WESTERN DIGITAL CORPORATION
WD1002-WAH
| 
 Data bus:  | 
 16-bit, PC/AT  | 
| 
 Size:  | 
 Full-length, full-height card  | 
| 
 Hard drives supported:  | 
 Two MFM ST506/412 drives  | 
| 
 Floppy drives supported:  | 
 None  | 

| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin control cable connector-hard drive  | 
 J1  | 
| 
 20-pin data cable connector-drive 0  | 
 J2  | 
| 
 20-pin data cable connector-drive 1  | 
 J3  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| 
 »  | 
 Hard drive port address is 1F0-1F7h; Floppy drive port address is 3F6-3F7h  | 
 W1  | 
 pins 1 & 2 closed  | 
| 
 
  | 
 Hard drive port address is 170-177h; Floppy drive port address is 376-377h  | 
 W1  | 
 pins 2 & 3 closed  | 
| 
 »  | 
 Auto deselect disabled  | 
 W2  | 
 pins 2 & 3 closed  | 
| 
 
  | 
 Auto deselect enabled  | 
 W2  | 
 pins 1 & 2 closed  |