WESTERN DIGITAL CORPORATION
WD1003V-MM1/MM2, WD1006V-MM1/MM2
Replaces the WD1003-WAH/WA2
and WD1006-WAH/WA2 respectively
Data bus: 16-bit, PC/AT
Size: Full-length, full-height card
Hard drives supported: Two MFM ST506/412 drives
Floppy drives supported: WD100xV-MM2:Two 360KB, 720KB, 1.2MB, or 1.44MB
WD100xV-MM1:None
Maximum heads/cyl.: 16 heads and 2048 cylinders
|
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 drives in latched mode |
W1/jumper 1 |
open |
|
Hard drives in non-latched mode |
W1/jumper 1 |
closed |
|
4 byte ECC |
W1/jumper 2 |
open |
|
7 byte ECC |
W1/jumper 2 |
closed |
|
Caching enabled |
W1/jumper 3 |
open |
|
Caching disabled |
W1/jumper 3 |
closed |
|
Not WD1003-WAH/WA2 compatible |
W1/jumper 4 |
open |
|
WD1003-WAH/WA2 compatible |
W1/jumper 4 |
closed |
|
Hard drive port address is 1F0-1F7h |
W3 |
open |
|
Hard drive port address is 170-177h |
W3 |
closed |
|
Floppy drive port address is 3F0-3F7h |
W4 |
open |
|
Floppy drive port address is 370-377h |
W4 |
closed |
|
Single speed floppy drive supported |
W5 |
open |
|
Dual speed floppy drive supported |
W5 |
closed |
|
Bracket ground option disabled |
W6 |
open |
|
Bracket to board ground connected |
W6 |
closed |
