HwMuseum | Index

PATTON ELECTRONICS COMPANY

1185

Card Type

Modem

Chip Set

Unidentified

I/O Options

AC power connector, DTE/DCE serial port,

network interface via ST or SMA connector

Wiring Type

Fiber optic cable

Topology

Daisy chain, star

Maximum Data Rate

256Kbps (synchronous), 38.4Kbps (asynchronous)

Data Bus

External

CONNECTIONS

Function

Label

Function

Label

Power connector

CN1

Network interface via ST connector

CN3

DTE/DCE port (quick connect module)

CN2

Power switch

SW3

Note:

Quick connect serial interface module can be configured as a V.24/RS-232, V.35, RS422/530, or X.21 port. Device is available with either a fiber ST or SMA connector (CN3)

 

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í Modem ignores requests from DTE

S1/7

Off

Modem responds to digital loopback requests from DTE

S1/7

On

í Modem ignores requests from DTE

S1/8

Off

Modem responds to local analog loopback requests from DTE

S1/8

On

TRANSMIT CLOCK SOURCE

Source

S1/5

S1/6

í Transmit clock generated internally

On

On

Transmit clock generated internally

On

Off

Transmit clock derived from terminal interface

Off

On

Transmit clock derived from receive line signal

Off

Off

DATA RATE (ASYNCHRONOUS)

Setting

S1/1

S1/2

S1/3

S1/4

0-19.2Kbps

On

Off

Off

On

0-38.4Kbps

On

Off

Off

Off

DATA RATE (SYNCHRONOUS)

Setting

S1/1

S1/2

S1/3

S1/4

2400bps

On

On

On

Off

9600bps

Off

On

On

On

14.4Kbps

On

Off

On

Off

19.2Kbps

On

Off

On

On

28.8Kbps

Off

Off

On

Off

38.4Kbps

Off

Off

On

On

48Kbps

On

On

Off

On

56Kpbs

Off

On

Off

Off

64Kbps

Off

Off

Off

On

72Kbps

Off

On

On

Off

128Kbps

Off

Off

Off

Off

144Kbps

On

On

Off

Off

192kbps

Off

On

Off

On

256Kbps

On

On

On

On

TEST SELECTOR

Function

Label

Position

Remote digital loopback initiated

SW2

1

Normal operation. Loopback not activated

SW2

2

Activates local analog loopback

SW2

3

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

TD

Red

On

Data is being transmitted (low logic level, device idle)

TD

Green

On

Data is being transmitted (high logic level)

TD

None

Off

Data is not being transmitted

RD

Red

On

Data is being received (low logic level, device idle)

RD

Green

On

Data is being received (high logic level)

RD

None

Off

Data is not being received

RTS

Green

On

RTS signal is high

RTS

Green

Off

RTS signal is low

CD

Green

On

Carrier signal detected

CD

Red

On

Carrier signal not detected

DTR

Green

On

DTR signal is high

DTR

Green

Off

DTR signal is low

NS

Red

On

Local modem not connected to remote modem

NS

Red

Off

Local modem connected to remote modem

ER

Red

On

Bit error likely in received signal or error detected in the test pattern

ER

Red

Off

Error not detected

TM

Red

On

Device has been placed in test mode by local or remote user

TM

Red

Off

Device is not conducting a test