Mechanical Requirements; Vibration And Shock; Package Drop Specification - Hitachi CML176SXW Service Manual

7. MECHANICAL REQUIREMENTS

7.1 Vibration and Shock

All testing shall be done in each of three mutually perpendicular axes, referenced to the
position of the system as it is in front of the user (i.e., front-to back, side-to-side, and top-to-
bottom).
Non-Operating
7.1.1
The unit should suffer minimal visible cosmetic damage or damage that presents a safety
hazard, or impairs the setup and operation of the system after testing.
Sinusoidal Vibration: 0.75G zero-to-peak, 10 to 500Hz, 0.5 octave / minute sweep rate.
This requires one sweep, 10 to 500 to 10Hz, along each of the three axes.
Random Vibration: 0.008G
one hour for each of the three axes.

7.2 Package Drop Specification

Listed below are standards of drop heights for monitor product
Product Weight
<9.1Kg
9.2~18.2Kg
18.3~27.2Kg
27.3~45.4Kg
7.2.1 Drop Test Sequence
Drop Order
1
2
3
4
5
6
7
8
9
10
2
/Hz, 10 to 500Hz, nominal 2 GRMS. The test shall be for
Height Specs
0.76m
0.66m
0.61m
0.46m
Drop point
Right Front Bottom Corner
Right Bottom Edge
Right Front Edge
Front Bottom Edge
Bottom Side
Top Side
Front Side
Back Side
Left Side
Right Side
34
Drop Times
1
1
1
1
1
1
1
1
1
1