HwMuseum | Index

UNIDENTIFIED

IDE-4251AC

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two AT Interface (IDE) drives

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

Maximum heads/cyl.: 8 heads and 1024 cylinders

CONNECTIONS

Function

Location

34-pin data cable connector-floppy drive

CN2

40-pin IDE Interface (AT) control cable connector-internal

CN4

4-pin connector-drive active LED

JP1

USER CONFIGURABLE SETTINGS

Function

Location

Setting

»

Floppy drive enabled

JP5

closed

 

Floppy drive disabled

JP5

open

»

Hard drive enabled

JP6

closed

 

Hard drive disabled

JP6

open