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Specifications 10.0 20.0 30.0 40.0
Form Factor 3.5” (low profile) 3.5” (low profile) 3.5” (low profile) 3.5” (low profile)
Interface Ultra ATA/100 Ultra ATA/100 Ultra ATA/100 Ultra ATA/100
Formatted Capacity (MB
1
) 10,262 20,416 30,020 40,027
Disk Drive Configuration
Recording Surfaces 1 2 3 4
ATA Logical
Cylinders 16,383 16,383 16,383 16,383
Heads 16 16 16 16
Sectors 63 63 63 63
Acoustics
Sound Power (bels, typ)
Idle 2.7
Seek <3.0
QDT (Quiet Drive Technology) yes
Power Specifications
Nominal Voltage (V) +5/+12
Voltage Margin (%) ±5/±10
Typical Power Draw (W)
Idle <5.0
Operating
3
<8.5
Peak Current (mA on +5/+12 V) 700/1,700
Reliability Specifications
Start/Stop Cycles (ambient) 50,000
Nonrecoverable Data Errors (per bits read) <10 per 10
15
Non-Op Shock @ 2 ms 300 Gs
AFR projection (%) <1.0
SPS II yes
DPS yes
Physical Specifications
Dimensions-inches (mm)
Width 4.00 (101.6)
Length 5.75 (146.1)
Height 1.00 (25.4)
Weight—pounds (g) 1.1 (500)
Environmental Limits
Operating
Temperature (˚C) 5 to 55
Non-Condensing Humidity (%) 10 to 85
Non-Operating
Temperature (˚C) -40 to 65
Non-Condensing Humidity (%) 5 to 95
Performance Specifications
Typical Seek Times
2
(ms)
Average 12.0
Track-to-Track 2.0
Full Stroke 24.0
Drive Class (RPM) 4,500
Internal Data Rate (Mb/sec) Up to 248
Data Transfer Rates (Buffer-to-Host) (MB/sec)
Ultra ATA/100 100
Ultra ATA/66 66.6
Ultra ATA/33 33.3
PIO Mode 4 16.6
PIO Mode 2 16.6
Buffer Size (KB) 128
Typical Power On to Drive Ready (sec) ~8
1. GB = 1 billion bytes. Total accessible capacity varies depending on operating environment 2. Seek times are at nominal conditions and include settling. 3. Operating is defined as
40% seek, 30% read, 20% active, and 10% write. Note: Warranty is standard when products are purchased directly through authorized Quantum distributors/dealers. Unless otherwise
agreed, a one-year warranty is provided to all OEM purchasing directly from Quantum. End-user warranties provided by computer manufacturers may vary.
Specifications subject to change without notice.
©2001 Maxtor Corporation. All rights reserved. Fireball is a trademark of Maxtor
Corporation. Printed in the U.S.A. LC20DS WEB
For more information on Maxtor’s data storage products,
please visit our web site at www.maxtor.com
Maxtor Corporation
500 McCarthy Boulevard
Milpitas, California 95035
U.S.A.