ADTRAN Total Access Quad BNC Manuale di istruzioni

61181007L2-5A 1

Total Access®Quad BNC Adapter Module

Installation and Maintenance

Section 61181007L2-5A

Issue 1, February 2003

CONTENTS

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

2. FEATURES ..........................................................1

3. INSTALLATION .................................................3

4. CONNECTIONS ..................................................3

5. MAINTENANCE .................................................3

6. PRODUCT SPECIFICATIONS ...........................4

7. WARRANTY AND CUSTOMER SERVICE .....4

Figure 1. ADTRAN Total Access Quad

BNC Adapter Module

1. GENERAL

This ractice is an installation and maintenance guide

for the ADTRAN Total Access Quad BNC Ada ter

Module illustrated in Figure 1. The 1181007L2 Quad

BNC Ada ter Module is designed to mount on the

rear of the ADTRAN Total Access chassis,

P/N 1181001L1 (23-inch) or 1182003L1 (19-inch).

The Quad BNC Ada ter Module rovides Dual STS-1

interfaces for the Total Access 3000 and Total Access

3010 Chassis. The Quad BNC Ada ter Module must

be used in conjunction with an OC-3 L2 MUX (P/N

1181031L2). It will also work in conjunction with

either the L1 or L2 versions of the STS-1 MUX (P/N

1181030L1/L2). For information on the OC-3 L2

MUX, refer to ADTRAN Document 61181031L2-5A.

Revision History

This is the initial issue of this ractice. Future

revisions to this document will be ex lained in this

subsection.

2. FEATURES

The Quad BNC Ada ter Module is designed to mount

on the lower right-hand corner of the back lane of a

Total Access 3000 or Total Access 3010 chassis. The

unit rovides the coax cable connections for two Total

Access chassis which subtend from a Total Access

equi ed with an OC-3 L2 MUX.

The Quad BNC Ada ter Module for the Total Access

chassis rovides a data ath for two STS-1s from the

OC-3 equi ment Total Access to the subtending Total

Access chassis.

The Quad BNC Ada ter Module rovides:

1. Pro er receive termination for an EC-1 signal.

2. A means of interfacing the transmit EC-1 line

from either multi lexer module.

3. Four 75-ohm BNC connectors – two for

transmit data and two for receive data.

4. Connection to the Total Access back lane at

the 24- in connector rovided for that ur ose

and attaches with screws to ensure rigidity.

TX1

RX1

1181007L2

TX2

RX2

Trademarks: Any brand names and product names included in this document are

trademarks, registered trademarks, or trade names of their respective holders.

FIGURES

Figure 1. ADTRAN Total Access Quad BNC

Ada ter Module .........................................1

Figure 2. Block Diagram of the Quad BNC Ada ter

Module .......................................................2

TABLES

Table 1. Quad BNC Ada ter Module

S ecifications .............................................4

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261181007L2-5A

Figure 2 is a block diagram of the Quad BNC Ada ter

Module for Total Access 3000 and Total Access 3010.

Figure 2. Block Diagram of the Quad BNC Adapter Module

S litter

Pin 1 RX to MUX A (EC-1 #1)

Receive (1)

In ut

(BNC)

Receive (2)

In ut

(BNC)

Transmit (1)

Out ut

(BNC)

Transmit (2)

Out ut

(BNC)

Pin 22 RX to MUX B (EC-1 #1)

Pins 2, 4, 5, 6 (A RX Gnd)

Pins 18, 19, 21 (B RX Gnd)

Pin 20 RX to MUX B (EC-1 #2)

Pin 3 RX to MUX A (EC-1 #2)

Pin 8 TX from MUX A (EC-1 #1)

Pin 15 TX from MUX B (EC-1 #1)

Pins 7, 9, 11, 12 (A TX Gnd)

Pins 14, 16, 17 (A TX Gnd)

Pin 10 TX from MUX A (EC-1 #2)

Pin 13 TX from MUX B (EC-1 #2)

R-Term

S litter

R-Term R-Term

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61181007L2-5A 3

C A U T I O N

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.

