Paradyne 3174, 3172 User Manual

ACCULINK® 3172 and 3174

E1 DSU/CSU

Quick Reference

Document No. 3170-A2-GL10-10

Copyright © 2001 Paradyne Corporation.
All rights reserved.
Printed in U.S.A.

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ACCULINK® 3172 and 3174 E1 DSU/CSU

Quick Reference

Document Number 3170-A2-GL10-10
July 2001

Product Documentation Online

Complete documentation for this product is available at
Select

Library → Technical Manuals → T1/E1 Digital Access Devices.

Select the following document:

3170-A2-GB20

ACCULINK 3172 and 3174 E1 DSU/CSU Operator’s Guide

To request a paper copy of a Paradyne document:

Within the U.S.A., call 1-800-PARADYNE (1-800-727-2396)

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Outside the U.S.A., call 1-727-530-8623

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Before installing the DSU/CSU, read the
to ensure complianc e wi th emi ssions require ments , in stall f e rrite chok es as de scribed i n

Quick Start Procedure

on page 2.

Important Safety Instructions

www.paradyne.com

on page 16. Also ,

.

1

Quick Start Procedure

The following procedure is for experienced DSU/CSU users who are familiar with the
317x DSU/CSU installation process and have no special requirements for their
application. See the

Operator’s Guide

Procedure

The DSU/CSU is shipped with a power cable appropriate to the country of

1.

installation. Attach the po wer module c ord to the rear of the DSU/CSU and the other
end to a grounded AC power outlet. If you intend instead to use a 24 or –48 VDC
power supply, see the Operator’s Guide.

Attach the DSU/CSU network connection to the E1 network using the appropriate

2.

cable. Attach the DSU/CSU to the customer premises equipment via the DTE and
port connectors.

Install f errite c ho kes on cables attached to Ports 1 and 2 (Model 3172) or Ports 1–4

3.

(Model 3174):
— Pull up on the latch to open

the ferrite choke.

— Place the ferrite choke on the

cable as close to the
DSU/CSU as possible.

— Close the choke around the

cable and press down on the
latch to fasten it.

— Secure the choke wi th a cab le

tie.

If you intend to use front panel emulation, connect the cable from the PC to the

4.

COM port on the rear panel of the DSU/CSU.
Power on the DSU/CSU to perform the power-up self-test.

5.

During the power-up self-test, the

6.

When the test is complete, verify that the DSU/CSU is functional by observing that
the OK,

If you intend to manage the DSU/CSU with SNMP, cable either the COM or AUX

7.

port (as appropriate for your configuration). Then, configure the SNMP
management link.

If you do not intend to use the DTE Drop/Insert E1 port, disable it using the

8.

configuration procedures in
Guide. (The default setting for this port is

Configure the ports and channels you intend to use and assign channels to the

9.

network interface.

ACCULINK 317x E1 Data Service Unit/Channel Service Unit

for more information.

NETWORK SIG

, and

Operation

FAIL

DTE SIG

Ferrite Choke

Connector

End

LED flashes, then all LEDs blink twice.

LEDs are lit.

and

Configuration Op tions

Enabled

.)

of the Operator’s

Tie

Wrap

97-14820-02

Plastic

Latch

2

Cabling Examples

The DSU/CSU is supplied with an AC power module. You must provide t he DTE and
network cables.

Optional cable s th at you can order from the c om pa n y are d es cribed in
in the Operato r’s Guide.

NOTE:

The 120Ω/75Ω s witch s elects eithe r the 120-o hm bal anced netwo rk interface or the
75-ohm unbalanced network interface. The RX SHIELD switch selects either an
“open” or “earth” shield connection for the 75-ohm RX interface. (This switch must
be set to “open” when using the 120-ohm interface.)

Pin Assignments

COM PORT

AUX

POWER

PORT

CAUTION: AUX PORT OR COM PORT MUST NOT BE
CONNECTED TO PSTN OR E1 NETWORK

3100-F1-550

TO AC

POWER

MODULE

NETWORK

COM
PORT

DTE

PORT 1 PORT 2CLOCK IN

SERIAL

PORT

NOTE:
3100 SERIES

FRONT PANEL
EMULATION
SOFTWARE,
3100-C1-010

120ý

NETWORK

TX

RX SHIELD

120ý

OPEN

EARTH

75ý

75ý

DSU/CSU

TO DC

POWER

(OPTIONAL)

RX

75ý

NETWORK

NETWORK

3100-F1-520

COM PORT

AUX

POWER

CAUTION: AUX PORT OR COM PORT MUST NOT BE
CONNECTED TO PSTN OR E1 NETWORK

COM

PORT

PORT

NETWORK

DTE

PORT 3 PORT 4

PORT 1 PORT 2CLOCK IN

TX

120ý

75ý

3100-F1-540

FRONT

PANEL

DSU/CSU

NETWORK

RX

RX SHIELD

120ý

OPEN

EARTH

75ý

75ý

DSU/CSU

SNMP

MANAGER

OR

98-14673a

3

Configuration Options

Configuration options are accessed from the Cnfig branch of the front panel menu.

DSU E1 CEPT

Stat

STest

DevHs

Perf

NET

Cur 8Tot Intvl

Cur 24Tot Intvl

TStat

Prt

ID

LED

E1 Prt

n

n

FarNear

Abort

Port Chan

Rlpbk

DCLBUPDCLB

DN

PLB

DLB

LLB

NETDTE

Lpbk

RLB

Tes t

Abort

DCLB

Gen

Cnfig

Lamp

Ptrns

Send

511

DTLB

Edit

Mon

QRSS

1in8

QRSS 511

Load Edit Area From:

Activ Cust1 Cust2 Fact

Choose Function:

Alarm

User

SNMP

LED

Rel ClrReg

DTE

Prt1

Reset

NET Prt1 Prt2 Prt3 Prt4

Prt2

Prt4

Prt3

Save

Activ Cust2

Cust1

Ctrl

DL

CID

FarNear

Dsply

Prt1

Copy

Port Select :

All Prt1 Prt2 Prt3 Prt4

Prt2

Clear

Prt3

DTE

Prt4

Prt1

Prt2

Prt3

Prt4

Gen Trap

98-14606a

4