Lexmark C720 Guia De Referência
Specifications
7-1
CHAPTER 7: Printer Specifications
This chapter lists printer specifications and information about hardware,
environmental conditions, and power requirements.
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
C720
C750
C910
E320,
E322
E322
J110
T420
T520
T522
T620
T622
W812 W820
Printing
51
51
58
49
52
51
49
51
51
55
52
54
Standby
(Idle without Power Saver)
(Idle without Power Saver)
45
42
48
35
background
30
30
30
30
31
32
33
Status
Declared Sound Power Level, Bels
C720
C750
C910
E320,
E322
E322
J110
T420
T520
T522
T620
T622
W812 W820
Printing
6.6
6.6
7.4
6.3
6.4
6.5
6.4
6.4
6.5
6.8
6.57
6.8
Standby
(Idle without Power Saver)
(Idle without Power Saver)
6.1
5.5
6.4
4.6
background
4.2
4.2
4.2
4.4
4.6
4.5
4.3