14

Cable Diagnostics

This chapter explains the Cable Diagnostics screen.

14.1 Diagnostics Overview

The cable diagnostics function works with systems using CAT-5 twisted-pair cables.

The switch can perform basic cable diagnostics. Click Cable Diagnostic in the navigation panel to view the screen as shown.

Figure 48 Cable Diagnostic

The following table describes the labels in this screen.

Table 28 Cable Diagnostic

LABEL

DESCRIPTION

Port to diagnose

Select the port you want to test.

 

 

Apply

Click this to perform cable testing on the specified port.

 

 

Diagnostic for Port

This field displays the number of wired pairs the port is communicating over.

01:

 

 

 

Status

This field displays the results of the test:

 

Ok - the cable is working properly.

 

Open - there is no cable connected to the port or the cable is damaged.

 

Short - there is a short along the cable.

 

Short-between-pair- there is a short between two twisted pairs of cable.

 

 

Pair A .. Pair D

This field displays the whether the twisted pair has a good connection - Ok, or it

 

displays the type of fault the switch has detected: Open, Short or Short-

 

between-pair. It also displays the length of total twisted pair length or the

 

distance to the detected fault depending whether the cable tested Ok or a fault

 

was found.

 

 

 

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ES-1552 User’s Guide