This standard specifies energy grade, minimum allowable values of energy efficiency, evaluating values of energy conservation, test and calculation methods and inspection rules for copy machines, printers, fax machines and multifunction device for general purpose (hereafter referred to as products).
This standard is applicable to products which are working normally under 220V, 50Hz power grid supply and provided with standard size format.
This standard is not applicable to the following products:
a) Products powered only by data interface (e.g. USB, IEEE 1394 interfaces);
b) Products provided with digital front-end (DFE);
c) Products equipped with an output speed greater than or equal to 70 page/min;
d) Needle printers having more than 48 printing heads.
2 Normative References
The following referenced documents are indispensable for the application of this document. For dated reference, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendments) applies.
GB/T 16685-2008 "Information Technology - Office Equipment - Printing Devices Method for Measuring Throughput - Class 1 and Class 2 Printers"
GB/T 22372-2008 "Test Chart for Laser Printer"
ISO/IEC 28360: 2012 "Information Technology - Office Equipment - Determination of Chemical Emission Rates from Electronic Equipment"
JB/T 6872 "Chart(A4) of Developer (Toner) Wastage for Electrostatics Copying Machines"
3 Terms and Definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
Multifunction device; MFD
Products equipped with two or more functions among printing, scanning, Xeroxing or faxing, etc.
Note: Simple copy function of fax machine is not one of multi-functions.
3.2
Off mode
The mode where the products are off while being switched on.
3.3
Active mode
The mode where the products are performing output works or other main functions while being switched on.
