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WD1003V-SM1, WD1003V-SM2

WESTERN DIGITAL CORPORATION

WD1003V-SM1, WD1003V-SM2

Chipset

Western Digital

Data Bus

16-bit ISA

Card Size

Full height, three-quarters length

Hard Drives Supported

Two ST506/412(MFM) devices

Floppy Drives Supported

Two 360KB, 720KB, 1.2MB, or 1.44MB drives (WD1003V-SM2 only)

CONNECTIONS

Function

Label

Function

Label

34-pin cable connector - floppy drive

J1

34-pin control cable connector - hard drive

J5

20-pin data cable connector - drive 2

J3

4-pin drive active LED

J6

20-pin data cable connector - drive 1

J4

   

Note:J1 is not present on WD1003V-SM1 cards.

USER CONFIGURABLE SETTINGS

Setting

Label

Position

Hard drives in latched mode

W1/A

Open

 

Hard drives in non-latched mode

W1/A

Closed

Factory configured - do not alter

W1/B

Open

Hard drive caching enabled

W1/C

Open

 

Hard drive caching disabled

W1/C

Closed

Factory configured - do not alter

W2

Open

Hard drive interface uses primary I/O address

W3

Open

 

Hard drive interface uses secondary I/O address

W3

Closed

Floppy drive interface uses primary I/O address

W4

Open

 

Floppy drive interface uses secondary I/O address

W4

Closed

Single speed floppy drives attached to card

W5

Open

 

Dual speed floppy drives attached to card

W5

Closed

Signal ground not connected to chassis ground

W6

Open

 

Signal ground connected to chassis ground

W6

Closed