GB/T 17974-2017General specification for desktop ink-jet printers (English PDF)

0.3 Note 1. C

Note 2. The degree of lineage and the degree of alignment are not applicable to the nozzle array printer.

Note 3. "-" indicates that the project has no unit of measure.

4.3.2 Interface The product shall have at least one of a parallel interface, a universal serial bus interface, an Ethernet interface or a wireless interface, and shall conform to the phase Should be in accordance with the standard.

4.3.3 Alarms The product should issue an alarm signal under the following conditions.

a) hardware failure;

b) the paper is exhausted, the ink is insufficient, and the ink is exhausted;

Note. The alarm signal can be an indicator light, sound, text or other type of alarm signal.

4.3.4 Self-test The product's self-test (program) should have the following functions.

a) can check if the hardware is wrong;

b) If there is a built-in Chinese character library, it should be able to print out all the fonts in the mandatory part of GB 18030.

4.4 Security The safety requirements of the product shall comply with the provisions of GB 4943.1. The wire assembly of the product shall comply with the provisions of GB/T 15934.

4.5 Power Adaptability AC powered products should be able to work normally under 220V ± 22V, 50Hz ± 1Hz conditions. DC-powered products should operate at (100 ± 5)% of the nominal DC voltage. DC voltage nominal value Product standard regulations.

4.1 Design requirements

4.1.1 Hardware Safety, electromagnetic compatibility, ease of use, reliability, and maintainability should be designed when designing the product. If you design a serialized product, then The principles of generalization, standardization, modularity, and upward compatibility should be followed. The hardware system should have appropriate logic and have a certain degree of self Check function.

4.1.2 Software Product drivers and random software for product configuration should be consistent with the descriptions in the instructions.

4.2 Appearance and structure The appearance and structure of the product shall meet the following requirements.

a) There should be no obvious dents, scratches, cracks, deformation and contamination on the surface of the product. The surface coating should be uniform and should not be foamed or cracked. Shedding, wear and other mechanical damage. Metal parts should not be corroded or mechanically damaged. Edge of the contact area of the operator The edge or corner should be rounded or polished. There should be no catastrophic discontinuities at the edges or corners.

b) Each operation switch and button should be flexible, reliable and convenient. The selector switch for the user should be easy to operate. Paper loading and unloading inkjet cartridge It should be possible to do it manually without the aid of special tools. Both the alarm and the paper end indicator should be placed in a prominent position.

c) The text, symbols and logos indicating the function should be correct, clear, correct and in accordance with the corresponding national standards.

4.3.1 Printing Features

4.3.1.1 Print area The print area of the product should be measured by margins. The upper, lower, left and right margins of the product on different sizes of media shall be specified by the product standard in millimeters (mm).

4.3.1.2 Print resolution The print resolution of the product is specified by the product standard. The physical resolution and interpolation resolution of the horizontal and vertical directions of the product should be clarified in the product standard (when interpolation processing is present). The line pair resolution, the finest line number, and the minimum Chinese character size on the test sample printed at the nominal resolution should meet the requirements of Table 1. Table

1 Quality requirements for nominal resolution on test samples Nominal resolution Dpi Pair resolution color 1/25.4mm monochrome 1pt/mm The thinnest line number, the smallest Chinese character size 300 150 3

85 Fifth 400.200 4 63 5th 600 300 6

42 Small 5 1200 400 8

42 Sixth 2400 400 8

Note 1. The nominal resolution in the table indicates the nominal resolution of the horizontal or vertical direction of the product, corresponding to the horizontal or vertical alignment and the thin line number.

Note 2. When the nominal resolutions of the horizontal and vertical directions are not equal, the corresponding font size is at a lower nominal resolution.

Note 3. The resolution of the pair is 150,.200, 300, 400, and the unit is 1/25.4mm. It is applicable to the test version specified in Appendix A. The resolution of the pair is 3, 4, 6, and 8. It is 1pt/mm and is suitable for the test version of the monochrome black and white laser printer specified in GB/T 22372.

Note 4. The test version specified in Appendix A applies to the evaluation of the finest wire number and the minimum Chinese character size of monochrome and color products, in which the color product is grayed out. The print mode (also called black and white print mode, print only black mode, etc.) is printed and evaluated in black.

4.3.1.3 Printing speed 4.3.1.3.1 Home print time and continuous print speed The product's first page print time is specified by the product standard in seconds (s). The continuous printing speed of the product is specified by the product standard in units of pages per minute (ppm). Color products should list the first page print time and continuous print speed in grayscale mode and color mode, respectively, in the product standard. 4.3.1.3.2 First set of printing time and multi-page printing speed The first set of printing time of the product should be specified by the product standard in seconds (s). The multi-page print speed of the product should be specified by the product standard in pages per minute (ppm). The photo print time of the product should be specified by the product standard in seconds (s). The product standard of a color product shall be separately listed for the first set of printing time, multi-page printing speed or photo printing time of the product. The first set of print time, multi-page print speed, or photo print time in grayscale mode and color mode.

