Instruction/ maintenance manual of the product CDU948S Sony
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CDU948S CD-R Drive Unit User’ s Guide ©1997 by Son y Cor poration Printed in J apan CDU948S CD-R Drive Unit User’ s Guide 3-862-158- 13 (1).
2 Owner’s Record The model and serial numbers are located on the bottom of the drive. Record thes e numbers in the spaces pr o vided belo w . Refer to them whenev er you call upon y our sales representative regarding this product. Model No. Serial No.
3 This unit uses CD-R discs with the following mark. This unit uses CD-ROM discs with the following mark. When y ou use this unit as a CD pla yer, use compact discs with the following mark.
4 Contents Introduction 5 Location and Function of Parts and Controls 6 F ront Panel ......................................................................................... 6 Rear P anel ..............................................................
5 Intr oduction The CDU948S is a drive unit for CD-R discs, which stores a maximum of 650 Mbytes of digital data. The drive unit has the following features: • Reads and writes data in each CD-ROM, CD-ROM XA and Multi-Session standard formats.
6 Location and Function of P ar ts and Contr ols Front Panel CD Caddy CD Caddy 1 1 1 1 1 Caddy insertion slot Accepts a caddy loaded with a CD-ROM or CD-R disc. 2 2 2 2 2 Emergency eject hole Insert a fine rod into this hole to eject a caddy manually in emergencies.
7 Rear Panel 1 1 1 1 1 Jumper block for SCSI bus Specify assignment of the SCSI bus. 2 2 2 2 2 T erminators The terminator resistors are inserted into the sockets. Remove the resistors when the SCSI bus is to be terminated externally. Note: Some models are shipped without terminators.
8 Precautions ■ Installation • Avoid placing the drive in a location subject to: – high humidity – high temperature – excessive dust – mechanical vibration – direct sunlight. W e recommend to use the dri ve in a hor izontal position. Do not use it in a tilted position.
9 Example of System Setup T o use the CD-R device, the following components are required: • Computer (IBM-PC/AT* compatible) • SCSI-Host adapter • SCSI-Interface cable (50 to 50 pin flat cable) .
10 Installing the Drive Unit into the Computer As you go through this section, you may wish to refer to your computer’ s man ual for a mor e detailed description of ho w to install internal drives.
11 Remov e the jumper to set to OFF , and install the jumper to set to ON. The recommended jumper is AMP* Shunts (14227-1), J AE** Shor t Socket (PS-2SH4-1) or equivalent. The follo wing table shows the function of eac h jumper . Installing the Driv e Unit into the Computer Notes: • The upper row of pins (without KEY position) is ground.
12 Opening the Computer 1 If your computer has its rear side covered by a plastic panel attached with plastic hook pad, pull it off. 2 Remove the cover mounting screws.
13 Connecting the Drive Attach one end of the flat cable (SCSI cable) to the connector on the rear of the CD-R drive. Note: The red edge of the flat cable should be positioned next to the power supply connector . It is important tha t this cable be connected firmly and cor rectly .
14 ■ Audio output connector The audio output connector recommended is Molex 5159PBT contacts and 5051-04 housing or 5103 PBT contacts and 5102-04 housing. Pin assignment Mounting the Drive 1 Route the flat cable through the drive bay from the front of the computer and insert the CD-R drive into the bay as shown.
15 2 Locate an available power supply cable inside your computer and connect it to the power supply connector on the rear of the CD-R drive as shown. + - + - Caution: Improper connection may damage the driv e and void the warranty .
16 Host Adapter Installation Connect the free end of the flat cable to the existing SCSI host adapter card and install the host adapter in the computer by inserting it securely in a system expansion slot. Refer to the operating instructions of the host adapter for complete instructions on its installation and the assignment of its switches.
17 Installing the Driv e Unit into the Computer Termination • If the CD-R drive is connected at the end of the SCSI chain, keep the drive terminator mounted at the drive.
18 Installing the Software Dr iver Installing the Software Driver MSCDEX and the device driver for an ordinary SCSI CD-ROM drive can be used when using the CDU948S as a SCSI CD-ROM drive. Use the device driver for a CD-R drive when using the CDU948S as a recordable drive.
19 Using Discs and Caddies Using Discs and Cad dies Loading a Caddy with a Disc 1 To open the caddy lid, press the tabs on the both sides of the caddy at the end opposite to the shutter. 2 Set a disc, with its label upward, in the caddy. Be careful not to touch the recording surface when setting a CD- R disc in the caddy.
20 Using Discs and Caddies 3 Close the lid firmly. Important: • Do not drop the disc or the caddy. • The caddy is designed so that its shutter automatically opens when it is inserted into the drive unit. Do not open the shutter manually and touch the disc.
21 Using Discs and Caddies Storing Discs and Caddies • Remove the caddy from the drive unit before moving the drive. • Do not store the disc and caddy in a location subject to: – high humidity – high temperature – excessive dust – direct sunlight Care of Discs • Hold the disc by its edge.
22 Oper ating the Drive Operating the Drive Make sure that the application software is installed in the host computer before using the drive. Starting Up 1 Turn on the power supply. 2 Insert the caddy into the drive slot with the disc’s label facing up, and push it partially into the drive until the automatic loading mechanism pulls the caddy in.
23 Oper ating the Driv e In such a case, eject the caddy and re-insert it properly . If the busy indicator remains lit amber , consult your dealer or qualified ser vice personnel. The b usy indicator also lights amber during audio play . Howe ver , this is not a malfunction.
24 Oper ating the Drive ■ Ejecting a caddy manually in an emergency In the event of electrical or mechanical failure of the drive unit, a manual emergenc y eject is provided to allow remo val of the caddy from the drive unit. 1 Turn off the power of your computer.
25 Specifications Specifications ■ General Host interface SCSI-2, single ended, 50 pin Read Function Acceptable discs: CD-ROM mode-1 data discs CD-ROM XA discs CD-Audio discs Audio-combined CD-ROM d.
26 Specifications ■ Drive performance Data transfer rate Sustained rate: 150 kbytes/s (1x) 300 kbytes/s (2x) 600 kbytes/s (4x) 1200 kbytes/s (8x) SCSI Interface Burst rate: 5 Mbytes/s (asynchronous).
27 Specifications Non-operating 19.6 m /s 2 (2 G o-p) at 7 Hz to 300 Hz T ransportation 1.44 m 2 /s 3 -Hz (0.015 G 2 /Hz) at 5 Hz to 50 Hz Shock Operating Read: 49 m /s 2 (5 G o-p) a t 11 ms half sine wave (includes 5 retries) Write:4.
28 Specifications ■ Laser T ype Semiconductor laser GaAlAs W a ve length 778 to 787nm (at 25 ˚C ± 2 ˚C) Output power 2.5 mW (Read) 60 mW (Write) Beam diver gence 60 degree ■ Supplied accessory User’ s Guide (1 each) Disc Cad dy OP A-2000 (1 each) ■ Optional accessories CD ROM discs: YHDS-50 “CD-R OM T est Disc T ype 1.
29 Specifications ■ Dimension diagram CD Caddy CD Caddy CD Caddy CD Caddy Important: Screws must not extend more than 4.0mm into the side panels or the bottom plate.
An important point after buying a device Sony CDU948S (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony CDU948S yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony CDU948S - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony CDU948S you will learn all the available features of the product, as well as information on its operation. The information that you get Sony CDU948S will certainly help you make a decision on the purchase.
If you already are a holder of Sony CDU948S, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony CDU948S.
However, one of the most important roles played by the user manual is to help in solving problems with Sony CDU948S. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony CDU948S along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
