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3-862-263-02(1)
CDU625
CD-ROM Drive Unit
CDU625
CD-ROM Drive Unit
User’s Guide
User’s Guide
©1997 by Sony Corporation Printed in Malaysia
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Owner’s Record The model and serial numbers are located on the top side of the drive. Record these numbers in the spaces provided below. Refer to them whenever you call upon your sales representative regarding this product. Model No. Serial No. WARNING To prevent fire or shock hazard, do not expose the unit to rain or moisture. To avoid electrical shock, do not open the cabinet. Refer servicing to qualified personnel only. This unit uses CD-RO
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INFORMATION You are cautioned that any changes or modifications not expressly approved in this manual could void your warranty covering this equipment. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, 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 insta
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Trademarks • MS-DOS is a registered trademark of Microsoft Corporation. • IBM PC, PC/XT, and PC/AT are registered trademarks of International Business Machines Corporation. • HP Vectra is a registered trademark of the Hewlett-Packard Company. • Molex is a registered trademark of Molex, Inc. • AMP is a registered trademark of AMP, Inc. • 3M is a registered trademark of the Minnesota Mining and Manufacturing Company. • JAE is a registered trademark of Japan Aviation Electronics Industry, Ltd. 4
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Contents Introduction 6 Features .............................................................................................. 6 Software Requirement ........................................................................ 7 Example of System Setup .................................................................. 7 Location and Function of Parts and Controls 8 Front Panel ......................................................................................... 8 Rear Panel ....................
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Introduction Features The CDU625 is an internal CD-ROM (Compact Disc Read-Only Memory) drive unit designed for use with an IBM PC, HP Vectra, or compatible computer. It can read as much as 540 Mbytes of digital data stored in a single CD-ROM disc. The CDU625 has the following features: General • 5 1/4 inch half-height drive form factor. • Embedded SCSI bus interface (SCSI-2). • 256-kbyte buffer memory on the SCSI controller. • Audio CD like drawer loading of a disc without using a caddy. • Power
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Software Requirement To access data on CD-ROM discs, the appropriate device driver and MSCDEX (supplied with the host adapter) must be installed in your computer. See the manual that comes with the host adapter for details. The application software you need for using the data on a CD-ROM disc depends on the type and format of the target data. See the manual supplied with your CD-ROM disc for instructions. Example of System Setup To use the CDU625, at least the following components are necessary.
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Location and Function of Parts and Controls Front Panel 1 2 3 4 56 1 Disc drawer Accepts a CD-ROM disc on its tray. 2 Headphones jack Accepts a stereo headphones set. Analog audio signals are output. 3 V olume contr ol Controls the volume level of sound output from the headphones jack 2. 4 Busy indicator This amber indicator lights or flashes to indicate one of the following unit conditions. • Steady lit: TOC (table of contents) read, seek data read, or audio playback in progress. • Flashing: Dr
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Rear Panel Pin 1 132 4 1 AUDIO OUT connector Outputs analog audio signals. 2 SCSI bus setting jumper block Specifies various SCSI bus settings. See page 12 for details. 3 interface CONNECT OR (SCSI b us) Connect to a SCSI host adapter using a connecting cable. 4 DC INPUT (po wer-in) connector Connect to the power supply of the host computer. Location and Function of Parts and Controls 9
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Precautions n Installation • Avoid placing the drive in a location subject to: – high humidity – high temperature – excessive dust – mechanical vibration – direct sunlight • The drive can be used in either a horizontal or vertical position. • Do not force the power cable. It is keyed to protect the drive. n Operation • Do not move the drive when it is in use. Doing so may cause data error and damage the optical pick-up. • Avoid exposing the drive to sudden changes in temperature as condensation
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Installing the Drive in Your Computer This section provides the basic instructions you need to install the drive and host adapter in your computer. You should also read the manual of your computer for specifics of how to install internal devices. Preparation You need the following parts and tools (these are not supplied with the drive): • A flat-blade screwdriver • Four screws 3 mm in diameter (these should not protrude over 6.0 mm from the surface of the side panels or the bottom plate.) • Two
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Removing the jumper from a jumper pin pair disables its corresponding function, and installing the jumper enables it. The recommended jumper for use is AMP Shunts (14227-1), JAE Short Socket (PS-2SH4-1) or equivalent. The following table shows the function of each pair of jumper pins. Jumper Function Enables/Disables the SCSI bus parity check PARITY function. ID SELECT Assigns the drive’s SCSI ID. Select an ID number which is not used by other SCSI devices connected to the bus. ID numbers and co
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Opening the Computer 1 If your computer has its rear side covered by a plastic panel attached with plastic hook pad, pull it off. Computer Remove the plastic panel. Rear plastic panel 2 Remove the cover mounting screws. Cover mounting screw Remove the screws. 3 Remove the cover of the computer. Remove the computer cover. Installing the Drive in Your Computer 13
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Preparing a Space for the Drive 1 Remove the screws and brackets securing the floppy disk drive and the lower drive bay blanking plate. Floppy disk drive Lower drive bay blanking plate Remove the screws and brackets. 2 Disconnect the floppy disk drive. Floppy disk drive 3 Remove the floppy disk drive and the blanking plate. Floppy disk drive Blanking plate Installing the Drive in Your Computer 14
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Mounting the Drive If mounting rails are necessary, attach them to the drive in the same way as the ones on your floppy disk drive and slide the drive into the lower drive bay. Otherwise screw the drive in place. Slide the drive into the lower bay. Connecting the Drive Connect the drive to the computer with the following connectors: • DC INPUT connector • AUDIO OUT connector (if you plan to connect audio equipment) • INTERFACE CONNECTOR. INTERFACE CONNECTOR DC INPUT connector AUDIO OUT connector
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n DC INPUT connector The power supply cable recommended are those using an AMP 1-480424-0 housing and 170147-1 or 170120 contacts. The pin assignment is as follows. GND GND +12 V DC +5 V DC After matching the beveled edges, insert the plug of the power supply cable to the DC INPUT connector and push it firmly in place. Caution: Improper connection may damage the drive and void the warranty. DC INPUT connector Power supply cable (4-pin connection cable) n AUDIO OUT connector The audio output cabl
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n INTERFACE CONNECTOR 1 Firmly insert one end of the interface cable into the INTERFACE CONNECTOR. Pin 1 INTERFACE CONNECTOR Interface cable 2 Attach the other end of the cable to the host adapter. Host adapter Interface cable Installing the Drive in Your Computer 17
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Mounting the Host Adapter Install the host adapter in one of the available system expansion slots of your computer. Refer to the operating instructions included with the host adapter for complete instructions on installation and settings. Install the host adapter in one of hte expansion slots. Installing the Drive in Your Computer 18
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Reassembling the Computer 1 Reinstall the floppy disk drive in the top drive bay. Reinstall the floppy disk drive. 2 Reconnect the cables to the floppy disk drive. 3 Fasten the screws and front brackets as they were before. 4 Tuck the cables behind the drives so that they do not protrude above the power supply module. Tuck the cables. Power supply 5 After checking the following points, slide the computer’s cover on and fasten the cover mounting screws at the back of the computer. • Are the conne
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Installing the Software Driver The MSCDEX (or equivalent) and a device driver for the CD-ROM drive are supplied with the host adapter. Install both the MSCDEX (or equivalent) and the device driver in order to use the CD-ROM drive. Refer to the manual supplied with the host adapter for instructions. Installing the Software Driver 20
