UNIDENTIFIED
ID574
| 
 
  | 
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two AT Interface (IDE) drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 4-pin connector-drive active LED  | 
 CN1  | 
| 
 40-pin AT Interface (IDE) connector  | 
 CN2  | 
| 
 34-pin control cable connector-floppy drive  | 
 CN3  | 
| 
 15-pin game port-internal  | 
 CN4  | 
| 
 9-pin serial port 2 (COM2)-internal  | 
 CN5  | 
| 
 9-pin serial port 1 (COM1)-external  | 
 CN6  | 
| 
 25-pin parallel port-external  | 
 CN7  | 
| 
 PARALLEL PORT (CN7) CONFIGURATION  | |||
| 
 LPT  | 
 JP6/pins 9 & 10  | 
 JP6/pins 11 & 12  | |
| » | 
 LPT2 (378-37F)  | 
 closed  | 
 open  | 
| 
 LPT3 (278-27F)  | 
 open  | 
 closed  | |
| 
 Disabled  | 
 open  | 
 open  | |
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Hard drive enabled  | 
 J9  | 
 open  | 
| 
 Hard drive disabled  | 
 J9  | 
 closed  | |
| » | 
 IOCHRDY signal disabled  | 
 JP1  | 
 closed  | 
| 
 IOCHRDY signal enabled  | 
 JP1  | 
 open  | |
| » | 
 Floppy drive enabled  | 
 JP3  | 
 open  | 
| 
 Floppy drive disabled  | 
 JP3  | 
 closed  | |
| » | 
 Game port (CN4) disabled  | 
 JP5  | 
 open  | 
| 
 Game port (CN4) enabled  | 
 JP5  | 
 closed  | |
| 
 SERIAL PORT 1 (CN6) CONFIGURATION  | |||
| 
 COM  | 
 JP6/pins 1 & 2  | 
 JP6/pins 3 & 4  | |
| » | 
 COM1 (3F8-3FF)  | 
 closed  | 
 open  | 
| 
 COM3 (3E8-3EF)  | 
 open  | 
 closed  | |
| 
 COM4 (2E8-2EF)  | 
 closed  | 
 closed  | |
| 
 Disabled  | 
 open  | 
 open  | |
| 
 SERIAL PORT 2 (CN5) CONFIGURATION JUMPERS - JP6  | |||
| 
 COM  | 
 JP6/pins 5 & 6  | 
 JP6/pins 7 & 8  | |
| » | 
 COM2 (2F8-2FF)  | 
 closed  | 
 open  | 
| 
 COM4 (2E8-2EF)  | 
 open  | 
 closed  | |
| 
 COM3 (3E8-3EF)  | 
 closed  | 
 closed  | |
| 
 Disabled  | 
 open  | 
 open  | |
| 
 SERIAL PORT 1 (CN6) INTERRUPT REQUEST  | |||
| 
 IRQ  | 
 JP7/pins 1 & 2  | 
 JP7/pins 3 & 4  | |
| » | 
 IRQ4  | 
 closed  | 
 open  | 
| 
 IRQ5  | 
 open  | 
 closed  | |
| 
 SERIAL PORT 2 (CN5) INTERRUPT REQUEST  | |||
| 
 IRQ  | 
 JP7/pins 5 & 6  | 
 JP7/pins 7 & 8  | |
| » | 
 IRQ3  | 
 closed  | 
 open  | 
| 
 IRQ5  | 
 open  | 
 closed  | |
| 
 PARALLEL PORT (CN7) INTERRUPT REQUEST  | |||
| 
 IRQ  | 
 JP7/pins 9 & 10  | 
 JP7/pins 11 & 12  | |
| » | 
 IRQ5  | 
 closed  | 
 open  | 
| 
 IRQ7  | 
 open  | 
 closed  | |