Hitachi GF-1050 User Manual

SM.GF1050.0298

GF-1050

DVD-RAM DRIVE WITH SCSI INTERFACE

SPECIFICATIONS MANUAL

TABLE OF CONTENTS

1. Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

2. General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

2.1 Applicable Disk Formats

2.2 Disk Diameter

2.3 Disk Thickness

2.4 Track Pitch

2.5 Data Block Size

2.6 Storage Capacity

3. Drive Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

3.1 Interface

3.2 Rotational Speed

3.3 Data Transfer Rate

3.4 Access Time

3.5 Average Latency

3.6 Data Error Rate

3.7 Spin up Time

3.8 Buffer Memory Size

4. Environmental Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

4.1 Ambient Temperature

4.2 Approval Temperature Rise

4.3 Temperature Gradient

4.4 Relative Humidity

4.5 Dew Point Temperature Restrictions

4.6 Vibration

4.7 Shock

4.8 Drop Impact

5. Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7

5.1 MTBF

5.2 MTTR

6. Electro Static Discharge Susceptibility

7. Power Requirements

8. Audio Performance

8.1 Number of Channels

8.2 Frequency Response

8.3 Distortion

8.4 Output Levels

8.5 Output Terminals

DVD-RAM Drive GF-1050 Specifications

These specifications are subject to change without prior notice

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DVD-RAM Drive GF-1050 Specifications

9. Acoustic Noise . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8

10. Dimensions

11. Mass

12. Mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

12.1 Disk Loading

12.2 Mounting Requirements

13. Controls and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

13.1 Front View

13.2 Rear View

13.3 SCSI Interface Connector Pin Assignment . . . . . . . . . . . . . . . . . .12

15. Mechanical Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

16. Packaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

15.1 Drive

15.2 Accessories

17. SCSI-2 Interface Command List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

18. Product Safety & Emissions Standards . . . . . . . . . . . . . . . . . . . . . . . . . .16

19. Appendix 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17

20. Appendix 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18

These specifications are subject to change without prior notice

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1. FEATURES

General

DVD-RAM

DVD-RAM Drive GF-1050 Specifications

• 5.25" Half-height size built-in type DVD-RAM Drive

• DVD-ROM,CD-ROM,CD-R,CD-AUDIO Read Compatible

• SCSI-2 interface

• High data transfer rate: Max. 10 Mbytes/s

• Buffer Memory : 1 Mbytes

• Tray type auto loading

• MTBF: TBD POH

• Dust-free chassis

• Horizontal and Vertical(on both sides) installable

• 3-way disc ejection (Software, OPEN/CLOSE button, Emergency eject)

• Authentication function supported

• Recording/Reading

• Average access time:210ms

• 2.6GB single side/5.2GB double-sided Capacity

• Sustained transfer rate:1.38MB/s

DVD-ROM/R

• Read mode only

• Average access time: 210ms

• 4.7GB,8.5GB, ROM capacity

• Sustained transfer rate: 2.76 MB/s

CD-Multiread

• Read mode only

• Average access time: 120ms

• MPC3 compatible

• Embedded error correction EDC & ECC for Mode1 & Mode2 Form1

• Audio capability

• Headphones output volume control

These specifications are subject to change without prior notice

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2. GENERAL DESCRIPTION

2.1 Applicable Disk Formats DVD-RAM/ROM/R

2.2 Disk Diameter 120 mm/80 mm

2.3 Disk Thickness
DVD-RAM 1.2mm(0.6mmx2)
DVD-ROM/R 1.2mm(0.6mmx2)
CD-ROM/R/RW/DA 1.2mm

DVD-RAM Drive GF-1050 Specifications

CD-ROM Mode-1 data disc
CD-ROM Mode-2 data disc
CD-ROM XA
CD-I
CD-R
CD-RW
CD-DA

2.4 Track Pitch
DVD-RAM 0.74µm
DVD-ROM/R 0.74µm
CD-ROM/R/RW/DA 1.6µm

2.5 Data Block Size
DVD-RAM 2,048 bytes
DVD-ROM/R 2,048 bytes
CD-ROM

Mode1 2048 bytes
Mode2 2352,2340,2336,2048 bytes

CD-DA 2352 bytes

2.6 Storage Capacity
DVD-RAM

Single Side 2.6 Gbytes
Double Sided 5.2 Gbytes

DVD-ROM

Single Layer 4.7 Gbytes/side
Dual Layer 8.5 Gbytes/side

CD-ROM 650Mbytes (Mode-1)

These specifications are subject to change without prior notice

742 Mbytes (Mode-2)
Conditions: 333,000 blocks for recorded area

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3. DRIVE PERFORMANCE

3.1 Interface SCSI-2

3.2 Rotational Speed

DVD-RAM 16.9 to 39.8 s-1(Approx. 1,014 to 2,387 rpm)
DVD-ROM

Single Layer: 19.2 to 46.3 s-1(Approx. 1,149 to 2,777 rpm)
Dual Layer 21.1 to 50.9 s-1(Approx. 1,264 to 3,056 rpm)

CD-ROM 1576-3667 rpm(1.2 m)

3.3 Data Transfer Rate

3.3.1 Sustained Transfer Rate
DVD-RAM 1.38Mbytes/s
DVD-ROM 2.76 Mbytes/s
CD-ROM 8X Speed

3.3.2 Burst Transfer Rate 10 Mbytes/s max.

DVD-RAM Drive GF-1050 Specifications

1832-4278 rpm(1.4 m)

3.4 Access time (1/3 stroke) TBD

3.5 Average Latency TBD

3.6 Data Error Rate (1)
DVD-RAM <10
DVD-ROM <10
CD-ROM <10

<10-9(Mode-2)

3.7 Spin Up Time

3.7.1 Spin Up from Power On
DVD-RAM < 15s (typical)
DVD-RO <15 s (typical)
CD-ROM <15 s (typical)

3.7.2 Spin Up from Sleep Mode
DVD-RAM < TBD (typical)
DVD-ROM <TBD (typical)
CD-ROM <TBD (typical)

3.8 Buffer Memory Size 1MB

-12

-12

-12

(Mode-1)

(1) Worst case raw error rate of the disc is 10

These specifications are subject to change without prior notice

-3

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