ADTRAN Type 400 Manuale di istruzioni
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
A ter unpacking the unit, inspect it or damage. I
damage is discovered, ile 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
ront o the housing until it snaps into the card edge
connector (J1), shown in Figure 2. A ter making the
inter ace connections and lowering and securing the
cover, the unit is ready or normal operation. Some
circuit cards may require a rame ground connection
to pin 11 or 27 o the gold inger connector. A ground
lug (L1), as illustrated in Figure 2, is provided to
connect an external rame 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
in ormation or 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-o -demarcation, the combination housing and
circuit pack provide diagnostic and provisioning
in ormation use ul 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 in ormation.
Features
The ADTRAN T400 LP Housing, P/N 1212007L1,
eatures include:
• Standalone Type-400 housing
C A U T I O N !
SUBJECT TO ELECTROSTATIC DAMAGE
OR DECREASE IN RELIABILITY.
HANDLING PRECAUTIONS REQUIRED.
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Section 61212007L1-5, Issue 2
261212007L1-5B
Table 2. Barrier Strip Interface Connection to
Card Edge Connector
Terminal Barrier
Strip (P1)
DRT
RT
RR
DRR
TT
TR
DTR
DTT
5
7
13
15
41
47
49
55
Circuit Card Gold Finger
Connector
Table 1. Cable Pairs
* The conductors of each pair are not polarity sensitive.
Pair* Description
From Network
To Network
To Customer
From Customer
RT, RR
TT, TR
DRT, DRR
DTT, DTR
Figure 2. T400 LP Housing with Cover Open
Ground
Lug
Frame
Modular Connector
Terminal
Barrier
Strip
Mounting
Holes
Card Edge
Connector
DRR
DRT
DTT
DTR
TR
TT
RR
RT
81
J1
L1
P1
RJ-48
P1
8 7 2 1
The ground lug provides an external Frame Ground
connection or pins 11 and 27 o the plugin’s gold
inger card edge. Insert the grounding wire into the
housing through the Network portal o the rear panel,
as illustrated in Figure 3.
3. CONNECTIONS
The barrier strip provides screw-down terminals or
network and customer signal inter aces. Customer-
side connections are usually made through the RJ-48
connector which is prewired to the barrier strip. To
connect to the barrier strip, conductors should be
placed beneath the square washer o each screw
terminal and tightened. Table 1 provides cable pair
connections and descriptions.
The T400 LP housing is compatible with other loop-
powered T400 units. Table 2 describes the terminal
barrier strip and circuit card gold inger connector
inter ace signal assignments.
NETWORK CUSTOMER
Figure 3. T400 LP Housing Rear Panel
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3
Section 61212007L1-5, Issue 2
61212007L1-5B
4. MAINTENANCE
The Model T400 LP housing does not require
maintenance to operate properly. In case o
equipment ailure, remove the unit and replace it with
another unit.
ADTRAN recommends that repairs on the unit not be
per ormed in the ield. Repair services may be
obtained by returning damaged units to ADTRAN.
5. WARRANTY AND CUSTOMER SERVICE
ADTRAN will replace or repair this product within
ten years rom the date o shipment i it does not meet
its published speci ications or ails while in service
(see ADTRAN Carrier Networks Equipment
Warranty, Repair, and Return Policy and Procedure,
document 60000087-10).
Return Material Authorization (RMA) is required
prior to returning equipment to ADTRAN.
For service, RMA requests, or urther in ormation,
contact one o the ollowing numbers:
ADTRAN Sales
Pricing and availability
(800) 827-0807
ADTRAN Technical Support
Pre-sales Applications/Post-sales Technical Assistance
(800) 726-8663
Standard hours: Monday - Friday, 7 a.m. - 7 p.m. CST
Emergency hours: 7 days/week, 24 hours/day
ADTRAN Repair/CAPS
Return or repair / upgrade
(256) 963-8722
Repair and Return Address:
ADTRAN, Inc.
CAPS
901 Explorer Boulevard
Huntsville, Alabama 35806-2807
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Section 61212007L1-5, Issue 2
461212007L1-5B
All manuals and user guides at all-guides.com
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