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深海捕鱼

新电路板模具该如何调试

发布者:kefu发表时间:【2017-07-21】

电路板厂对于一个新设计的电路板,调试起来往往会遇到一些困难,特别是当板比较大、元件比较多时,往往无从下手。但如果掌握好一套合理的调试方法,调试起来将会事半功倍。 
    对于刚拿回来的新PCB板,我们首先要大概观察一下,电路板模具上是否存在问题,例如是否有明显的裂痕,有无短路、开路等现象。如果有必要的话,可以检查一下电源跟地线之间的电阻是否足够大。 

深海捕鱼RANHOUJIUSHIANZHUANGYUANJIANLE。XIANGHUDULIDEMOKUAI,RUGUONINMEIYOUBAWOBAOZHENGTAMENGONGZUOZHENGCHANGSHI,ZUIHAOBUYAOQUANBUDOUZHUANGSHANG,ERSHIYIBUFENYIBUFENDEZHUANGSHANG(DUIYUBIJIAOXIAODEDIANLU,KEYIYICIQUANBUZHUANGSHANG),ZHEIYANGRONGYIQUEDINGGUZHANGFANWEI,MIANDEDAOSHIYUDAOWENTISHI,WUCONGXIASHOU。 

YIBANLAISHUO,KEYIBADIANYUANBUFENXIANZHUANGHAO,RANHOUJIUSHANGDIANJIANCEDIANYUANSHUCHUDIANYASHIFOUZHENGCHANG。RUGUOZAISHANGDIANSHININMEIYOUTAIDADEBAWO(JISHIYOUHENDADEBAWO,YEJIANYININJIASHANGYIGEBAOXIANSI,YIFANGWANYI),KEKAOLVSHIYONGDAIXIANLIUGONGNENGDEKEDIAOWENYADIANYUAN。XIANYUSHEHAOGUOLIUBAOHUDIANLIU,RANHOUJIANGWENYADIANDIANYUANDEDIANYAZHIMANMANWANGSHANGDIAO,BINGJIANCESHURUDIANLIU、SHURUDIANYAYIJISHUCHUDIANYA。RUGUOWANGSHANGDIAODEGUOCHENGZHONG,MEIYOUCHUXIANGUOLIUBAOHUDENGWENTI,QIESHUCHUDIANYAYEDADAOLEZHENGCHANG,ZESHUOMINGDIANYUANBUFENOK。FANZHI,ZEYAODUANKAIDIANYUAN,XUNZHAOGUZHANGDIAN,BINGZHONGFUSHANGSHUBUZHOU,ZHIDAODIANYUANZHENGCHANGWEIZHI。 

JIEXIALAIZHUJIANANZHUANGQITAMOKUAI,MEIANZHUANGHAOYIGEMOKUAI,JIUSHANGDIANCESHIYIXIA,SHANGDIANSHIYESHIANZHAOSHANGMIANDEBUZHOU,YIBIMIANYINWEISHEJICUOWUHUO/HEANZHUANGCUOWUERDAOZHIGUOLIUERSHAOHUAIYUANJIAN。

XUNZHAOGUZHANGDEBANFAYIBANYOUXIAMIANJIZHONG: 

深海捕鱼①CELIANGDIANYAFA。 

SHOUXIANYAOQUERENDESHIGEXINPIANDIANYUANYINJIAODEDIANYASHIFOUZHENGCHANG,QICIJIANCHAGEZHONGCANKAODIANYASHIFOUZHENGCHANG,LINGWAIHAIYOUGEDIANDEGONGZUODIANYASHIFOUZHENGCHANGDENG。LIRU,YIBANDEGUISANJIGUANDAOTONGSHI,BEJIEDIANYAZAI0.7VZUOYOU,ERCEJIEDIANYAZEZAI0.3VZUOYOUHUOZHEGENGXIAO。RUGUOYIGESANJIGUANDEBEJIEDIANYADAYU0.7V(TESHUSANJIGUANCHUWAI,LIRUDALINDUNGUANDENG),KENENGJIUSHIBEJIEJIUKAILU。 

②XINHAOZHURUFA。 

JIANGXINHAOYUANJIAZHISHURUDUAN,RANHOUYICIWANGHOUCELIANGGEDIANDEBOXING,KANSHIFOUZHENGCHANG,YIZHAODAOGUZHANGDIAN。YOUSHIWOMENYEHUIYONGGENGJIANDANDEBANFA,LIRUYONGSHOUWOYIGENIEZI,QUPENGCHUGEJIDESHURUDUAN,KANSHUCHUDUANSHIFOUYOUFANYING,ZHEIZAIYINPIN、SHIPINDENGFANGDADIANLUZHONGCHANGSHIYONG(DANYAOZHUYI,REDIBANDEDIANLUHUOZHEDIANYAGAODEDIANLU,BUNENGSHIYONGCIFA,FOUZEKENENGHUIDAOZHICHUDIAN)。RUGUOPENGQIANYIJIMEIYOUFANYING,ERPENGHOUYIJIYOUFANYING,ZESHUOMINGWENTICHUZAIQIANYIJI,YINGZHONGDIANJIANCHA。 

③DANGRAN,HAIYOUHENDUOQITADEXUNZHAOGUZHANGDIANDEFANGFA,LIRUKAN、TING、WEN、MODENG。  

深海捕鱼“KAN”JIUSHIKANYUANJIANYOUWUMINGXIANDEJIXIESUNHUAI,LIRUPOLIE、SHAOHEI、BIANXINGDENG;“TING”JIUSHITINGGONGZUOSHENGYINSHIFOUZHENGCHANG,LIRUYIXIEBUGAIXIANGDEDONGXIZAIXIANG,GAIXIANGDEDIFANGBUXIANGHUOZHESHENGYINBUZHENGCHANGDENG;“WEN”JIUSHIJIANCHASHIFOUYOUYIWEI,LIRUSHAOJIAODEWEIDAO、DIANRONGDIANJIEYEDEWEIDAODENG。 

DUIYUYIGEYOUJINGYANDEDIANZIWEIXIURENYUANLAISHUO,DUIZHEIXIEQIWEISHIHENMINGANDE;“MO”JIUSHIYONGSHOUQUSHITANQIJIANDEWENDUSHIFOUZHENGCHANG,LIRUTAIRE,HUOZHETAILIANG。YIXIEGONGLVQIJIAN,GONGZUOQILAISHIHUIFARE,RUGUOMOSHANGQUSHILIANGDE,ZEJIBENSHANGKEYIPANDUANTAMEIYOUGONGZUOQILAI。DANRUGUOBUGAIREDEDIFANGRELEHUOZHEGAIREDEDIFANGTAIRELE,NEIYESHIBUXINGDE。 

YIBANDEGONGLVSANJIGUAN、WENYAXINPIANDENG,GONGZUOZAI70DUYIXIASHIWANQUANMEIWENTIDE。70DUDAGAISHIZENYANGDEYIGEGAINIANNI?RUGUONIJIANGSHOUYASHANGQU,KEYIJIANCHISANMIAOZHONGYISHANG,JIUSHUOMINGWENDUDAGAIZAI70DUYIXIA(ZHUYIYAOXIANSHITANXINGDEQUMO,QIANWANBIEBASHOUTANGSHANGLE)。 

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