Verilink 2000 (1051-2 Chassis) (CG) Configuration/Installat Manuel d'utilisateur télécharger pdf (Page 2)

Chassis Connections

Pin T1 DTE T1 NET

1 Data Out Data In

2 Data Out Data In

3 Not Used Not Used

4 Data In Data Out

5 Data In Data Out

6 Not Used Not Used

7, 8 Chassis Gnd Chassis Gnd

Pin NMS In NMS Out

1 Not Used Not Used

2 Signal Gnd Signal Gnd

3 Data Out Data Out

4 Data In Not Used

5 Signal Gnd Signal Gnd

6 Not Used Not Used

T1 DTE

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( B )

NMS

IN

( B )

NMS

OUT

12

High Speed DTE

11 10 9 8 7 6 5 4 3 2 1

T1 NET

TB2

TB1

ENET

( A )

NMS

IN

( A )

NMS

OUT

TB1 TB2

TxPORT 1051 Chassis Rear View

(V.35 version also available)

Switch S3

18765432

NOTE: For future reference, all

DIP switches are provided with

upper and lower boxes to check

according to the particular user

selection. Factory default set-

tings are shown underlined

.

This 3-pin jumper straps the ACO alarm contact.

Move the jumper to the left for normally open

operation (closes on alarm) or to the right for

normally closed operation (opens on alarm).

8654321

Dn Up

7

NCNO

Network LBO: Sets the output signal

level of the transmitted data.

S3-1 S3-2 Line Build Out

Dn Dn 0 dB

Dn Up -7.5 dB

Up Dn -15.0 dB

Up Up -22.5 dB

DTE LBO: The output level of the

DTE interface should match the cable

length from the CSU DTE port to the

attached equipment.

S3-3 S3-4 S3-5 Distance

Dn Dn Dn 0 -110

Dn Dn Up 110-220

Dn Up Dn 220-330

Dn Up Up 330-440

Up Dn Dn 440-550

Up Dn Up 550-655

Up Up Dn > 655

Up Up Up Square

Clock: Sets the CSU’s timing source

for data transmitted toward both the

network and DTE.

S3-6 S3-7 S3-8 Source

Dn Dn Dn Normal

Up Dn Dn Internal

Up Up Dn Network

Up Up Up DTE

Circuit Board View

Configuration Switch S3

Alarm Relay Mode

Alarm

Relay

Switch S4

18765432

Switch S5

18765432

Switch S6

18765432910

S4-1: T1.403 PRM:

Down - enabled Up

- disabled

S4-2:

Audible Alarm (buzzer)

Down

- disabled Up - enabled

Dn Up

Dn Up

S4-3 S4-4 Boot Mode

Dn Dn Boot from Switches

Dn Up Boot from RAM

Up Dn Boot from Manager

Up Up Boot from ROM

S4-5 S4-6 SUPV Port Rate

Dn Dn 19200 bps

Dn Up 9600 bps

Up Dn 2400 bps

Up Up 1200 bps

S4-7 S4-8 NMS Port Rate

Dn Dn 19200 bps

Dn Up 9600 bps

Up Dn 2400 bps

Up Up 1200 bps

S5-1: Network Line Framing - matches the CSU to

the framing of the network line.

Down

- ESF Up - D4

S5-2: DTE Line Framing - Matches the CSU to the

framing of the DTE line.

Down

- ESF Up - D4

S5-3: Network Line Coding

Down - AMI Up

- B8ZS

S5-4: DTE Line Coding

Down - AMI Up

- B8ZS

S5-5: Network AIS - Sets the all ones signal sent

out to the network in a keep alive condition.

Down

- Unframed Up - Framed

S5-6: Network Keep Alive Mode - Selects the ac-

tion to occur on a DTE loss of signal.

Down

- Send AIS Up - Loop NET data in to

NET data out

S5-7: ESF CRC Mode - Regenerates the CRC

code or passes the CRC code through unchanged.

Down

- Regenerate Up - Pass

S5-8: ESF FDL Mode - Terminates the received

data link in the CSU or passes it through unchanged.

Down

- Terminate Up - Pass

MSB LSB

S6-1: Zero Suppression (ones density):

Down

- Enable Up - disable

S6-2: Maintenance Reset

Down

- Off Up - On

S6-3 to S6-10: The NMS address is defined

with this 8-bit binary code. The factory

default value is 1, which is S6-10 in the up

position and S6-3 through S6-9 down.

Dn Up

1

2

4

8

16

32

64

128

Configuration Switch S6

Configuration Switch S4

Configuration Switch S5

127 Jetplex Circle

Madison, Alabama 35758

Sales and Marketing

800-926-0085

205-772-3770

info@txport.com

Returns/RMA

800-926-0085, ext. 2227

Technical Support

800-285-2755

205-772-3770

support@txport.com

TRANSPORT

®

86543217

86543217

86543217910

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