Acoustics; Environment Specifications - Lexmark C540 Service Manual

Acoustics

All acoustic measurements are made in accordance with ISO 7779-1999 and reported in conformance with
ISO9296:1988-04-15.
Operating mode
Lexmark C544dn, C544dw
Printing (simplex)
Printing (automatic
duplex)
Idle
Quiet Mode (simplex)

Environment specifications

Environment
Operating
Air temperature—operating
Air temperature—power off
Air relative humidity
Wet bulb temperature—operating
Wet bulb temperature—power off
Altitude
Atmospheric pressure
Ambient operating environment*
Ship / Storage
Cartridges
Printer with cartridges
Printer without cartridges
Air relative humidity
Altitude
Wet bulb temperature—power off
* In some cases, performance specifications (such as paper OCF, EP cartridge usage) are specified to be
measured at an ambient condition.
1-Meter average sound pressure at 4800 CQ
Lexmark Lexmark
C540n C543dn
47 dBA 47 dBA
N/A 50 dBA
Inaudible Inaudible
46 dBA 46 dBA
Specifications
15.6 to 32.20° C (60 to 90.0° F)
10.0 to 43.30° C (50 to 110.0° F)
Relative Humidity 8 to 80%
22.80° C (73.0° F) maximum
26.70° C (80.10° F) maximum
0–3,048 meters (10,000 ft.)
74.6 kPa
15.6 to 32.2° C (60 to 90° F) and 8% to 80% RH
-40 to 43.3° C (-40 to 110.0° F)
-40 to 43.3° C (-40 to 110.0° F)
-40 to 43.3° C (-40 to 110.0° F)
Relative Humidity 8 to 80%
10,300 meters (34,000 feet)
26.70° C (80.10° F) Maximum
Lexmark Lexmark
C544n C544dn,
C544dw
49 dBA 49 dBA
N/A 51 dBA
Inaudible Inaudible
46 dBA 46 dBA
General information
5025-2xx, 4xx
Lexmark
C544dtn
49 dBA
51 dBA
Inaudible
46 dBA
1-7