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. | |