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待机:IC1101.32↓→R1216→Q1113.C↑→R1158→E85.3→S85.3→R831→Q802.B↑ 导通.C↓→D826.2↓→D826.4↓→Q803.B↓导通.C↑→Q806.B↑导通.C↓→Q801.B↓截止
★+300V 瞬间过压:+300V↑→D86.1→S86.1→R821→R822→Q808.B↑导通.C↓→Q801.B↓截止
★+300V 过压:(D 板)+300V↑→R816→R815/R814 分压↑→D805 击穿→Q805.G↑导通→烧保险
★Q801 过流:R835 压降↑(>0.6V)→Q808.B↑导通.C↓→Q801.B↓截止
★+B(113V)过压:113V↑→D821 击穿短路→Q801 过流
★束流过大:T501.3(-0.2~-12.5V)↓→R529→D502 击穿→Q503.B↓导通.C↑→R507→IC601.52(X-RAY)↑
★阳极高压过压:T501.5↑→R540→D523(20V)↑→R541(9.5V)↑→D522 击穿→IC601.52(X-RAY)↑
★+25V 过流:S85.5(25V)↓→R841 压降↑→R842→Q841 导通.C↑→R843→Q802.B↑导通.待机
★ +16V 过 压 (1) : 16V↑(<24V)→D823→R828→D826.1↑→D826.4↓→Q803.B↓ 导 通 .C↑→Q806.B↑ 导
通.C↓→Q801.B↓截止
★+16V 过压(2):16V↑(>24V)→R830→D825 击穿→Q802.B↑导通.待机
★+16V 过压(3):16V↑→S85.2→E85.2→Q503.E↑→R507→IC601.52(X-RAY)↑
★12V 过流:12V↓→D829(18V)击穿→R839→Q841.B↓导通.C↑→R843→Q802.B↑导通.待机 |
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