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Chapter 11 — NTMW07 Trunk/Line Card
Introduction
Description
The NTMW07 Trunk/Line card is a combined 4 Port analog line and 4 Port
analog trunk card designed for use in the Meridian 1 Option 11C Compact
system.
The NTMW07 Trunk/Line Card has eight unit; four analog line units and four
analog trunk units.
The the four line units on the NTMW07 Trunk/Line card are identical to those
on the NTMW06 Analog Line card (see
Line Card" on page 97
Analog Line card, the NTMW07 is equipped with a Power Fail Transfer
(PFT) feature on one line unit.
The trunk portion of t he NTMW07 Trunk/Line Card has the following
features:
•
trunk type can be configured on a per unit basis
•
indicates status during an automatic or manual self-test
•
provides card-identification for auto configuration, and to determine the
serial number and firmware level of the card
•
converts transmission signals from analog-to-digital/digital-to-analog
•
operates in A-Law or µ-Law companding modes on a per unit basis
•
provides software selected terminating impedance (600, 900, or 1200
ohm) on a per unit basis (1200 ohm supported for RAN trunks only)
•
provides software selected balance impedance (600 ohm or complex
impedance network) on a per unit basis
Meridian 1 Option 11C Compact
"Chapter 10 —NTMW06 Analog
for a description). However, unlike the NTMW06
(See "Power Fail Transfer" on page
Page 103 of 136
108.)
Technical Reference Guide
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