故(Gu)障(Zhang)一(Yi)：(?)数(Shu)控(Kong)加(Jia)工(Gong)中(Zhong)心(Xin)串(Chuan)行(Xing)编(Bian)码(Ma)器(Qi)通(Tong)讯(Xun)错(Cuo)误(Wu)报(Bao)警(Jing)，(?)原(Yuan)因(Yin)：(?)单(Dan)元(Yuan)检(Jian)测(Ce)到(Dao)数(Shu)控(Kong)加(Jia)工(Gong)中(Zhong)心(Xin)的(De)电(Dian)机(Ji)编(Bian)码(Ma)器(Qi)断(Duan)线(Xian)或(Huo)通(Tong)讯(Xun)不(Bu)良(Liang)。(?)检(Jian)查(Cha)电(Dian)机(Ji)的(De)编(Bian)码(Ma)器(Qi)反(Fan)馈(Kui)线(Xian)与(Yu)放(Fang)大(Da)器(Qi)的(De)连(Lian)接(Jie)是(Shi)否(Fou)正(Zheng)确(Que)，(?)是(Shi)否(Fou)牢(Lao)固(Gu)。(?)如(Ru)果(Guo)反(Fan)馈(Kui)线(Xian)正(Zheng)常(Chang)，(?)更(Geng)换(Huan)伺(Si)服(Fu)电(Dian)机(Ji)（(?)因(Yin)为(Wei)电(Dian)机(Ji)的(De)编(Bian)码(Ma)器(Qi)与(Yu)电(Dian)机(Ji)是(Shi)一(Yi)体(Ti)，(?)不(Bu)能(Neng)拆(Chai)开(Kai)）(?)，(?)如(Ru)果(Guo)是(Shi)α(?)电(Dian)机(Ji)更(Geng)换(Huan)编(Bian)码(Ma)器(Qi)。(?)如(Ru)果(Guo)是(Shi)偶(Ou)尔(?)出(Chu)现(Xian)，(?)可(Ke)能(Neng)是(Shi)干(Gan)扰(Rao)引(Yin)起(Qi)，(?)检(Jian)查(Cha)电(Dian)机(Ji)反(Fan)馈(Kui)线(Xian)的(De)屏(Ping)蔽(Bi)线(Xian)是(Shi)否(Fou)完(Wan)好(Hao)。(?)  

故(Gu)障(Zhang)二(?)：(?)数(Shu)控(Kong)加(Jia)工(Gong)中(Zhong)心(Xin)编(Bian)码(Ma)器(Qi)脉(Mai)冲(Chong)计(Ji)数(Shu)错(Cuo)误(Wu)报(Bao)警(Jing)（(?)LED显(Xian)示(Shi)6，(?)系(Xi)统(Tong)的(De)PMM画(Hua)面(Mian)显(Xian)示(Shi)303/304/305/308报(Bao)警(Jing)）(?)原(Yuan)因(Yin)分(Fen)析(Xi)：(?)伺(Si)服(Fu)电(Dian)机(Ji)的(De)串(Chuan)行(Xing)编(Bian)码(Ma)器(Qi)在(Zai)运(Yun)行(Xing)中(Zhong)脉(Mai)冲(Chong)丢(Diu)失(Shi)，(?)或(Huo)不(Bu)计(Ji)数(Shu)。(?)关(Guan)机(Ji)再(Zai)开(Kai)，(?)如(Ru)果(Guo)还(Huan)有(You)相(Xiang)同(Tong)报(Bao)警(Jing)，(?)更(Geng)换(Huan)电(Dian)机(Ji)（(?)如(Ru)果(Guo)是(Shi)α(?)电(Dian)机(Ji)更(Geng)换(Huan)编(Bian)码(Ma)器(Qi)）(?)或(Huo)反(Fan)馈(Kui)电(Dian)缆(Lan)线(Xian)。(?)如(Ru)果(Guo)数(Shu)控(Kong)加(Jia)工(Gong)中(Zhong)心(Xin)重(Zhong)新(Xin)开(Kai)机(Ji)后(Hou)报(Bao)警(Jing)消(Xiao)失(Shi)，(?)则(Ze)必(Bi)须(Xu)重(Zhong)新(Xin)返(Fan)回(Hui)参(Can)考(Kao)点(Dian)后(Hou)再(Zai)运(Yun)行(Xing)其(Qi)他(Ta)指(Zhi)令(Ling)。(?)如(Ru)果(Guo)系(Xi)统(Tong)的(De)PMM是(Shi)308报(Bao)警(Jing),可(Ke)能(Neng)是(Shi)干(Gan)扰(Rao)引(Yin)起(Qi)，(?)关(Guan)机(Ji)再(Zai)开(Kai)。(?)