HP Officejet 6500 - Manual (Page 268)

Notice to users in Japan about the power cord
Toxic and hazardous substance table
LED indicator statement
LED indicator statement
The display LEDs meet the requirements of EN 60825-1.
Noise emission statement for Germany
Geräuschemission
LpA < 70 dB am Arbeitsplatz im Normalbetrieb nach DIN 45635 T. 19
Appendix D
264 Regulatory information