RAD DATA COMMUNICATIONS

SRM-9 (TB)

Card Type

Short Range Modem

Chip Set

Unidentified

I/O Options

25-pin serial port (RS-232),

Terminal block

Wiring Type

Unshielded twisted pair

Maximum Data Rate

128Kbps (synchronous), 115.2Kbps (asynchronous)

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

DTE/DCE serial port (25-pin connector)

CN1

Twisted pair connection terminal blocks

CN2

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Pattern (BERT) test activated

SW1/1

On

Pattern (BERT) test not activated

SW1/1

Off

Local digital loopback test activated

SW1/2

On

Local digital loopback test not activated

SW1/2

Off

Local analog loopback test activated

SW1/3

On

Local analog loopback test not activated

SW1/3

Off

Remote digital loopback test activated

SW1/4

On

Remote digital loopback test not activated

SW1/4

Off

DIAGNOSTIC LEDS

LED

Color

Status

Condition

TD

Unidentified

On

Device is transmitting data

TD

Unidentified

Off

Device is not transmitting data

RD

Unidentified

On

Device is receiving pulses from network

RD

Unidentified

Off

Device is not receiving pulses from network

RTS

Unidentified

On

RTS signal is high

RTS

Unidentified

Off

RTS signal is low

DCD

Unidentified

On

DCD signal is high

DCD

Unidentified

Off

DCD signal is low

ERR

Unidentified

On

Error detected on received data during BERT test

ERR

Unidentified

Off

Error not detected on received configuration information

TST

Unidentified

On

Device is conducting a loopback test

TST

Unidentified

Off

Device is not conducting a loopback test