WESTERN DIGITAL CORPORATION

WD1003-RA2, WD1003-WA2

Replaced by the WD1003V-SR2 and WD1003V-MM2 respectively

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: WD1003-RA2: Two RLL ST506/412 drives

WD1003-WA2: Two MFM ST506/412 drives

Floppy drives supported: Two 360KB, 720KB, 1.2MB or 1.44MB drives

CONNECTIONS

Function

Location

34-pin data cable connector-floppy drive

J1

20-pin data cable connector-drive 1

J3

20-pin data cable connector-drive 0

J4

34-pin control cable connector-hard drive

J5

4-pin connector-drive active LED

J6

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Hard drive port address is 1F0-1F7h

JP1

pins 2 & 3 closed

 

Hard drive port address is 170-177h

JP1

pins 1 & 2 closed

»

Floppy drive port address is 3F0-3F7h

JP2

pins 2 & 3 closed

 

Floppy drive port address is 370-377h

JP2

pins 1 & 2 closed

»

Supports 360 RPM floppy drives

JP3

pins 1 & 2 closed

 

Supports 300 RPM floppy drives

JP3

pins 2 & 3 closed

Hosted by uCoz