Temperature information
Operating temperature and relative humidity 10 to 32.2°C (50 to 90°F) and 15 to 80% RH
15.6 to 32.2°C (60 to 90°F) and 8 to 80% RH
Maximum wet-bulb temperature
2
: 22.8°C (73°F)
Non-condensing environment
Printer / cartridge / imaging unit long-
term storage
1
15.6 to 32.2°C (60 to 90°F) and 8 to 80% RH
Maximum wet-bulb temperature
2
: 22.8°C (73°F)
Printer / cartridge / imaging unit short-term
shipping
-40 to 40°C (-40 to 104°F)
1
Supplies shelf life is approximately 2 years. This is based on storage in a standard oce environment at 22°C (72°F)
and 45% humidity.
2
Wet-bulb temperature is determined by the air temperature and the relative humidity.
Power consumption
Product power consumption
The following table documents the power consumption characteristics of the product.
Note: Some modes may not apply to your product.
Mode Description Power consumption (Watts)
Printing The product is generating hard‑copy output from
electronic inputs.
One-sided: 710 (CX942, XC9445); 790
(CX943, XC9455); 840 (CX944, XC9465)
Two-sided: 640 (CX942, XC9445); 710
(CX943, XC9455); 770 (CX944, XC9465)
Copy The product is generating hard‑copy output from
hard‑copy original documents.
780 (CX942, XC9445); 880 (CX943, XC9455);
870 (CX944, XC9465)
Scan The product is scanning hard‑copy documents. 136 (CX942, XC9445); 132 (CX943, XC9455);
125 (CX944, XC9465)
Ready The product is waiting for a print job. 96 (CX942, XC9445); 88 (CX943, CX944,
XC9455, XC9465)
Sleep Mode The product is in a high‑level energy‑saving mode. 1.2
Hibernate The product is in a low‑level energy‑saving mode. 0.1
O The product is plugged into an electrical outlet, but
the power switch is turned o.
0.1
The power consumption levels listed in the previous table represent time-averaged measurements.
Instantaneous power draws may be substantially higher than the average.
Values are subject to change. See
www.lexmark.com for current values.
Notices 487
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