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Appendix D. Declaration of IBM Product
Noise Emission Values
The following tables show the noise emission values for the 4232
Printer Model 302.
Notes:
1. LWAd is the declared sound power emission level for a
production series of machines.
2. <LpA>m is the mean value of the space-averaged sound
pressure emission levels at the one-meter positions for a
production series of machines.
All measurements are made in accordance with the American
National Standards Institute (ANSI) S12.10 and reported in
conformance with the International Organization for Standardization
(ISO) 9296.
Table D-1. 4232 Printer Model 302
Impulsive Noise Prominent Discrete Tones
No No
Table D-2. Sound Emission Levels - 4232 Standard Covers
Sound Emission Category Operating Idling
LWAd 7 bels 4.5 bels
<LpA>m 53 dB 30 dB
Table D-3. Sound Emission Levels - 4232 ASF Covers
Sound Emission Category Operating Idling
LWAd 7 bels 4.5 bels
<LpA>m 55 dB 30 dB
Copyright IBM Corp. 1993, 1994 D-1