Appendix A: PX-820 Specifications
70
PX-820 Installation and Users Manual
Environmental Conditions (continued)
Transportation
or Storage
Temperature
–40 to 60 degrees Celsius
Transportation
or Storage
Humidity
20 to 95% (non-condensing)
Acoustic Noise
Condition Noise
Drive on, disc seek
Max 47.5dB
Non seek
Max 47.5dB
Vibration,
Operating
Acceleration
CD: Read 0.45 Grms, Write 0.2 Grms
DVD: Read 0.45 Grms, Write 0.2 Grms
Sweep: 5 to 500 Hz
Direction of vibration: X, Y and Z axis
Vibration, Non-
Operating
Acceleration: 0.712Grms
Direction of vibration: X, Y and Z axis
Hz G^2/Hz
7 0.0003
20 0.00275
140 0.00275
312 0.00013
400 0.00008
600 0.00008
700 0.00007
Power off, no disc