SCU

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SCU

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SCU is the control board (a mandatory board) of the X1911/X1960/X1981. It is the management and control center of the X1911/X1960/X1981. It provides four network ports, one USB port, one Console port.

Main Functions

The SCU board provides the following functions:

ϒ⁄Provides the softswitch functions.

ϒ⁄Processes media control protocols.

ϒ⁄Supports hot swap.

Panel

Figure 1 shows the panel of the SCU board.

Figure 1 Panel of the SCU board

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1

Indicator

2

Reset button

3

Network port

4

Console port

5

USB port

6

Wrench

Panel Components

Panel Component

Identifier

Description

Ports

100/1000BASE-TX

Service network port that connects the device to a LAN and functions as an IP service port. This port is a GE port (adaptive electrical port) and supports an RJ-45 connector. The maximum transmission distance is less than 100m.

NOTE:

Port 1, 2 and 3 can all be connected to the LAN. Port 4 is an emergency repair port and is not used for operational purposes.

CONSOLE

Debugging serial port for configuring and commissioning the device. This port is an RS-232 serial port and supports an RJ-45 connector. The maximum transmission distance is less than 10 m.

USB

Reserved for the service to extend interfaces when required (not used currently).

AUDIO

3.5 mm audio input port for connecting external audio sources. It is used for playing music on hold (MoH).

Indicators

ACT

Power indicator (green), which indicates the power status.

ϒ⁄On: The power supply is normal.

ϒ⁄Off: There is no power supply.

RUN

Running indicator (green), which indicates the running status of the board.

ϒ⁄Blinking (0.5 Hz): The board is running normally.

ϒ⁄Blinking (1 Hz): The board is being started.

ϒ⁄Steady on: The board is faulty.

ϒ⁄Off: No power is supplied or the board is faulty.

ALM

Alarm indicator (red), which indicates the alarm status of the board.

ϒ⁄Steady on: An alarm exists.

ϒ⁄Off: No alarm exists.

Button

RST

Press to restart the board.

NOTICE:

Do not press the RST button unless required. The board restarts when you press the RST button, which causes service interruption.

Parent Topic: Board

 

 

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