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Sony CDU948S - page 1
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) ...
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Sony CDU948S - page 2
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. Safety Regulations WARNING T o prevent f ire or shock hazard, do not expose the unit to rain or ...
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Sony CDU948S - page 3
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. WARNING — For the customers in U.S.A. Y ou are cautioned that any changes or modifications not e xpressly a pproved in this manual could void your authority t ...
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Sony CDU948S - page 4
4 Contents Introduction 5 Location and Function of Parts and Controls 6 F ront Panel ......................................................................................... 6 Rear P anel .......................................................................................... 7 Precautions 8 Example of System Setup 9 Installing the Drive Unit in ...
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Sony CDU948S - page 5
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. • Reads standard CD-DA (“Red Book”) encoded discs, and reads and writes CD-R discs conforming to ? ...
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Sony CDU948S - page 6
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. 3 3 3 3 3 Eject button Ejects the caddy from the drive unit. 4 4 4 4 4 Busy indicat ...
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Sony CDU948S - page 7
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. When installing the terminators, orient them so that the GND pin ...
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Sony CDU948S - page 8
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. ■ Operation • Do not move the drive during operation. This may ...
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Sony CDU948S - page 9
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) • Software (Device driver, utilities) Example of System Setup * IBM-PC/A T is a register ed trademark of Inter national Business Machines Corporatio ...
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Sony CDU948S - page 10
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. Getting Started • Prepare the necessary parts and tools that have not been supplied: – Screwdriver – four screws 3 mm in diameter (Screws must n ...
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Sony CDU948S - page 11
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. • ID S ...
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Sony CDU948S - page 12
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. 3 Remove the cover of the computer. Installing the Driv e Unit into the Computer ...
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Sony CDU948S - page 13
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 . Installing the Driv e Unit into the Computer ...
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Sony CDU948S - page 14
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. Secure the CD-R drive to the frame ...
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Sony CDU948S - page 15
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 . ■ Frame ground When normally installed, the drive unit is not in contact with the host computer directly and should ...
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Sony CDU948S - page 16
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. Notes: ...
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Sony CDU948S - page 17
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. • If the CD-R drive isn’t the last device at the SCSI bus, remove the termination from the CD-R drive and make sure that the last device at the SCSI bus has a proper termina ...
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Sony CDU948S - page 18
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. Be sure to install the device driver before operating the drive. Refer to the ...
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Sony CDU948S - page 19
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. Data cannot be recorded if ...
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Sony CDU948S - page 20
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. • Data cannot be recorded if the recording surface is contaminated. • The caddy is pr ...
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Sony CDU948S - page 21
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. Do not touch the surface. • Wipe the CD-ROM ...
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Sony CDU948S - page 22
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. ...
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Sony CDU948S - page 23
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. Ejecting a Caddy 1 Turn on the power supply. 2 Press the eject button on t ...
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Sony CDU948S - page 24
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. 2 Insert a pointed object, such as a paper clip, into the emergency eject hole, and ...
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Sony CDU948S - page 25
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 discs CD-I discs CD-I Ready Discs Photo CD (Single and Multi session) V ideo CD CD-R discs (Conforming to “Orange Book Part II”) Write Function App ...
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Sony CDU948S - page 26
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) 10 Mbytes/s (synchronous) Access time Full stroke: 500 ms (typical/1x) 450 ms (typical/2x) 400 ms (typical/4x) 350 ms (typical/8x) A verage: 350 ms ( ...
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Sony CDU948S - page 27
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:4.9 m/s 2 (0.5 G o-p) at 11ms half sine wave Non-operating 490 m /s 2 (50 G o-p) at 11ms half sine wave T ransportati ...
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Sony CDU948S - page 28
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 1.3” (equiv alent ...
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Sony CDU948S - page 29
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. ...
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