28 Chapter 1
Power Requirement
Input Voltage (V) +5V +/- 10%
Hard Disk Drive Interface
Item Specification
Vendor &
Model Name
TOSHIBA
20G(MK20
18GAP),
TITAN
IBM
20G(IC25N
020ATCS0
4-0),
07N8325,
CASCADE
IBM
30G(IC25N
030ATCS0
4-0),
07N8326,
CASCADE
TOSHIBA
30GB(MK3
021GAS)
NEPTUNE
HGST
40GB
(IC25N040
ATCS04-0
07N8327)
CASCADE
TOSHIBA
40GB(MK4
021GAS)
NEPTUNE
TOSHIBA
60GB(MK6
021GAS)
NEPTUNE
Capacity
(MB)
20000 20000 30000 30000 40000 40000 60000
Bytes per
sector
512 512
Data heads 2 3 4 4
Drive Format
Disks 1 2 2 2
Spindle
speed (RPM)
4200 RPM 4200 RPM 4200RPM 4200RPM 4200RPM 4200RPM 4200RPM
Performance Specifications
Buffer size 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB 2048KB
Interface ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5 ATA-5
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
216 216
Data transfer
rate
(host~buffer,
Mbytes/s)
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
100 MB/
Sec.
Ultra DMA
mode-5
DC Power Requirements
Voltage
tolerance
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
5V(DC) +/-
5%
DVD-ROM Interface
Item Specification
Vendor & model name DVD-ROM 8X QSI SDR-083
Performance Specification With CD Diskette With DVD Diskette
Transfer rate (KB/sec) Sustained:
Max 3.6Mbytes/sec
Sustained:
Max 10.8Mbytes/sec
Data Buffer Capacity 128 KBytes
Interface IDE/ATAPI
Applicable disc format DVD: DVD-5, DVD-9, DVD-10, DVD-R (3.95G)
CD: CD-Audio, CD-ROM (mode1 and mode 2), CD-ROM XA(mode 2 form 1
and form 2), CD-I (mode 2, form 1 and form 2), CD-I Ready, CD-I Bridge CD-
WO, CD-RW, Photo CD, Video CD, Enhanced Music CD, CD-TEXT
Loading mechanism Soft eject (with emergency eject hole)
Power Requirement
Input Voltage +5 V +/- 5 %
Floppy Disk Drive Interface
Item Specification