ADAPTEC, INC.
ACB-2310, ACB-2312
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Full-length, full-height card  | 
| 
 Hard drives supported:  | 
 Two MFM ST506  | 
| 
 Floppy drives supported:  | 
 ACB-2312:Two 360KB, 720KB, 1.2MB, or 1.44MB ACB-2310:None  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 32-pin control cable connector-floppy drive (ACB-2312 only)  | 
 J1  | 
| 
 20-pin data cable connector-drive 1  | 
 J3  | 
| 
 20-pin data cable connector-drive 0  | 
 J4  | 
| 
 34-pin control cable connector-hard drive  | 
 J5  | 
| 
 4-pin connector-drive active LED  | 
 J6  | 
| 
 USER CONFIGURABLE JUMPERS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Zero wait state disabled  | 
 JP9 - 1  | 
 open  | 
| 
 Zero wait state enabled  | 
 JP9 - 1  | 
 closed  | |
| » | 
 Step rate is 16 sec and recalibrate to 0  | 
 JP9 - 2  | 
 open  | 
| 
 Step rate is 35 sec and recalibrate to 0 minus 1  | 
 JP9 - 2  | 
 closed  | |
| » | 
 Not used  | 
 JP9 - 3  | 
 open  | 
| » | 
 Serial monitor mode disabled  | 
 JP9 - 4  | 
 open  | 
| 
 Serial monitor mode enabled  | 
 JP9 - 4  | 
 closed  | |
| » | 
 Normal operation  | 
 JP9 - 5  | 
 open  | 
| 
 Self diagnostics enabled  | 
 JP9 - 5  | 
 closed  | |
| » | 
 Factory configured - do not alter  | 
 JP9 - 6  | 
 open  | 
| » | 
 Floppy drive address 3F0-3F7h  | 
 J10  | 
 open  | 
| 
 Floppy drive address 370-377h  | 
 J10  | 
 pins 1 & 2 closed  | |
| » | 
 Hard drive address 1F0-1F7h  | 
 J11  | 
 open  | 
| 
 Hard drive address 170-177h  | 
 J11  | 
 pins 1 & 2 closed  | |