LG CRD-8241B Service Manual

CD-ROM DRIVE

OWNER’S MANUAL

MODEL : CRD-8241B

To enjoy fully all the features and functions of your CD-ROM Drive,
Please read this Owner’s Manual carefully and completely.

CAUTION: The laser used in the CD-ROM drive can damage your eyes.

Do not attempt to open the cover.
To reduce the risk of electric shock, do not remove cover (or back).
No user-serviceable parts inside.
Refer servicing to qualified service personnel.

This unit uses CD-ROM discs
marked with this symbol:

Use of controls or performance of procedures other than those specified herein may result in hazardous radiation
exposure.

PRODUCT COMPLIES WITH DHHS
RULES 21 C.F.R. SUB-CHAPTER J,

IN EFFECT AT THE DATE OF MANUFACTURE.

WARNING: To reduce the risk of fire or electric shock,

do not expose this appliance to rain or moisture.

CSA Notice

This class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment
Regulations.

Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur
du Canada.

FCC COMPLIANCE STATEMENT

This equipment has been tested and found to comply with the limits for a Class B digital device,

Note

:

pursuant to Part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful interference in a residential
installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If this equipment
does cause harmful interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one or more of the
following measures:

- Reorient or relocate the receiving antenna.

- Increase the separation between the equipment and receiver.

- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

- Consult the dealer or an Authorized Service Center for help.
°§FCC WARNING

Changes or modifications not expressly approved by the party responsible for compliance could void the
user's authority to operate the equipment.

°§This CD-ROM Drive is for use only with UL listed personal computers that have installation instructions

detailing user installation of card cage accessory.

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FEATURES

FEATURES

ßö E-IDE interface
ßö 90ms average access time
ßö Multimedia PC compatible
ßö Photo CD multisession support
ßö Small CPU bandwidth (MPC spec.)
ßö 24X-speed Max 3600KB/sec data transfer rate
ßö Intelligent 128KB data buffering system
ßö Horizontal/Vertical mounting support
ßö Slot-in Loading system without caddy
ßö Designed for internal mounting
ßö Easy audio CD control button support
ßö Supports Windows 95 Plug and Play ATAPI protocol

SYSTEM REQUIREMENTS

An IBM PC or compatible with the following system components:
ßö IBM Compatible 486SX or above (with PIO mode 4 recommended)

ßö A Minimum of 640K memory
ßö Floppy disk drive (3 1/2inch)
ßö MS-DOS version 3.1 or greater
ßö An open, front-facing, half-height drive bay.
ßö An existing IDE controller in your PC with an available cable connector or a new

IDE controller that you will install.

SUPPLIED ACCESSORIES

Item

Owner's Manual

Setup diskette

Audio Cable

Quantity

1
1
1

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LOCATION AND FUNCTION OF CONTROLS

FRONT VIEW

®Á Headphone Jack

3.5mm jack for monitoring the audio signal from audio CDs.

®Ë Headphone Volume Control

Adjusts the headphone sound level.

®È Disc Slot

Push a 12cm CD-ROM disc into slot.

®Í Busy Indicator

The Busy Indicator lights during initialization and data-read operations.

®Î Play/Skip Button

When an Audio CD is in the unit, pressing this button will start playing audio CDs
from the first track. If an audio CD is playing, pressing this button will skip to the
next track.

®Ï STOP/EJECT Button

This button is pressed to eject the CD disc.
The button works only when power is applied to the drive.
If an audio CD is playing, pressing this button will stop it, and pressing it again

will eject the CD disc.

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BACK VIEW

®Á Digital Audio Ouput Connector

This is a digital audio output connector or Video CD output connector.
You can connect this to the digital audio system or Video CD Board.

®Ë Analog Audio Output Connector

The Audio Output Connector connects to a sound card.
The supplied audio cable is a SoundBlaster®type cable. If you have a different
sound card, you will need to contact the sound card manufacturer to obtain the
proper cable for that card.

®È Master / Slave / CSEL Jumper

These three jumpers are used to set the CD-ROM Drive to either a Master, Slave,
or CSEL drive.
Refer to section HARDWARE INSTALLATION.

®Í Interface Connector

This 40-pin connector is used to transfer and control signals between the
CD-ROM Drive and your PC.
Connect the 40-pin IDE cable in your PC to this connector.

®Î Power-in Connector

Attach a power cable from the computer to this connector.

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