Xerox 4520 User Manual page 287

WARNING: Use of controls, adjustments or performance of
procedures other than those specified herein may result in a
hazardous radiation exposure.
This product will produce less than 0.1 ppm ozone during normal
operation. The ozone produced is dependent on copy volume and is
heavier than air. Providing the proper environmental parameters as
specified by Xerox will ensure that concentration levels meet safe
limits.
If additional information concerning ozone is needed, request the
Xerox publication (600P83222), "Ozone," by calling in the USA
1-800-828-6571.
A p p e n d i x E : E n v i r o n m e n t a l S p e c i f i c a t i o n s E-5