ALWAYS TECHNOLOGY
AL-1950A
| 
 
  | |
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Half-length, full-height card  | 
| 
 Hard drive supported:  | 
 Two IDE (AT) interface drives or up to seven SCSI devices  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 4-pin connector - drive active LED  | 
 CN1  | 
| 
 34-pin control cable connector - floppy drive  | 
 CN2  | 
| 
 50-pin SCSI connector - internal  | 
 CN3  | 
| 
 CD-ROM audio output - channel 1  | 
 CN4  | 
| 
 CD-ROM audio output - channel 2  | 
 CN5  | 
| 
 50-pin SCSI connector - external  | 
 CN6  | 
| 
 40-pin IDE (AT) Interface connector  | 
 CN7  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Zero Wait State disabled  | 
 JP7  | 
 Open  | 
| 
 Zero Wait State enabled  | 
 JP7  | 
 Closed  | |
| » | 
 Factory configured - do not alter  | 
 P1  | 
 N/A  | 
| 
 IDE/FLOPPY PORTS  | ||||
| 
 Setting  | 
 JP1  | 
 JP2  | 
 JP3  | |
| » | 
 Enabled  | 
 Open  | 
 Closed  | 
 Closed  | 
| 
 Disabled  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 BIOS ADDRESS  | |||
| 
 Address  | 
 JP5  | 
 JP6  | |
| » | 
 CA00h  | 
 Open  | 
 Open  | 
| 
 C800h  | 
 Closed  | 
 Open  | |
| 
 CE00h  | 
 Open  | 
 Closed  | |
| 
 DE00h  | 
 Closed  | 
 Closed  | |
| 
 INTERRUPT SELECT  | ||||||
| 
 IRQ  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
 JP12  | |
| » | 
 IRQ10  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 IRQ7  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ9  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ11  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 IRQ12  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |