打印机常见部件检测维修方法（Inspection and maintenance method for common parts of printer）.doc

打印机常见部件检测维修方法（Inspection and maintenance method for common parts of printer） Inspection and maintenance method for common parts of printer (1) Chinese IT Institute [big, small] [May 27, 2011] Methods and skills for overhauling common parts of printers Printer is a common office equipment, it mainly includes stylus printers, inkjet printers, laser printers and so on. Printer is also a failure prone office equipment, and repair the damaged parts of the printer is essentially maintenance, so understanding and inspection and maintenance of master printers of various components will undoubtedly have very important significance to our maintenance work. Here are the common printer parts inspection, maintenance methods and skills, and I hope to help you maintain printer work. I. overhaul of needle type printing head When the printer fails to thread, most of the printing head is broken. Can wipe out the needle of anhydrous alcohol, such as lack of empty needle position is mostly due to breakage caused by, if no other fault is caused not the needle, such as signal line circuit, the coil burnt or print print needle needle guide hole plug etc.. After breaking the needle, you can change the broken needle and continue to use it. 1. kinds of universal stylus printer print head change needle method (1) LQ-1900K / LQ-1600K III / LQ-1600K4 print head; LQ-1900K / LQ-1600K III / LQ-1600K4 print head arrangement of double needle, needle print the long and short of two specifications, 12 root, long needle length is 36mm, short length 26mm. The 24 pins of the print head are singular or even double arranged. From the end of the front