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20 Chapter 1
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Supports modem protocol V.90/V.92MDC
Modem connector type RJ11
Modem connector location Rear side
Hard Disk Drive Interface
Item
Vendor & Model
Name
HGST Moraga
IC25N030ATMR04
Fujitsu V-40 MHT2030AT
Seagate N1 ST93015A
HGST Moraga
IC25N040ATMR04-
TOSHIBA Pluto 40G
MK4025GAS
Fujitsu V40+ MHT2040AT
Seagate N1 ST94019A
HGST Moraga
IC25N060ATMR04-0
TOSHIBA Neptune
MK6021GAS
Capacity (MB) 30000 40000 60000
Bytes per sector 512 512 512
Logical heads 16 16 16
Logical sectors 63 63 63
Drive Format
Logical cylinders 16383 16383 16383
Physical read/write
heads
2/Not show/2 2/Not show/2/2 3/4
Disks 1/Not show/1 1/Not show/1/1 2
Spindle speed (RPM) 4200RPM 4200RPM 4200RPM
Performance Specifications
Buffer size 2MB 2MB/8MB for Toshiba 2MB/8MB for HGST
Interface ATA-5 for other vendors /ATA-
6 for HGST and Toshiba
ATA-5 for other vendors /ATA-
6 for HGST
ATA-5/ATA-6 for HGST
Data transfer rate
(disk-buffer, Mbytes/
s)
350 350 350
Data transfer, rate
(host~buffer, Mbytes/
s)
100 MB/Sec 100 MB/Sec 100MB/Sec
DC Power Requirements
Voltage tolerance 5 +/- 5% 5 +/- 5% 5 +/- 5%
CD-ROM Interface
Items Specification
Vendor & Model Name QSI SCR242
Mitsumi SR244W1
Performance Specification
Brust Data Transfer rate PIO mode 4:
16.7 MB/sec Max. (Mode 0~4)
Multi-word DMA mode 2:
16.7 MB/sec Max. (Mode 0~2)
Ultra DMA mode 2:
33.3MB/sec Max.
Modem Interface
Item Specification