DELL COMPUTER CORPORATION
IDE CONTROLLER REV. 1
| 
 Data bus:  | 
 16-bit, ISA  | 
| 
 Size:  | 
 Half-length, half-height card  | 
| 
 Hard drive supported:  | 
 Two IDE (AT) Interface drives  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 

| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin control cable connector-floppy drive  | 
 CN1  | 
| 
 40-pin AT Interface (IDE) connector  | 
 CN2  | 
| 
 4-pin connector-Drive active LED  | 
 CN3  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| 
 »  | 
 Floppy drive enabled  | 
 JF1  | 
 open  | 
| 
 
  | 
 Floppy drive disabled  | 
 JF1  | 
 closed  | 
| 
 »  | 
 Hard drive enabled  | 
 JHD1 & JHD2  | 
 open  | 
| 
 
  | 
 Hard drive disabled  | 
 JHD1 & JHD2  | 
 closed  | 
| 
 »  | 
 Interrupt Request IRQ14 enabled  | 
 JIRQ  | 
 pins 1 & 2 closed  | 
| 
 
  | 
 Interrupt Request IRQ14 disabled  | 
 JIRQ  | 
 pins 2 & 3 closed  |