Lexmark W850 User's Guide - Page 200

Power consumption, Product power consumption, Power Saver, Off mode, Total energy usage

Page 200 highlights

Notices 200 Class I laser products are not considered to be hazardous. The printer contains internally a Class IIIb (3b) laser that is nominally a 7 milliwatt gallium arsenide laser operating in the wavelength of 655-675 nanometers. The laser system and printer are designed so there is never any human access to laser radiation above a Class I level during normal operation, user maintenance, or prescribed service condition. 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 Copying The product is generating hard‑copy output from electronic inputs. The product is generating hard‑copy output from hard‑copy original documents. 700 W NA Scanning Ready The product is scanning hard‑copy documents. The product is waiting for a print job. NA 105 W Power Saver The product is in energy‑saving mode. 9 W Off The product is plugged into a wall outlet, but the power switch is turned off. 0.6 W 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. Power Saver This product is designed with an energy-saving mode called Power Saver. The Power Saver Mode is equivalent to the EPA Sleep Mode. The Power Saver Mode saves energy by lowering power consumption during extended periods of inactivity. The Power Saver Mode is automatically engaged after this product is not used for a specified period of time, called the Power Saver Timeout. Factory default Power Saver Timeout for this product (in minutes): 10 Off mode If this product has an off mode which still consumes a small amount of power, then to completely stop product power consumption, disconnect the power supply cord from the wall outlet. Total energy usage It is sometimes helpful to calculate the total product energy usage. Since power consumption claims are provided in power units of Watts, the power consumption should be multiplied by the time the product spends in each mode in order to calculate energy usage. The total product energy usage is the sum of each mode's energy usage.

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Class I laser products are not considered to be hazardous. The printer contains internally a Class IIIb (3b) laser that is
nominally a 7 milliwatt gallium arsenide laser operating in the wavelength of 655-675 nanometers. The laser system
and printer are designed so there is never any human access to laser radiation above a Class I level during normal
operation, user maintenance, or prescribed service condition.
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.
700 W
Copying
The product is generating hard
copy output from hard
copy original
documents.
NA
Scanning
The product is scanning hard
copy documents.
NA
Ready
The product is waiting for a print job.
105 W
Power Saver
The product is in energy
saving mode.
9 W
Off
The product is plugged into a wall outlet, but the power switch is turned off.
0.6 W
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.
Power Saver
This product is designed with an energy-saving mode called Power Saver. The Power Saver Mode is equivalent to the
EPA Sleep Mode. The Power Saver Mode saves energy by lowering power consumption during extended periods of
inactivity. The Power Saver Mode is automatically engaged after this product is not used for a specified period of time,
called the Power Saver Timeout.
Factory default Power Saver Timeout for this product (in minutes):
10
Off mode
If this product has an off mode which still consumes a small amount of power, then to completely stop product power
consumption, disconnect the power supply cord from the wall outlet.
Total energy usage
It is sometimes helpful to calculate the total product energy usage. Since power consumption claims are provided in
power units of Watts, the power consumption should be multiplied by the time the product spends in each mode in
order to calculate energy usage. The total product energy usage is the sum of each mode's energy usage.
Notices
200