UNIDENTIFIED
PM-540
| 
 Card Type  | 
 Multi I/O card  | 
| 
 Hard Drives supported  | 
 Two IDE drives  | 
| 
 Floppy drives supported  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 I/O options  | 
 Hard drive connector, floppy drive connector, serial ports (2), parallel port  | 
| 
 Data Bus  | 
 16-bit ISA  | 
| 
 Card Size  | 
 Half-length, full-height card  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Location  | 
 Function  | 
 Location  | 
| 
 4-pin connector - drive active LED  | 
 J1  | 
 10-pin serial port 2 - internal  | 
 J4  | 
| 
 40-pin primary IDE(AT) connector  | 
 J2  | 
 9-pin serial port 1 - external  | 
 J5  | 
| 
 34-pin cable connector - floppy drive  | 
 J3  | 
 25-pin parallel port - external  | 
 J6  | 
| 
 I/O ADDRESS ENABLE SELECTION  | |||
| 
 I/O address  | 
 JP1  | 
 JP2  | |
| » | 
 Enabled  | 
 Closed  | 
 Closed  | 
| 
 Disabled  | 
 Open  | 
 Open  | |
| 
 PARALLEL PORT ADDRESS SELECTION  | |||
| 
 Setting  | 
 JP3/E  | 
 JP3/F  | |
| » | 
 LPT1 (378h)  | 
 Closed  | 
 Open  | 
| 
 LPT2 (278h)  | 
 Open  | 
 Closed  | |
| 
 Disabled  | 
 Open  | 
 Open  | |
| 
 SERIAL PORT 1 ADDRESS SELECTION  | |||
| 
 Setting  | 
 JP3/A  | 
 JP3/C  | |
| » | 
 COM1 (3F8h)  | 
 Closed  | 
 Open  | 
| 
 COM3 (3E8h)  | 
 Open  | 
 Closed  | |
| 
 COM4 (2E8h)  | 
 Closed  | 
 Closed  | |
| 
 Disabled  | 
 Open  | 
 Open  | |
| 
 SERIAL PORT 2 ADDRESS SELECTION  | |||
| 
 Setting  | 
 JP3/B  | 
 JP3/D  | |
| » | 
 COM2 (2F8h)  | 
 Closed  | 
 Open  | 
| 
 COM3 (3E8h)  | 
 Closed  | 
 Closed  | |
| 
 COM4 (2E8h)  | 
 Open  | 
 Closed  | |
| 
 Disabled  | 
 Open  | 
 Open  | |
| 
 SERIAL PORT 1 INTERRUPT SELECTION  | ||||
| 
 IRQ  | 
 JP4/F  | 
 JP4/G  | 
 JP4/H  | |
| » | 
 IRQ4  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 IRQ5  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 IRQ9  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 SERIAL PORT 2 INTERRUPT SELECTION  | ||||
| 
 IRQ  | 
 JP4/C  | 
 JP4/D  | 
 JP4/E  | |
| » | 
 IRQ3  | 
 Open  | 
 Open  | 
 Closed  | 
| 
 IRQ5  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 IRQ9  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 PARALLEL PORT INTERRUPT SELECTION  | |||
| 
 IRQ  | 
 JP4/A  | 
 JP4/B  | |
| 
 IRQ5  | 
 Open  | 
 Closed  | |
| » | 
 IRQ7  | 
 Closed  | 
 Open  | 
| 
 Disabled  | 
 Open  | 
 Open  | |