iOmega REV External Drive - 70GB, USB2.0

System Requirements

Hardware
• 333MHz processor or higher with USB 2.0 connection (USB 2.0 required to achieve maximum speeds)
• 1GB hard drive space (recommended for supporting software)
• RAM: 512MB Server OS's, 256MB Non-Server OS's
• 4X CD-ROM drive or higher to install software
• Microsoft Internet Explorer 5.0, Netscape 6.1, Apple Safari 1.2 or higher to view user's manual

OS Requirements

Units bundled with EMC Retrospect Express for PC and Mac

• Drive Only: Windows XP Home/Professional/Professional x64, Windows 2000 Professional/Server, Windows Server 2003, Mac OS 10.4 and higher
• Retrospect Express for PC: Microsoft Windows XP Home/Professional/Professional x64, 2000 Professional
• Retrospect Express for Mac: Mac OS 10.4 and higher

Units bundled with CA Brightstor ARCserve Backup 11.5 OEM

• Drive Only: Windows XP Home/Professional/Professional x64, 2000 Professional/Server, Server 2003
• CA ARCserve: Microsoft Windows XP Professional/Professional x64, 2000 Professional/Server, Server 2003

Drive attributes

Capacity:
• Native: 70GB
• Usable data bytes: 70,001,433,7024

Interface/connection type:
• One (1) USB 2.0 connection on the back of the drive
• Backward compatible with USB 1.1 connections at slower USB 1.1 speeds.
• Note: The REV USB drive is not host powered. You must use in the included power supply.

Included Cable:
• One (1) 3ft (1m) standard USB cable.

Weight:
• Drive: 0.86 lbs. (392 grams)
• Disk: 2.58 ounces (73 grams)

Dimensions (L x W x H):
• Drive: 6.14 in x 4.33 in x 1.41 in
• Disk: 2.95 in x 3.03 in x 0.39 in

Configuration:
• Bytes per Sector: 2,048
• User Logical Sectors: 34,186,688
• Track Density (normal): 145,000 tracks/inch
• Linear Density (max): 812,000 bits/inch
• Areal Density (max): 117.74 Gigabits/square inch
• Number of Heads: 2
• Head Type: TUMR
• Number of Disks: 1
• Substrate Type: Smooth Glass disk
• Servo: Embedded
• Zones: 18
• Data Recording Method (coding): 48/50 Modified EPRML

Power requirements:
• Power Supply: 5.0 +/- .25 V D.C., up to 1.2 amps continuous current

Performance

Seek time:
• Minimum (single track): 2.5 ms (read), 3.0 ms (write)
• Average: 12 ms (read), 13 ms (write)
• Maximum: 25 ms

Latency:
• 7.1 ms

Spindle Speed:
• 4200 rpm

Typical Start Time:
• 22 sec

Spin Down Timeout:
• 30 Minutes

Idle (Head Park) Timeout:
• 6 Minutes

Typical Stop Time (including eject):
• 6 sec

Native Drive Transfer Rate (USB 2.0):

Note: Actual speeds may be limited by the bus type for instance, the transfer rate of many USB 2.0 host controller chips do not exceed 15 MBytes/second.

• Burst (USB 2.0): 60 MB/sec
• Max. Data Transfer Rate 70GB Disk (outer disk): 22.5 MB/sec
• Max. Data Transfer Rate 70GB Disk (inner disk): 13.6 MB/sec
• Max. Data Transfer Rate 35GB Disk (outer disk): 7 MB/sec
• Max. Data Transfer Rate 35GB Disk (inner disk): 4 MB/sec

Native Drive Transfer Rate (USB 1.1):
• Max. Data Transfer Rate: 1.5 MB/sec

Note: The maximum data transfer rate of any device connected to USB 1.1 is 1.5 MB/sec

Reliability and service

MTBF:
• 400,000 hours

Unrecoverable Data Error Rate:
• (projected w/70GB Cartridge) 1 error in 10^15 bits transferred
• (projected w/35GB Cartridge) 1 error in 10^13 bits transferred

Cartridge Life:
• 2,000 insertion and removal cycles

Drive Life:
• 15,000 insertion and removal cycles

Drive Service Life:
• Approx. 5 years

Cartridge Shelf Life:
• >30 years (typical office environment)

Typical Insertion Force:
• 1.5 kgf (3.3 lbf)

Operating conditions

Temperature:
• Ambient Operating Environment (non-condensing): 0 to 45 degrees C. (32 to 113 degrees F)
• Ambient Non-operating Environment: -40 to 65 degrees C. (-40 to 149 degrees F)
• Max Temperature Gradient: 12 degrees C. per hour (22 degress F. per hour)

Humidity:
• Ambient Operating Humidity (non-condensing): 8 to 90% R.H.
• Ambient Non-operating Humidity (non-condensing): 5 to 95% R.H.
• Max Wet Bulb Temperature - Operating: 29.0 degrees C. (84 degrees F.)
• Max Wet Bulb Temperature - Non-operating: 40.0 degrees C. (104 degrees F.)
• Electro Static Discharge: Up to 8KV air discharge, or 4KV contact

Vibration:
• Operating Reads/Writes: 0.4 g (zero to peak; 5-20 Hz) / 0.2 g (zero to peak; 20-300 Hz)
• Sequential Reads (internal unit): 1.0 g (zero to peak; 5-300 Hz)
• Non-operating Disk: 2.5 g (zero to peak; 5-500 Hz)
• Non-operating Drive: 1.3 g (zero to peak; 5-27 Hz) / 2.0 g (zero to peak; 27-60 Hz) / 2.5 g (zero to peak; 60-500 Hz)

Shock:
• Operating: 60 g (2 ms half sine)
• Non-operating Disk: 400 g (2 ms half sine)
• Non-operating Drive: 200 g (2 ms half sine)
• Typical Cartridge Drop (outside of case): up to 1.22 meters (48 inches) onto commercial grade carpet
• Cartridge Drop (inside of case): up to 1.52 meters (60 inches) onto hard floor

Altitude:
• Operating: -300 to 4572 meters (15,000 ft)
• Non-operating: -300 to 12,192 meters (40,000 ft)

Acoustic Noise:
• <27 db (A weighting) with microphone 0.25 meter out and .45 meters up from drive during random read/write operations.

Power Characteristics

Drive Supply Voltage:
• 5.0 V

Seek (Peak):
• 1200mA current draw; 6W power consumption

Startup (Peak):
• 980mA current draw; 4.9W power consumption

Eject (Peak):
• 700mA current draw; 3.5W power consumption

Continuous Writes (RMS):
• 840mA current draw; 4.2W power consumption

Continuous Reads (RMS):
• 802mA current draw; 4W power consumption

Random Read-Writes (RMS):
• 855mA current draw; 4.3W power consumption

Idle (RMS) spin:
• 720mA current draw; 3.6W power consumption

Idle (RMS) no spin:
• 350mA current draw; 1.8W power consumption

Additional Features

• Advanced air filtration, automatic head cleaning, and robust two-stage error correction to ensure high data integrity and reliability
• Automatic sector reallocation
• Adaptive power save control
• MMC-4 multi-media command set