故障现象：开关电源无输出+135V，不烧保险查300V整流电压是否正常？初步判定负载有无短路现象，听T804有无启动声音？YESNO检查整流桥硅DB80...
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FileName:RSP-3000-SPEC2022-08-08■‧...
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“．．一．．．．．．．．．．．．一一一一一一一一一·电路剖析康佳P29SEO72超级单片彩电新型开关电源该机型采用TMPA8809型超级单片集成电...
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