Seagate Medalist Pro 4520, Руководство по эксплуатации продукта

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1.15 Reliability
Read error rates are measured with automatic retries and data correction
with ECC enabled and all flaws reallocated. The mean time between
failures (MTBF) is measured at nominal power at sea level with an
ambient temperature of 25°C.
Nonrecoverable read errors 1 per 10
14
bits transferred
Seek errors 1 per 10
7
physical seeks
Contact start/stops 30,000 cycles
MTBF 400,000 power-on hours
Service life 5 years
1.16 Agency listings
The drives are listed by agencies as follows:
•
Recognized in accordance with UL478 and UL1950
•
Certified to CSA C22.2 No. 220-M1986 and CSA C22.2 No. 950
•
Certified to VDE 0805/05.90 and EN 60950/1.88 as tested by VDE
1.17 Electromagnetic Compliance for the European
Union
If this model has the CE Marking, it complies with the European Union
requirements of the Electromagnetic Compatibility Directive 89/336/EEC
of 03 May 1989 as amended by Directive 92/31/EEC of 28 April 1992
and Directive 93/68/EEC of 22 July 1993.
Seagate uses an independent laboratory to confirm compliance to the
above directives. The drive was tested in a representative system for
typical applications. The selected system represents the most popular
characteristics for test platforms. The system configurations include:
•
486, Pentium, and PowerPC microprocessors
•
3.5-inch floppy disc drives
•
Keyboard
•
Monitor/display
Although the test system with this Seagate model complies to the
directives, we cannot guarantee that all systems will comply. The com-
puter manufacturer or system integrator should confirm EMC compliance
14 Medalist Pro 9140, 6530 and 4520 Product Manual, Rev. B