COMPAQ COMPUTER CORPORATION

9.6K BPS FAX/DATA MODEM

Modem Type

Data (synchronous/asynchronous)/Fax

Maximum Data Rate

9600bps

Maximum Fax Rate

9600bps

Data Bus

8-bit ISA

Fax Class

Unidentified

Data Modulation Protocol

Unidentified

Fax Modulation Protocol

Unidentified

Error Correction/Compression

Unidentified

CONNECTIONS

Purpose

Location

Purpose

Location

Line-in

CN1

Line-out

CN2

ADDRESS SELECT

COM/Address

J1

J2

í COM2/2F8h

Pins 2 & 3 closed

Pins 1 & 2 closed

COM1/3F8h

Pins 1 & 2 closed

Pins 1 & 2 closed

COM3/3E8h

Pins 1 & 2 closed

Pins 2 & 3 closed

COM4/2E8h

Pins 2 & 3 closed

Pins 2 & 3 closed

INTERRUPT SELECT

IRQ

J3

J4

J5

J6

í IRQ3

Open

Closed

Open

Open

IRQ2

Closed

Open

Open

Open

IRQ4

Open

Open

Closed

Open

IRQ5

Open

Open

Open

Closed