4-6 Reference Information
Reliability
Life: Mechanism 7,500,000 lines
Print head: 150 million characters
(at an average of 2 dots/wire per
character.)
Auto cutter: 800,000 cuts
End of life is defined as the point at
which the printer reaches the
beginning of the Wearout Period.
Recommended paper must be used.
MTBF: 180,000 hours
Failure is defined as Random failure
occurring at the time of the Random
Failure Period.
MCBF: 18,000,000 lines
This is an average failure interval
based on failures relating to wearout
and random failures up to the life of
7.5 million lines.