PROMISE TECHNOLOGY, INC.
DC-440
Data bus: | 32-bit, VL-bus |
Size: | Three/quarter-length, full-height card |
Hard drive supported: | Up to seven SCSI devices, and two IDE (AT) interface drives |
Floppy drives supported: | Two 360KB, 720KB, 1.2MB or 1.44MB drives |

CONNECTIONS | |
Function | Location |
4-pin connector - drive active LED | CN1 |
50-pin SCSI connector - internal | CN2 |
26-pin parallel port connector | CN3 |
40-pin IDE (AT) interface connector - port 1 | CN4 |
34-pin control cabled connector - floppy drive | CN5 |
Game port | CN6 |
10-pin serial port 2 | CN7 |
10-pin serial port 1 | CN8 |
50-pin SCSI connector - external | CN9 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
| » | Factory configured - do not alter | JP1 | Pins 1 & 3 closed |
| » | Factory configured - do not alter | JP2 | Pins 1 & 2, 3 & 4 closed |
| » | Factory configured - do not alter | JP3 | Pins 1 & 2, 3 & 4 closed |
| » | Factory configured - do not alter | JP4 | Pins 1 & 2 closed |
| » | CPU speed ³ | JP5 | Pins 1 & 2 closed |
CPU speed < 33MHz | JP5 | Pins 2 & 3 closed | |
| » | Floppy drive enabled | JP6/jumper A | Pins 1 & 2 closed |
Floppy drive disabled | JP6/jumper A | Pins 2 & 3 closed | |
| » | Game port enabled | JP6/jumper B | Pins 1 & 2 closed |
Game port disabled | JP6/jumper B | Pins 2 & 3 closed | |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
| » | Parallel port is output only | JP6/jumper C | Pins 2 & 3 closed |
Parallel port is input/output | JP6/jumper C | Pins 1 & 2 closed | |
| » | IDE port disabled | JP8/jumper E | Pins 2 & 3 closed |
IDE port enabled | JP8/jumper E | Pins 1 & 2 closed | |
SCSI I/O ADDRESS - JP7 | ||||
Address | Jumper A | Jumper B | Jumper C | |
| » | 330h | Pins 1 & 2 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
130h | Pins 1 & 2 closed | Pins 2 & 3 closed | Pins 1 & 2 closed | |
134h | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 1 & 2 closed | |
230h | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 2 & 3 closed | |
234h | Pins 2 & 3 closed | Pins 1 & 2 closed | Pins 2 & 3 closed | |
334h | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed | |
BIOS ADDRESS - JP7 | ||||
Address | Jumper D | Jumper E | Jumper F | |
| » | C8000h | Pins 1 & 2 closed | Pins 2 & 3 closed | Pins 1 & 2 closed |
CC000h | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 1 & 2 closed | |
D0000h | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 2 & 3 closed | |
D4000h | Pins 2 & 3 closed | Pins 1 & 2 closed | Pins 2 & 3 closed | |
D8000h | Pins 1 & 2 closed | Pins 2 & 3 closed | Pins 2 & 3 closed | |
DC000h | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 &3 closed | |
SERIAL PORT 1 CONFIGURATION - JP8 | |||
COM/Address | Jumper C | Jumper D | |
| » | COM1/3F8h | Pins 2 & 3 closed | Pins 1 & 2 closed |
COM3/3E8h | Pins 1 & 2 closed | Pins 2 & 3 closed | |
Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | |
SERIAL PORT 2 CONFIGURATION - JP8 | |||
COM/Address | Jumper A | Jumper B | |
| » | COM2/2F8h | Pins 2 & 3 closed | Pins 1 & 2 closed |
COM4/2E8h | Pins 1 & 2 closed | Pins 2 & 3 closed | |
Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | |
PARALLEL PORT CONFIGURATION - JP6 | ||||
Address/IRQ | Jumper D | Jumper E | Jumper F | |
| » | 3BCh/IRQ7 | Pins 2 & 3 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
278h/IRQ5 | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 2 & 3 closed | |
378h/IRQ7 | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 1 & 2 closed | |
Disabled | All pins open | Pins 2 & 3 closed | Pins 2 & 3 closed | |