ADVANCED DIGITAL INFORMATION CORPORATION
DISK CO-PROCESSOR BOARD
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Full-length, full-height card  | 
| 
 Hard drive supported:  | 
 Up to 15 SCSI devices  | 
| 
 Floppy drives supported:  | 
 N/A  | 

| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 37-pin SCSI connector - external  | 
 CN1  | 
| 
 50-pin SCSI connector - internal  | 
 CN2  | 
| 
 UPS monitor connector  | 
 CN3  | 
| 
 PAL/CHANNELS/ADDRESS/INTERRUPT CONFIGURATION  | |||||
| 
 Channel  | 
 PAL U3.11  | 
 PAL U4.11  | 
 I/O Address  | 
 UPS Address  | 
 IRQ  | 
| 
 1  | 
 814-198-001  | 
 814-197-001  | 
 340h  | 
 346h  | 
 IRQ11  | 
| 
 1  | 
 31-1020-01  | 
 31-1022-01  | 
 340h  | 
 346h  | 
 IRQ11  | 
| 
 2  | 
 814-198-001  | 
 814-197-002  | 
 348h  | 
 34Eh  | 
 IRQ12  | 
| 
 2  | 
 31-1020-01  | 
 31-2043-01  | 
 348h  | 
 34Eh  | 
 IRQ12  | 
| 
 3  | 
 814-198-002  | 
 814-197-001  | 
 320h  | 
 326h  | 
 IRQ10  | 
| 
 3  | 
 31-2044-01  | 
 31-1022-01  | 
 320h  | 
 326h  | 
 IRQ10  | 
| 
 4  | 
 814-198-002  | 
 814-197-002  | 
 328h  | 
 32Eh  | 
 IRQ15  | 
| 
 4  | 
 31-2044-01  | 
 31-2043-01  | 
 328h  | 
 32Eh  | 
 IRQ15  | 
| 
 PAL/CHANNELS/ADDRESS/JUMPER CONFIGURATION  | ||||||||
| 
 Channel  | 
 S1  | 
 S5/A  | 
 S5/B  | 
 S5/C  | 
 S5/D  | 
 S11/A  | 
 S11/B  | 
 S11/C  | 
| 
 1  | 
 2 & 3  | 
 open  | 
 open  | 
 open  | 
 closed  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 2  | 
 2 & 3  | 
 closed  | 
 open  | 
 open  | 
 open  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
| 
 3  | 
 2 & 3  | 
 open  | 
 closed  | 
 open  | 
 open  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
| 
 4  | 
 2 & 3  | 
 open  | 
 open  | 
 closed  | 
 open  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 Note: Pin numbers designated are in the closed position.  | ||||||||