现象:更换打印针后,开机打印文字时,色带被卡死.经多次试打,此现象仍无法彻底根除.原因:检查发现,个别打印针表面上与其他针一样平,但在打印过程中要比其他针稍长.因此,导致色带被穿透而引起色带卡死.处理方法:在反复调整打印头各针位置均无效的情况下,对稍长之针进行如下处理.用镊子将稍长之针轻轻夹住,使其在打印头上的位置比其他各针略高,用 Phenomenon: After replacing the print pin, the ribbon is jammed when printing the text at startup, and this phenomenon can not be eradicated after multiple test attempts Cause: The inspection found that the individual print pins were as flat on the surface as the other pins, The process is slightly longer than the other needles, resulting in the ribbon being punctured and causing the ribbon to jam. Remedy: Treat the slightly longer needles as follows after repeatedly adjusting the positions of the heads of the print heads. Use tweezers to gently pin the slightly longer needle to make it slightly higher on the print head than the other needles.