4.3.1.4 Printing media The print media for the product is specified by the product standard. Print media suitable for the product, such as. copy paper, film, envelopes, labels, etc., should comply with the relevant standards. The maximum media size for the product is specified by the product standard.

4.3.1.5 Double-sided printing If the product has a double-sided printing function, the specific requirements of its function are stipulated by the product standard.

4.3.1.6 Character set and font For products such as installation fonts, at least the mandatory part of GB/T 1988 and GB 18030 shall be supported. The Chinese character dot matrix fonts shall conform to the relevant countries. Standard and industry standards. For products such as vector kanji fonts, vector kanji fonts should meet the following requirements.

4.6 Electromagnetic compatibility

4.6.1 Radio harassment The radio disturbance of the product shall comply with the limits of GB/T 9254. The radio disturbance limits specified in Class A or Class B are specified by the product standard.

4.6.2 Harmonic current The harmonic current of the product shall comply with the limits for Class A equipment in GB 17625.1-2012.

4.6.3 Immunity The immunity of the product shall comply with the provisions of GB/T 17618.

4.7 Noise When the product is working normally, the noise value at 1m from the product shall be measured by the A-weighted sound pressure level not greater than the provisions of Table 3. Table

4.8 Environmental adaptability

4.8.1 Climate and environmental adaptability The climatic environment of the product is adapted to meet the requirements of Table 4. Table

4 Climate environment adaptability Atmospheric conditions, work, storage and transportation Temperature/°C 5~35 -25~

40 Relative humidity /% 20~80 20~93 (40°C) Atmospheric pressure/kPa 86~106

4.8.2 Mechanical environment adaptability The mechanical environment adaptability of the product shall comply with the requirements of Tables 5 and 6. Table

5 Vibration adaptability Project parameters Initial and last Vibration response check Frequency range/Hz 5~

35 Scan speed/(oct/min) <=

4.9 Reliability and longevity

4.9.1 Reliability The average failure interval working time (MTBF) is used to measure the reliability level of the product. The unacceptable value m1 of the product's mean time between failures (MTBF) should be no less than 6000h.

4.9.2 Life expectancy Life standards for major consumables such as ink cartridges and printheads should be given in the product standard.

Note. The life of the ink cartridge mainly refers to the page yield.

4.10 Energy efficiency The energy effect of the product complies with the provisions of GB 21521.

4.11 Limits on restricted substances The limited substance limit of the product shall comply with the provisions of GB/T 26572.

4.12 Accessibility The accessibility of the product should meet the requirements of GB/T 32417.

5.3.1 Printing Features

5.3.1.1 Print Settings The product to be tested is placed on a horizontal surface and set according to the installation guide and factory default values provided in the product user manual, including but not Limited to.

--- Use the latest version of the print driver that is available on the product or available from the manufacturer's website;

---All image and print quality (resolution, etc.) options for devices and drivers are set by factory defaults (or recommended by the manufacturer) Set), if the options in the device and driver are different, the factory default value of the driver should be used; if the device has media automatically Detection function, this function should be turned off, paper type (except for selecting photo paper when printing photos) to select plain paper;

---Products should not replace the test version of the font, the fonts built into the test version should be used when printing the file;

--- Any option to correct page size such as "fit for page" should be turned off, but you can select "page centered" to make the image in the right place on the page;

--- If applicable, any color management options should be set to the factory defaults for the product and driver;

---Color printing is set to collate;

--- Print mode, speed selection, image density automatic adjustment, paper feed direction and other options are set to the factory default values;

--- The product to be tested and the sealed original packaging test paper should be placed for at least 8 hours under the test conditions of 5.1. Test paper can only be tested at the test temperature Open under

--- Under the test conditions of 5.1, start the test product and preheat it to the ready state (print at least 1 page before the test).

5.3.1.2 Print area According to the provisions of product standards.

5.3.1.3 Print resolution 5.3.1.3.1 Physical resolution According to the provisions of product standards. 5.3.1.3.2 Nominal resolution In the print setting mode recommended by the product manufacturer, select the printing paper that conforms to SJ/T 11441, and print the monochrome product. The comprehensive test version (monochrome product) specified in GB/T 22372, the color version printed in the test version shown in Appendix A (using the grayscale printing mode), Output the test sample and determine the pair resolution, the thinner line number and the minimum Chinese font size as fol...