Verilink 1544E (CG) Configuration/Installation Guide Instrukcja Użytkownika Pobierz pdf (Strona 2)

LBO

7.5

1544E Rear Panel

1234567

Right (0)

Mark your configuration selection in either the right or left box.

Then flip the switch toward your particular selection.

7654321

Left (1)

Test - QRS

Zeros - 15

Keep Alive - Unframed

Keep Alive - AIS

Line Code - AMI

DTE Mode - D4

Network Mode - D4

Test - Clear

Zeros - 128

Keep Alive - Framed

Keep Alive - LLB

Line Code - B8ZS

DTE Mode - ESF

Network Mode - ESF

1234567

OFF

T-View

Ports

CSU

Config-

uration

CSU

Address

Network

Interface

Network

Output

Network

Input

Ground and

Cable Strap

Mounting

Brackets

DTE

Interface

Sealing

Current

DTE

Output

DTE

Input

Yellow - Transcode Yellow - Normal

Right (0)

7654321

Address Switch SW1

MSB

LSB

various local and remote

CSUs. The information is

transmitted and received

over the CSU’s ESF Data

Link. The 8 switches are set

to a binary address code in

the range of 1 to 252.

NOTE: Each unit must

have a unique address.

Mark your address selec-

tion in the right or left box.

Then flip the switch toward

your particular selection.

This DIP Switch is used to provide up to 252 unit addresses.

The System Controller will recognize addresses from 1 to 252

and uses these addresses to poll and send commands to the

Chassis

Ground

Loop

-48 VDC

VDC RTN

Configuration Switch SW2

Pos Function Switch SW2 Description

1Network

Framing

ESF - Formats the network side of the CSU to Extended Superframe Format.

D4 - Formats the network side of the CSU to D4.

2 DTE Line

Framing

ESF - Formats the DTE side of the CSU to Extended Superframe Format.

D4 - Formats the DTE side of the CSU to D4.

3Line

Code

AMI - Sets the line code for the DS-1 signal to Alternate Mark Inversion.

B8ZS - Sets the line code for the DS-1 signal to Bipolar 8 Zeros Substitution.

4/5 Network

Line Keep

Alive

S4=0

and S5=0 - Keep Alive Signal is unframed all ones.

S4=0 and S5=1 - Keep Alive signal is framed all ones.

S4=1 and S5=0 or 1 - Keep Alive signal is the activation of the line loop back.

6Zero

Suppression

- ones density enforcement enabled.

50 - ones density enforcement disabled.

7Test

Pattern

QRS

- sends a QRS pattern during a network test.

Clear - traffic from DTE is passed through to the network during network test.

8 Yellow

Alarm

NORMAL

- D4 Yellow Alarm is in S-bit of frame 12.

TRANSCODE - D4 Yellow Alarm is bit 2 set to 0 in all frames.

Pin Designation

1 Input (Ring)

2 Input (Tip)

4 Output (Ring)

5 Output (Tip)

7, 8 Ground

Pin Designation

1 Output (Ring)

2 Output (Tip)

4 Input (Ring)

5 Input (Tip)

7, 8 Ground

Ground and

Cable Strap

LBO

Sets the output signal level of

transmitted data. The Telco

should provide the proper

setting. If unsure of the exact

setting, then set to 0 dB.

Left (1)

128

Va lue

LBO Level

Network Interface DTE Interface

Pin Signal

1 Ground

2Tx Data

3Rx Data

4 Ground

T-View In

Pin Signal

1 Ground

2Tx Data

3Open

4 Ground

T-View Out

NOTE: All factory default settings are

shown underlined. This unit is factory preset

for normal operation. It may be installed and

operated without any adjustment.

TRANSPORT

TxPORT Customer Service

127 Jetplex Circle

Madison, Alabama 35758

Customer Service Returns:

800-926-0085, ext. 227

Product Technical Support

(8 a.m. to 5 p.m.)

800-285-2755 or

205-772-3770, ext. 255

After Hours Hot Line:

205-551-7538

1 2

TRANSPORT 1

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