TELEBIT CORPORATION

TRAILBLAZER PLUS/T2000

Card Type

Modem (synchronous/asynchronous)

Processor

Motorola 68000

Processor Speed

Unidentified

Chipset

Unidentified

Maximum Data Rate

18Kbps

Data Bus

Serial

Data Modulation

Bell 103A/212A

ITU-T V.22, V.22bis

Telebit PEP

Error Correction/Compression

MNP3

CONNECTIONS

Function

Label

Function

Label

DC power

CN1

Talk/Data switch

SW1

RS-232/422

CN2

Configuration A/B switch

SW2

Line in

CN3

Power switch

SW3

Line out

CN4

   

Note: The exact locations of SW1 and SW2 are unidentified

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í 1MB ROMs installed

E1

Pins 1 & 2 closed

512KB ROMs installed

E1

Pins 2 & 3 closed

Note: When installing 512KB ROMs, the chips should be installed in the holes of the sockets furthest from the CPU.

DIAGNOSTIC LED(S)

LED

Color

Status

Condition

FST

Unidentified

On

Modem is using PEP protocol

FST

Unidentified

Off

Modem is not using PEP protocol

SLW

Unidentified

On

Modem is using Bell 103, Bell 212, V.22, or V.22bis protocol

SLW

Unidentified

Off

Modem is not using Bell 103, Bell 212, V.22, or V.22bis protocol

OH

Unidentified

On

Modem is off-hook

OH

Unidentified

Off

Modem is on-hook

RD

Unidentified

On

Modem is receiving data

RD

Unidentified

Off

Modem is not receiving data

SD

Unidentified

On

Modem is transmitting data

SD

Unidentified

Off

Modem is not transmitting data

CTS

Unidentified

On

CTS signal is high

CTS

Unidentified

Off

CTS signal is low

DTR

Unidentified

On

DTR signal is high

DTR

Unidentified

Off

DTR signal is low

MR

Unidentified

On

Power is on

MR

Unidentified

Off

Power is off

Proprietary AT Command Set

The command set is unidentified.