ADTRAN Type 400 - Manual

1

Section 61212007L1-5, Issue 2

61212007L1-5B

CONTENTS

1.

GENERAL .......................................................... 1

2.

INSTALLATION ............................................... 1

3.

CONNECTIONS ................................................ 2

4.

MAINTENANCE ............................................... 3

5.

WARRANTY AND CUSTOMER SERVICE ... 3

FIGURES

Figure 1. T400 LP Housing ...................................... 1
Figure 2. T400 LP Housing with Cover Open ......... 2
Figure 3. T400 LP Housing Rear Panel .................... 2

TABLES

Table 1.

Cable Pairs ................................................ 2

Table 2.

Barrier Strip Interface Connection to Card
Edge Connector ......................................... 2

Type 400 Single Mount Housing

For Loop Powered Network Termination Units

Installation and Maintenance

• Span Powered

• Network connection via terminal barrier strip

• Customer connects to RJ-48 or barrier strip

• Durable metal enclosure

2. INSTALLATION

After unpacking the unit, inspect it for damage. If
damage is discovered, file a claim with the carrier and
then contact ADTRAN. See

Warranty and Customer

Service

.

The ADTRAN T400 LP housing may be mounted
using the mounting holes shown in

Figure 2

.

Open the cover and insert the circuit card through the
front of the housing until it snaps into the card edge
connector (J1), shown in Figure 2. After making the
interface connections and lowering and securing the
cover, the unit is ready for normal operation.

Some

circuit cards may require a frame ground connection
to pin 11 or 27 of the gold finger connector. A ground
lug (L1), as illustrated in Figure 2, is provided to
connect an external frame ground wire to the unit.

Section 61212007L1-5B

Issue 2, May 2001

CLEI Code # NCM5MPSD_ _

Trademarks: Any brand names and product names included in this document are
trademarks, registered trademarks, or trade names of their respective holders.

Figure 1. T400 LP Housing

1. GENERAL

This section provides installation and maintenance
information for the ADTRAN

®

Type 400 (T400)

Single Mount Housing, illustrated in

Figure 1

.

Description

The ADTRAN T400 housing is used with a Loop
Powered (LP) Type 400 network termination unit and
is located at the customers premises. Functioning as a
point-of-demarcation, the combination housing and
circuit pack provide diagnostic and provisioning
information useful in installation and trouble isolation
procedures.

Connections are made to the unit by a screw terminal
block and an RJ-48 jack.

Document Revision History

This document has been revised to include additional
grounding information.

Features

The ADTRAN T400 LP Housing, P/N 1212007L1,
features include:

• Standalone Type-400 housing

C A U T I O N !

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.