ABC COMPUTER COMPANY, LTD.
16 BIT MULTI-I/O
| 
 
  | |
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Half-length, full-height card  | 
| 
 Hard drive supported:  | 
 Two IDE (AT) Interface drives  | 
| 
 Floppy drives supported:  | 
 Four 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin control cable connector - floppy drive  | 
 J1  | 
| 
 34-pin control cable connector - floppy drive/tape drive  | 
 J2  | 
| 
 2-pin connector - Drive active LED  | 
 J3  | 
| 
 40-pin IDE(AT) Interface connector  | 
 J4  | 
| 
 10-pin serial port (COM1/3) - internal  | 
 J5  | 
| 
 10-pin serial port (COM2/4) - internal  | 
 J6  | 
| 
 15-pin game port - external  | 
 J7  | 
| 
 25-pin parallel port (LPT1/2) - external  | 
 J8  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Disk change signal is set to normal operation  | 
 JP1  | 
 closed  | 
| 
 Disk change signal is set to diagnostic mode  | 
 JP1  | 
 open  | |
| » | 
 I/O Channel Ready signal disabled  | 
 JP2  | 
 closed  | 
| 
 I/O Channel Ready signal enabled  | 
 JP2  | 
 open  | |
| » | 
 Game Port (J7) enabled  | 
 JP10  | 
 closed  | 
| 
 Game Port (J7) disabled  | 
 JP10  | 
 open  | |
| 
 PARALLEL PORT (J8) CONFIGURATION  | ||||
| 
 LPT/IRQ  | 
 JP3  | 
 JP6  | 
 JP9  | |
| » | 
 LPT1/IRQ7  | 
 on  | 
 off  | 
 pins 2 & 3 closed  | 
| 
 LPT2/IRQ5  | 
 off  | 
 on  | 
 pins 1 & 2 closed  | |
| 
 Disabled  | 
 off  | 
 off  | 
 n/a  | |
| 
 SERIAL PORT 2 (J6) CONFIGURATION  | |||
| 
 COM/IRQ  | 
 JP4  | 
 JP7  | |
| » | 
 COM2/IRQ3  | 
 closed  | 
 pins 1 & 2 closed  | 
| 
 COM4/IRQ5  | 
 open  | 
 pins 2 & 3 closed  | |
| 
 SERIAL PORT 1 (J5) CONFIGURATION  | |||
| 
 COM/IRQ  | 
 JP5  | 
 JP8  | |
| » | 
 COM1/IRQ4  | 
 closed  | 
 pins 1 & 2 closed  | 
| 
 COM3/IRQ9  | 
 open  | 
 pins 2 & 3 closed  | |