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# WESTERN DIGITAL CORPORATION
WD1003V-SR1/SR2, WD1006V-SR1/SR2
Replaces WD1003-RAH/RA2 & WD1006-RAH/RA2 respectively
Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drive Two RLL ST506/412 drives
supported:
Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives
supported:
Maximum heads/cyl.: 16 heads 2048 cylinders
Options Feature F301R has an optional ROM BIOS
with shadow Ram which enables controller
to interface with all types of ESDI drives
bypassing the systems ROM BIOS drive type
tables. Feature F300R does not include ROM
BIOS option and system ROM BIOS must
contain appropriate drive parameters.
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-------------------------------------------+----------------|
| 34-pin data cable connector-floppy drive | CN1 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 1 | CN3 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 0 | CN4 |
|-------------------------------------------+----------------|
| 34-pin control cable connector-hard drive | CN5 |
|-------------------------------------------+----------------|
| 4-pin connector-drive active LED | CN6 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|-----------------------------------+--------------+---------|
| » | Hard drives in latched mode | JP1/jumper 1 | open |
|---+-------------------------------+--------------+---------|
| | Hard drives in non-latched | JP1/jumper 1 | closed |
| | mode | | |
|---+-------------------------------+--------------+---------|
| » | 4 byte ECC | JP1/jumper 2 | open |
|---+-------------------------------+--------------+---------|
| | 7 byte ECC | JP1/jumper 2 | closed |
|---+-------------------------------+--------------+---------|
| » | Caching enabled | JP1/jumper 3 | open |
|---+-------------------------------+--------------+---------|
| | Caching disabled | JP1/jumper 3 | closed |
|---+-------------------------------+--------------+---------|
| » | BIOS enabled | JP2 | open |
|---+-------------------------------+--------------+---------|
| | BIOS disabled | JP2 | closed |
|---+-------------------------------+--------------+---------|
| » | Hard drive port address is | JP3 | open |
| | 1F0-1F7h | | |
|---+-------------------------------+--------------+---------|
| | Hard drive port address is | JP3 | closed |
| | 170-177h | | |
|---+-------------------------------+--------------+---------|
| » | Floppy drive port address is | JP4 | open |
| | 3F0-3F7h | | |
|---+-------------------------------+--------------+---------|
| | Floppy drive port address is | JP4 | closed |
| | 370-377h | | |
|---+-------------------------------+--------------+---------|
| » | Single speed floppy drives | JP5 | open |
| | supported | | |
|---+-------------------------------+--------------+---------|
| | Dual speed floppy drives | JP5 | closed |
| | supported | | |
|---+-------------------------------+--------------+---------|
| » | Bracket ground option | JP6 | open |
| | disabled | | |
|---+-------------------------------+--------------+---------|
| | Bracket to board ground | JP6 | closed |
| | connected | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| Not all jumpers are installed. You must solder those that |
| are not present. Do not combine single- and dual-speed |
| floppy drives on the same controller card. This controller |
| has a built-in low-level format program. To enter the |
| progam run the DEBUG utility supplied with DOS and at the |
| prompt enter: G=CC00:5. |
+------------------------------------------------------------+