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PCB板上的電子元件立碑現(xiàn)象是指PCB板經(jīng)過(guò)回流焊接后電子元件出現(xiàn)一端未焊接翹起來(lái)的情況就叫做立碑也...
回流焊故障:不加溫,系統(tǒng)自動(dòng)進(jìn)入冷卻狀態(tài)原因:運(yùn)風(fēng)、傳動(dòng)開(kāi)關(guān)沒(méi)開(kāi)啟;加溫開(kāi)關(guān)沒(méi)開(kāi)啟;控制SSR單極開(kāi)...
回流焊故障:輸送網(wǎng)帶停止不動(dòng) 原因:輸送變頻器不通電;變頻器通迅有問(wèn)題;輸送電機(jī)不運(yùn)轉(zhuǎn);輸送鏈條...
回流焊啟動(dòng)過(guò)程加熱區(qū)溫度升不到設(shè)置溫度: 原因:加熱器損壞;加熱點(diǎn)偶有故障;固態(tài)繼電器輸出端斷路...