CPU Module

The CPU module provides the central processing unit and port interfaces, as shown in the following figure and described in the subsequent table.

CPU Module

CPU Module Description

Item #

Label

Description

1

osn3_label_gbe

Two 100/1000Base-T (Gigabit) Ethernet ports (RJ-45) for connecting to the IP network.

The ports support the following features:

■ 1+1 Ethernet port redundancy
■ Half- and full-duplex modes
■ Auto-negotiation
■ Straight or crossover cable detection

The ports provide LEDs to indicate Ethernet status. For more information, see Ethernet LEDs.

2

Port_LAN_1.png

Reset pinhole button for resetting the device and restoring factory defaults:

■ To reset the device: Using a paper clip or any other similar pointed object, press and hold down the button for at least 2 seconds (but no more than 10 seconds).
■ To restore the device to factory defaults: Using a paper clip or any other similar pointed object, press and hold down the button for at least 15 seconds (but no more than 30 seconds).

3

STAT

LED indicating the status of the CPU module. For more information, see STAT LED.

4

|O|O|

RJ-45 port for RS-232 serial communication.

5

USB Type-A port which can be used, for example, for various storage capabilities to an external USB hard drive or flash disk (disk on key).