Specifications
7-1
CHAPTER 7: Printer Specifications
This chapter lists printer specifications and information about hardware,
environmental conditions, and power requirements.
Airflow Requirement
Room should meet ASHRAE 62–1989 standards.
Noise Emission Levels
The following measurements were made in accordance with ISO 7779 and reported
in conformance with ISO 9296.
Table 7-1: Noise Emission Levels
Status
1-Meter Average Sound Pressure, dBA
T430, T430d, T430dn T640, T642, T644 W840
Printing 55 53, 55, 55 55
Duplex printing 54 55, 58, 58 57
Standby (Idle without Power Saver) Background noise only 30 28
Status
Declared Sound Power Level, Bels
T430, T430d, T430dn T640, T642, T644 W840
Printing 55 55 55
Duplex printing 54 58 57
Standby (Idle without Power Saver) Background noise only 30 28