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故障现象机器使用数月后 ,出现摄影时ｍＡ表无指示的故障。分析检修引起Ｘ线机ｍＡ表无指示的故障可能有 :①无Ｘ线产生 ;②ｍＡ表坏 ;③ｍＡ表测量电路故障 ;④整流桥块坏 ;⑤线路故障。导致无Ｘ线产生的原因很多 ,首先应排除这方面的故障。开机 ,选择Ⅱ管普通摄影 ,预设６５
Symptoms After the machine has been used for several months, there is no indication of failure of the mA meter when shooting. Analysis and maintenance caused by X-ray machine mA meter without indicating failure may have: 1 no X-ray generated; 2mA bad watch; 3mA meter measuring circuit failure; 4 rectifier bridge block bad; There are many reasons leading to the absence of X-rays. First of all, we should rule out failures in this area. Boot, select II tube general photography, preset 65