3. INSTALLATION

After un acking the unit, ins ect it for damage. If

damage is discovered, file a claim with the carrier,

then contact ADTRAN. Refer to Warranty and

Customer Service.

Two hilli s-head ca tive screws are rovided with

the Quad BNC Ada ter Module. Use the screws and a

hilli s screwdriver to attach the Quad BNC Ada ter

Module to the back of the Total Access 3000 or Total

Access 3010 chassis with the screw s acer between

the Quad BNC Ada ter and the chassis surface.

CAUTION

This module should never be installed while

ower is resent on the chassis. Doing so can

cause damage to the back lane during

installation.

To be UL 1950 certified, ADTRAN requires that these

installation guidelines be followed:

• The Quad BNC Ada ter Module is intended

for installation in Restricted Access Locations

Only.

• The Quad BNC Ada ter Module must be

installed in accordance with the requirements

of NEC NFPA 70.

4. CONNECTIONS

Coax cable is easily connected to the Quad BNC

Ada ter Module. The RX connectors on the Quad

BNC Ada ter Module connect to the two EC-1 signals

coming from the network. Similarly, the TX

connectors on the Quad BNC Ada ter Module

connect to the two EC-1 signals going to the network.

To be UL 1950 certified, ADTRAN requires that the

following connection guidelines be observed:

• The Total Access chassis must be connected

to a reliably grounded -48 VDC source which

is electrically isolated from the AC source.

• The frame ground stud located on the chassis

must be connected to a reliable frame ground

source.

• A readily accessible disconnect device that is

suitably a roved and rated must be

incor orated into the fixed ower wiring

(e.g., Fuse and Alarm Panel).

• The branch circuit overcurrent rotection

must be a ro erly sized fuse or circuit

breaker rated for −48 V.

5. MAINTENANCE

The ADTRAN Total Access Quad BNC Ada ter

Module does not require any routine maintenance for

normal o eration. ADTRAN cautions against

erforming major re airs in the field. Re air services

may be obtained by returning the defective unit to

ADTRAN. (Refer to the Warranty and Customer

Service section of this ractice.)

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461181007L2-5A

6. PRODUCT SPECIFICATIONS

Product s ecifications are detailed in Table 1.

7. WARRANTY AND CUSTOMER SERVICE

ADTRAN will re lace or re air this roduct within

the warranty eriod if it does not meet its ublished

s ecifications or fails while in service. Warranty

information can be found at

www.adtran.com/warranty.

U.S. and Canada customers can also receive a co y of

the warranty via ADTRAN’s toll-free faxback server

at 877-457-5007.

• Request Document 414 for the U.S. and Canada

Carrier Networks Equipment Warranty.

• Request Document 901 for the U.S. and Canada

Enterprise Networks Equipment Warranty.

Refer to the following subsections for sales, su ort,

CAPS requests, or further information.

ADTRAN Sales

Pricing/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 .m. CST

Emergency hours: 7 days/week, 24 hours/day

ADTRAN Repair/CAPS

Return for Repair/Upgrade:

(256) 963-8722

Repair and Return Address

Contact Customer and Product Service (CAPS) prior

to returning equipment to ADTRAN.

ADTRAN, Inc.

CAPS Department

901 Explorer Boulevard

Huntsville, Alabama 35806-2807

Size:

2.3 in. H x 1.4 in. W x 1.75 in. D

Conforms to Total Access 3000 and 3010 mechanical and inout requirements

Connector:

24- in low rofile .050 in. centers male header with end shrouds and guide osts

Environmental:

-40ºC to +65ºC o erational

-40ºC to +85ºC storage

U to 95% noncondensing humidity

Regulatory Re uirements:

NEBS Level 3

GR-1089-CORE

UL1950

Table 1. Quad BNC Adapter Module Specifications

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