惠普激光打印机的常见故障（Common faults in HP laser printers）.doc

惠普激光打印机的常见故障（Common faults in HP laser printers） 10 cases of HP laser printer Solutions to common faults Laser printer in use process there is always some problems, HP laser printer or HP LaserJet is no exception. The following are 10 cases of laser printer common problems, and the laser printer common fault solution. HP laser printer common fault solution 1: laser printer paper jam The most common trouble with laser printers is paper jam. When this fault occurs, the indicator light on the operation panel flashes and sends an alarm signal to the main engine. The method of removing this fault is very simple. Just open the cover and remove the paper that has been stuck. But note that you must press the direction of paper to take the paper, never turn any knob in the opposite direction. But check the paper feed passages if you are always getting jam. The paper wheel is the most easily worn part of laser printing. When the paper in the tray is normal and cannot take the paper, it is often that the paper wheel is worn or the paper spring is loosened. The pressure is not enough, so the paper can not be sent into the machine. At this point, you need to replace the paper wheel. In addition, the paper tray is not installed properly, the quality of paper is not good, but also may cause paper jam or paper failure. HP laser printer common fault solution 2: laser printer output blank The reason for this failure is probably the developing roller fails to suck toner, toner cartridges may also be missed, due to the negative charge to discharge, the laser beam can not play a role in the photosensitive drum, and so on paper will not be able to print text. The photosensitive drum does not rotate, nor does it produce images and spread to the paper, so it is necessary to determine whether the photosensitive drum can rotate normally. Disconnect the printer power supply, remove the toner cartridge, open the notch on the box cover, and re engage the machine after making a mark on the non p