Table 2-5. Acoustic Emissions 1. Printer System includes the 2000-sheet Input Tray (Tray 4) or 2 x 500-sheet Input Tray (Trays 4 and 5), 8-bin Mailbox/5-bin Mailbox with Stapler, Duplexer, and Envelope Feeder. Note Printer system values are an estimate determined from the baseline values. C4265-90907 Specifications 89 Operation position per ISO 9296 Printing LPA dB(A) Standby LPA dB(A) Printer (stand-alone) 59 db 41 db Printer System1 62 db 44 db Bystander 1m per ISO 9296 Printing LPA dB(A) Standby LPA dB(A) 53 db 36 db 56 db 39 db Sound Power per ISO 9296 Printing LWAD Standby LWAD 6.9 bels (A) 5.2 bels (A) 7.2 bels (A) 5.5 bels (A)