Fxo Module; Port Description; Led Description; Figure 3-3: Fxo Module - AudioCodes Mediant 600 Hardware Installation Manual

3.1.2

FXO Module

The FXO module provides the Foreign eXchange Office (FXO) interfaces. Up to two FXO
modules can be installed in the device. Each FXO module can provide up to four FXO
interfaces and therefore, the device can support up to eight FXO interfaces.
3.1.2.1

Port Description

Each FXO module provides up to four RJ-11 ports. The ports are labeled I, II, III, and IIII.
3.1.2.2

LED Description

Each FXO port provides a LED for indicating operating status, as described in the table
below:
Color
Green
Red
Hardware Installation Manual

Figure 3-3: FXO Module

Table 3-3: FXO Module LED Description

State
On Off-hooks the line toward the PBX.
Blinking Detects a ring signal from the PBX.
On Error - malfunction in line or out of service due to Serial
Peripheral Interface (SPI) failure.
Description
14
Mediant 600
Document #: LTRT-85609