25
Precautions
Test Content
Moisture proof
Tested by subjecting
continuously for 10 days
(95% RH)
High temperature storage
(Fixed)
Tested in a storage environment
of 63° C for 72 hours
High temperature storage
(Fluctuation)
Tested in a storage environment
of temperature change from
28° C to 58° C for 72 hours
High temperature operation
(Fixed)
Tested in an operation of 55° C
for 5 hours
High temperature operation
(Fluctuation)
Tested in an operation for 72
hours (temperature change
from 28° C to 39° C and
humidity change from 43% to
78%)
Low temperature operation
Tested in an operation of -20° C
for 5 hours
Low temperature storage
Tested by subjecting to
temperature change from -33° C
to -25° C continuously for 72
hours
Temperature resistance
(Temperature shock)
Tested by subjecting to sudden
temperature change from -21° C
to 50° C continuously for 3
hours
Low pressure storage
Tested continuously for 2 hours
(57.2kPa/equivalent to altitude
of approximately 4,572 m)
Test Content
Low pressure operation
Tested continuously for 2 hours
(57.2kPa/equivalent to altitude
of approximately 4,572 m)
Freezing (Condensation)
Tested by first subjecting to
-10° C environment with
condensation and mist for 1
hour, and then checking
operation in a 25° C, 95% RH
environment
Freezing (Freezing)
Tested by freezing whereby the
device was placed in -10° C
environment until 6 mm of ice
formed
z
Since performance of the handset was confirmed based on the
test environment, proper operation of all the product in every
possible situation during actual use is not guaranteed. In
addition, it does not guarantee that there will be no damage or
failure for all impacts.
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