Avaya Digital Drop and Insert (DDI) MUX Guide d'installation télécharger pdf (Page 32)

32 Installing the DDI MUX

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Troubleshooting

These troubleshooting procedures help you to solve problems with network connections and

cables. Read these troubleshooting tips before replacing any components.

Before you begin troubleshooting, gather all the information that is relevant to your network

configuration:

• the DDI MUX Programming Record

• records from persons who use the network

• information about other hardware such as routers, within the public or private network

LED Indicator and Diagnostics

The DDI MUX has 15 LEDs to check or monitor its status.

Figure 8 DDI MUX LEDs

RxDTxD RTS CTS DCD DSR TM10101

Test Mode (TM)

Data Set Ready (DSR)

Data Carrier Detect (DCD)

Clear to Send (CTS)

Request to Send (RTS)

Receive Data (RxD)

Transmit Data (TxD)

Power

Status

In Service

Loopback Test

Receive LEDs

Transmit LEDs

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Avaya Digital Drop and Insert (DDI) MUX Guide d'installation Page 32