Pantum P1000 Series, Руководство по обслуживанию

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6.1.1 Initial inspection
(1) Operating environment
Check and verify that:
• Power supply voltage is nominal voltage between 220V and 240V as shown on the label.
• Printer is placed on firm and horizontal surface.
• R
oom temperature is between 10°C and 32.5°C and relative humidity between 20% and
80%.
• Printer is not placed in dusty environments .
• Printer is not exposed to ammonia or other harmful gas.
• Printer is not placed in hot or moist area (such as near to water or humidifier)
• Printer is not
exposed under direct sunlight.
• The room where the printer is placed should be well-ventilated.
• The printer shall not b e placed where it might block ventilat or.
(2) Printing paper
Please check and verify that:
• Using the recommended paper types. If paper is too thick, too thin or curved, it will cause
paper jam, feed trouble, or blurred image.
• Whether the printing paper is moist or not. If it is moist, please change a new sheet, and
check that the printing quality is improved.
• Whether the printing paper has texture or is acid. If so, it may cause a printing quality
problem.
• For further information about paper, please refer to “paper” in section 1.3.2.
(3) Consumables
Please check and confirm that:
• The indicator on control panel is on. Please refer to Indicator in 2.5.1 if the indicator shows
low toner.
For further information please refer to Consumables in section 5.2.
(4) Others
Dewing
When printer is moved to warm room from cold one, dewing may occur in the printer, and it
will cause problems as follows:
• Dewing on the surface of optical component such as scanner mirror, lens, reflecting mirror,
and protective glass etc, may cause lighter image when printing.
• Low temperature of photosensitive drum would increase the resistance of photosensitive
layer, causing incorrect contrast in printing process.
• Dewing on corona may leads to leakage of corona charge.
• Dewing on pressure plate and separation pad may cause problems on feeding.
If there is dewing, please print several pages or waiting for 2 hours until the printer reaches
room temperature.
Dewing on its internal units may cause incorrectly printed images if the print cartridge unit is
moved to warm room from cold room and unpacked immediately. Please open the package
only when the temperature of this unit reaches room temperature, which takes two hours.