base-TX and 1000Base-T data transmission (Auto-Negotiation). Auto-wire switching for crossed cables is also supported (Auto-MDI/X).

3

osn3_label_1010

Console (serial) port (micro-USB) for serial interface (COM1).

4

HDMI

Micro-HDMI port (19-pin Type D) for connecting to a graphic display monitor.

5

Port_LAN_1.png

Reset pinhole button.

■ To warm reset the operating system of the OSN server (i.e., power remains on): Press and then immediately release the button (less than five seconds). The LED indications are as follows (see LED Description for LED locations):
✔ Upon reset:
● LED #1: On (solid green)
● LED #2: On (solid red) 
✔ End of reset: LED #1 remains on (solid green); all other LEDs off.
■ To cold (hard) reset the OSN server (i.e., powers off and then powers on): Press the button for longer than five seconds and then release. The LED indications are as follows (see LED Description for LED locations):
✔ Upon reset:
● LED #1: On (solid green)
● LED #2: On (solid red)
● LED #5: On (solid blue) 
✔ End of reset: LED #1 remains on (solid green); all other LEDs off.

The RJ-45 connector pinouts for the Gigabit Ethernet interface are listed in the following table:

RJ-45 Connector Pinouts for Gigabit Ethernet Interface

Pin

100Base-Tx

1000Base-T

I/O

Signal

Signal

Function

1

O

Tx+

I/O

BI_DA+

2

0

Tx-

I/O

BI_DA-

3

I

Rx+

I/O

BI_DB+

4

 

 

I/O

BI_DC+

5

 

 

I/O

BI_DC-

6

I

Rx-

I/O

BI_DB-

7

 

 

I/O

BI_DD+

8

 

 

I/O

BI_DD-