Comtest-networks MTAS-192 METALLIC TEST ACCESS SYSTEM Manual do Utilizador descarregar pdf (Página 17)

CT-IG-MTAS192-2008-v1_8.doc

Comtest Networks

MTAS-192

June 2006 Installation Guide

11

Figure 11: Loop-Around Mode

Figure 12: High-Impedance Monitor Mode for the Splitter/Access Two-Wire TAP

Facility Side (F)

(Downstream)

AF

Equipment Side (E)

(Upstream)

AE

PSTN

Class 5

DSLAM

Splitter

MTAU (MTAS-192)

Tip

Tip

Ring

Ring

TT

RR

2

–

Wire Circuit

A

ccess Point

RTU (Test Head)

High (Z) Impedance

Facility Side (F)

(Downstream)

AF

Equipment Side (E)

(Upstream)

AE

PSTN

Class 5

DSLAM

Splitter

MTAU (MTAS-192)

Ti

p

Ti

p

Rin

g

Rin

g

TT

RR

2

–

Wire Circuit

A

ccess Point

RTU (Test Head)

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