DIGITAL LINK CORPORATION

SOLO T1 CSU

Card Type

CSU

NIC Type

T1

Chip Set

Unidentified

I/O Options

AC power connector, DC power connector, DTE port via 15-pin connector,

serial port (RS-232), network interface via 15-pin connector

monitor jack - transmit, monitor jack - receive

Wiring Type

RJ-48 shielded twisted pair

Maximum Data Rate

9600bps

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

AC power connector

CN1

Network interface via 15-pin connector

CN5

DC power connector

CN2

Monitor jack - transmit

CN6

Serial port

CN3

Monitor jack - receive

CN7

DTE port via 15-pin connector

CN4

Fuse

F1

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Network framing ESF enabled

S1/1

Off

 

Network framing D4 enabled

S1/1

On

»

Line code B8ZS enabled

S1/2

Off

 

Line code AMI enabled

S1/2

On

»

Auxiliary framing D4 enabled

S1/5

Off

 

Auxiliary framing ESF enabled

S1/5

On

»

Auxiliary line code AMI enabled

S1/6

Off

»

Auxiliary line code B8ZS enabled

S1/6

On

»

Factory configured - do not alter

S2/1

Off

»

Factory configured - do not alter

S2/2

Off

»

Serial port stop bits (2)

S2/5

Off

 

Serial port stop bits (1)

S2/5

On

»

Word length 8-bit enabled

S2/11

Off

 

Word length 7-bit enabled

S2/11

On

»

DIP switch configuration enabled

S2/12

Off

 

Terminal configuration enabled

S2/12

On

Note: Off corresponds to the 1 or closed position.

SOUND CONFIGURATION

Net build

SW1/3

SW1/4

»

0dB

Off

Off

 

-7.5dB

Off

On

 

-15dB

On

Off

AUXILARY LINE LENGTH

Setting

SW1/7

SW1/8

SW1/9

0-133ft

Off

Off

Off

133-266ft

Off

Off

On

266-388ft

On

On

Off

388-533ft

On

Off

Off

533-655ft

On

On

On

TIMING SOURCE

Setting

SW2/3

SW2/4

Network

Off

Off

Internal

Off

On

Auxiliary

On

Off

SERIAL PORT RATE

Setting

SW2/6

SW2/7

SW2/8

 

1200bps

Off

On

On

 

2400bps

Off

On

Off

 

4800bps

Off

Off

On

»

9600bps

Off

Off

Off

 

14.4Kbps

On

On

On

 

19.2Kbps

On

On

Off

 

28.8Kbps

On

Off

On

 

38.4Kbps

On

Off

Off

SERIAL PORT PARITY

Setting

SW2/9

SW2/10

None

Off

Off

Odd

Off

On

Even

On

Off

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

PWR

Green

On

Power is on

PWR

Red

On

Alarm is activated

PWR

Yellow

On

CSU is on and running a test

PWR

None

Off

Power is off

NET

Green

On

CSU is receiving a signal from network

NET

Red

On

Loss of frame condition exists

NET

Red/Green

Blinking

CSU is detecting BPV, CRC, or OOF error signal from network

NET

Yellow

On

Yellow or blue alarm signal received from network

NET

None

Off

CSU is not receiving a signal from network

NLBK

Yellow

On

Network loopback test running

NLBK

Yellow

Off

Network loopback test not running

ACK

Yellow

On

Remote loop (up or down) detected - Press buttons to run (up) or (down) remote loop test

ACK

Yellow

Off

Remote loop test not running

DTE

Yellow

On

DTE loopback running: - Press button to DTE loopback run test

DTE

Yellow

Off

DTE loopback not running

AUX

Green

On

DTE port operating normally

AUX

Red

On

Loss of frame on DTE port

AUX

Red/Green

Blinking

CSU is detecting BPV, CRC, or OOF error signal on DTE port

AUX

Yellow

On

Yellow or blue alarm signal received on DTE port

AUX

None

Off

Loss of signal on DTE port