IES-1000 User’s Guide

tests to be done. Suppose you’re using installation scenario “B” as shown in the chapter on MDF connections. The logic for other scenarios should be similar.

Use steps A-D if there is no voice but you can transmit data. Use all of the steps if there is no voice and you cannot transmit data.

A.Test A determines if there is a wiring problem between the TELCO (telephone company) and MDF 1.

B.Test B determines if there is a wiring problem between MDF 1 and MDF 2.

C.Test C determines if there is a wiring problem between MDF 2 and your device.

D.Test D determines if there is a problem with your device’s internal splitter.

E.Test E determines if there is a wiring problem between your device and MDF 3.

F.Test F determines if there is a building-wiring problem between the subscriber’s wall jack and MDF 3.

Figure 8-1 Testing In-house WiringTable 8-7 Testing In-house Wiring

STEP

TEST

AConnect a standard telephone to MDF 1. If there is no dial tone, then a problem with the wire or wire connections between MDF 1 and the TELCO exists. Contact your telephone company for troubleshooting.

BConnect a telephone to the upper port of MDF 2. If there is no dial tone, then the problem is between MDF 1 and MDF 2. Check the telephone wire and connections between MDFs 1 and 2.

8-4

Hardware Troubleshooting