---
name: "scd"
section: "4"
platform: "linux"
package: "freebsd-manpages"
version: "6.0-5"
release: "Debian 4.0 (Etch)"
platforms: ["linux"]
url: "https://new.carta.tech/scd"
---

# scd(4)

Sony CDU31/33 CD-ROM driver

## NAME

**scd** – Sony CDU31/33 CD-ROM driver

## SYNOPSIS

**device scd 1**

In */boot/device.hints*: **hint.scd.0.at="isa"** **hint.scd.0.port="0x230"**

## DESCRIPTION

The **scd** driver provides a data interface to the Sony CDU31 and CDU33A CD-ROM drives. The drive must be hooked to a Sony proprietary interface card or a compatible clone.

## FILES

- */dev/\[r\]scd0a*

  accesses BSD partition on the disc. Normally, there is only one file system on a CDROM disc.

- */dev/\[r\]scd0c*

  accesses the raw device.

## SEE ALSO

*/sys/dev/scd/scd.c*

## HISTORY

The **scd** driver first appeared in FreeBSD 2.0.5.

## AUTHORS

The driver was written by Mikael Hybsch with code contributed by Holger Veit and Brian Moore.