User's Manual

7/10 page
SPR-8695TUH USB 2.0 HUB KBD
1.5 ENVIRONMENTAL PERFORMANCE
1.5.1 Shock
There shall be no abnormally in operation and appearance of the keyboard when an
impact of 10G has been applied to the package keyboard. The testing method shall
be in accordance with 213B of MIL-STD-202E
1.5.2 Vibration
The keyboard shall not be damaged electrically and mechanically when the
following vibration has been applied to the packaged keyboard. The testing method
shall be in accordance with 201A of MIL-STD-202E.
Frequency: 10~55Hz
Amplitude: 0.5mm
Direction of vibration: Direction X, Y and Z individually
Time of vibration: 2 hours
1.5.3 Heat Cycle Test
Check Method: By the condition shown in the figure below, repeat heat cycle test for
2 times.
Standard: When the test is finished, followings must be satisfied.
a. All functions operate normally.
b. There are no defects which harm commercial value, e.g., change
of color, rust or change of form.
1.5.4 Key life Test
Standard: a. key-switch life: 10,000,000 cycles
b. Keyboard is qualified using Hasco pneumatic life tester using soft cushion
actuator with a 4cycles / second actuation speed 120 ~ 150gf air pressure.
1.5.5 Low Temperature Test
Check Method: Leave for 96 hours under –25℃.
Standard: The keyboard operates normally after the test.
1.5.6 High Temperature Test
Check Method: Leave for 96hours under +70℃.
Standard: The keyboard operates normally after the test.