14
4.7. Reliability
Table 4.6
Item Specification Remark
MTBF of electronic parts 20,000 hours
Backlight 5,000 hours Until the brightness of the
backlight becomes half-value of
the full brightness.
Laser scanner 10,000 hours
Key
Power switch 300,000 times
Trigger key 1,000,000 times Right and Left sides
Other keys 300,000 times
Battery compartment lid 5,000 times Including the lock button
Power supply section
Installing and removing the
operating battery pack (or
AA-size alkaline batteries)
5,000 times
Mounting and removing the terminal
on/from cradle
5,000 times
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