NEC TECHNOLOGIES, INC.

CDR-250 IDE INTERFACE CARD

Card Type

Hard drive/CD-ROM controller

Hard Drives supported

Two IDE/CD-ROM drives

Floppy drives supported

None

Data Bus

16-bit ISA

Card Size

Half-length, half-height

   

CONNECTIONS

Function

Label

Function

Label

Unidentified

CN1

Audio - CD-ROM IDE

CN3

Unidentified

CN2

40-pin IDE interface

J2

I/O ADDRESS SELECTION

Setting

J3

170h enabled

Closed

Note: Other settings for J3 are unidentified.

INTERRUPT SELECTION

IRQ

J1/A

J1/B

IRQ10

Open

Closed

IRQ15

Closed

Open