Polycom DOC2232A manual Active Alarms

Chapter 2 - Hardware Description and Installation

Active Alarms

To access the Active Alarms, select the first option from the MGC-25 Main menu.

If there are no active alarms, selecting the Active Alarms option shows the System Idle display.

To scroll vertically through the Active Alarms, press the right () button to highlight the scroll bar and then use the up/down (/) buttons to scroll. The possible alarms are described in Table 2-1:

Table 2-1: Alarms Shown in the LCD Display Window

Alarm Type	Description
System	Major/Minor Alarm
Errors	The system has an error. To view details about the error: in the
	MGC Manager, right-click the MCU icon, and then click Faults.
	For details about Faults, see the MGC Administrator’s Guide,
	Chapter 5.
PRI Errors	R - Red Alarm
	No connection is detected. There are no physical or higher layer
	protocols established. The line cannot be used for service when
	a red alarm is detected. Check the network cable.
	Y - Yellow Alarm
	The system is receiving a “Far End Alarm Failure.” This failure
	indicates that layer 1 and layer 2 protocols have been
	established but the layer 3 protocol is not yet established. The
	line cannot be used for service when a yellow alarm is detected.
	Check the network cable and contact your service provider.
	N - Normal
	D - D Channel not established.
	Check the network cable and contact your service provider.
LAN Errors	L - Link Down - There is no signal from the network.
	N - Normal

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