Micropolis 9GB SCSI Hard Drive
Manufacturer's Part # MC1991
This item is Brand New in a factory sealed package.
The Scorpio 9 full-height disk drive delivers the industry's
lowest cost per MB storage solution, making it ideal for the
growing number of data warehousing applications. The 1991 is
a great replacement for near on-line optical jukeboxes, as
well as any other applications requiring large amounts of
on-line storage.
Incorporating high performance SCSI-2 features such as Read
Ahead Caching, Write Coalescing, Write Caching and Tagged
Command Queuing, the 1991 offers today's best storage solution
for users requiring large capacity and outstanding reliability
all in one compact device.
Formatted Capacity
Per Drive 9,090MB
Bytes per Sector 512
Sectors per Track Variable
Cylinders 4,477
Performance
Data Rate
Avg. Seek Time (including settling time) 12 msec
Avg. Rotational Latency 5.56 msec
Rotational Speed 5400 rpm +/- 0.5%
Data Transfer Rate at Interface
Synchronous up to 10MB/sec
Asynchronous up to 5MB/sec
Internal Data Rate 47 to 77Mbits/sec
MTBF (power-on hours) 650,000
Positioner Fully balanced rotary voice coil
Parking Automatic park and lock
General Functional Specifications
Interface Fast SCSI-2
Supports Full Common Command Set Yes
Drivers/Receivers 8-Bit "Narrow" Single-Ended
Power Requirements
+12V +/-5% (average) 2.3 A
+12V +/-5% (max during start-up) 4.8 A
+5V +/-5% (average) 1.0 A
Power Dissipation, typical, idling 30 Watts
Power Dissipation, typical, seeking 33 Watts
Warranty Length:
This product comes with a 1-year functionally defective warranty.
Coverage: The warranty covers replacement of the product.
Provider: This warranty is provided by CSC.
Contact: If you have a problem with this product that requires
warranty service, please phone ONSALE's Customer Service
at 650-428-0650.
Technical Support: Should you require technical support on
this product, please phone Micropolis' Technical Support line
at 1-818-709-3325.
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