AudioCodes Mediant 600 - 4 Monitoring the Device; Front-Panel Leds; Figure 4-1: Location of Leds on I;O Modules; Table 4-1: Analog I;O (FXS; FXO) Modules Leds Description

Version 6.0 49 February 2010
Installation Manual 4. Monitoring the Device
4 Monitoring the Device
The operating status of the device can be monitored in the following ways:
 Monitoring the device's hardware front-panel LEDs (refer to 'Front-Panel LEDs' on
page 49).
 Monitoring the device using the Web interface (refer to 'Web Interface' on page 50).
4.1 Front-Panel LEDs
The location of the device's front panel LEDs are shown in the figure below and described
in the subsequent table.
Figure 4-1: Location of LEDs on I/O Modules
Table 4-1: Analog I/O (FXS / FXO) Modules LEDs Description
I/O Port LED Color State Description
RJ-11
Green On
 FXS: phone is off-hooked.
 FXO: off-hooks the line toward the PBX.
Blinking
 FXS: rings the extension line.
 FXO: detects a ring signal from the PBX.
Red On Error (malfunction in line).
Table 4-2: E1/T1 PRI I/O TRUNKS Modules LED Description
LED Color State Description
RJ-48c
Green On Trunk is synchronized (normal operation).
Red On Loss due to any of the following signals:
 LOS - Loss of Signal
 LOF - Loss of Frame
 AIS - Alarm Indication Signal (the Blue Alarm)
 RAI - Remote Alarm Indication (the Yellow Alarm)
- Off Failure / disruption in the AC power supply or the power is
currently not being supplied to the device through the AC
power supply entry.