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NL35 Series FC Product Manual, Rev. D
17
5.0 Reliability specifications
The following reliability specifications assume correct host and drive operational interface, including all inter-
face timings, power supply voltages, environmental requirements and drive mounting constraints
5.1 Error rates
The error rates stated in this manual assume the following:
• The drive is operated in accordance with this manual using DC power as defined in paragraph 6.2, "DC
power requirements."
• Errors caused by host system failures are excluded from error rate computations.
• Assume random data.
• Default OEM error recovery settings are applied. This includes AWRE, ARRE, full read retries, full write
retries and full retry time.
Seek error rate Less than 1 error in 10
7
seeks
Read Error Rates
1
1. Error rate specified with automatic retries and data correction with ECC enabled and all flaws reallocated.
Recovered Data Less than 10 errors in 10
12
bits transferred (OEM default settings)
Unrecovered Data Less than 1 sector in 10
14
bits transferred
Miscorrected Data Less than 1 sector in 10
21
bits transferred
Interface error rate Less than 1 error in 10
11
bits transferred with minimum receive eye
Less than 1 error in 10
14
bits transferred with typical receive eye
(see Section 9.6.4, "Differential PECL input." on page 68)
MTBF 1,000,000 hours
Service life 5 years.
Warranty To determine the warranty for a specific drive, use a web browser to
access the following web page:
www.seagate.com/support/service/
From this page, click on the “Verify Your Warranty” link. You will be
asked to provide the drive serial number, model number (or part num-
ber) and country of purchase. The system will display the warranty infor-
mation for your drive.
Preventive maintenance None required.