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6 Functional Specifications
Reliability Specifications
This section lists the reliability specifications for the tape drive.
Service Life
The tape drive has been designed to exceed a useful service life of five years, during which time all performance and reliability specifications are applicable.
Machine Reliability: Mean Time Between Failures (MTBF)
The mean time between failures (MTBF) value for the
The MTBF value for the tape drive is defined as follows:
Total
MTBF =
Number of Relevant Equipment Failures
where:
Total
Relevant Equipment Failures are those failures that cannot be corrected by the operating personnel and require the intervention of maintenance personnel.
May 1994 | ||
| (Standard and XL) |
|