TOPTEK TECHNOLOGY, INC.

MULTI CD-ROM AT-BUS CARD

Card Type

Sound card

Chip Set

Unidentified

Maximum Onboard Memory

Unidentified

I/O Options

CD-ROM interface (3), audio in - CD-ROM (3), line out, line in

Data Bus

8-bit ISA

Card Size

Half-length, half-height card

CONNECTIONS

Function

Label

Function

Label

CD-ROM interface (Panasonic)

J1

Audio in - CD-ROM

J5

CD-ROM interface (Mitsumi)

J2

Audio in - CD-ROM

J6

CD-ROM interface (Sony)

J3

Line out

JK1

Audio in - CD-ROM

J4

Line in

JK2

DMA CHANNEL SELECTION

Channel

JP1

1

Pins 1 & 3 closed

3

Pins2 & 4 closed

Note: Used for Mitsumi interface only.

BASE I/O ADRESS SELECTION

Sony

Mitsumi

Panasonic

JP2

320h

300h

310h

Closed

360h

340h

350h

Open

IRQ INTERRUPT SELECTION

IRQ

JP1

IRQ3

Pins 7 & 8 closed

IRQ4

Pins 9 & 10 closed

IRQ5

Pins 11 & 12 closed

Note: Used for Mitsumi interface only.