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2015-7-24 13:59 上傳
故障現象: 三無(燈亮)
機芯: 飛利浦解碼OM88**(大屏幕)
機型: 2502D,2516B,2516D,2516DI,2516BI,2580DB,2510G,AT2575,2575D,
2515DZ,2580GI,2580G,2588DB,2511DI,2511D,2511DR,2511DZ,
2575DI,AT2515DZ,AT2590I,AT2590,AT2580D,AT2575D,AT2575DI,
AT2575DZ,AT2575F,AT2588D,AT2539,2939D,2939DR,2965D,2989D,
2913D,2975,2956D,2927D,2915DZ,2988DB,2916D,2988D,2980G,
2980GI,2980DB,2975D,2910G,2910DZ,2910D,2911,2911D,2911DI,
2911DZ,2980D,2988DF,2988DI,2975DI,AT2975D,AT2980D,AT2980DB,
2539D,2539DR,2539DI,3406D,3433D,3433DZ,3409D,3416,3416D,
3416DI,3418D,3416D(F),3438D,3480GI,3488GI,3460D,3488D,34D106,
AT3480DZ,AT3486DI,AT3460D,AT3416D(F),AT3488DZ,2988G,2988D-F,
2911Z,AT2990,AT2915DZ,AT2990I,AT2975F,AT2975I,AT2988D,
AT3480GI,3811DI,2589D,AT2556,AT2988,AT2988DB,AT2956B,
AT2911DZ,AT2915,AT2939,AT2956,AT2975Z,AT2986Z,AT2575I,AT2586,
3488BD,AT3486DZ
檢修過程: AT2590 三無,指示燈一亮一暗——測行電壓只有13V左右,查出Q832(C1815)不良,更換后,待機燈亮,待機電壓25V正常,二次開機后燒保險絲、IC801(STR R6708)和D831,又查出R401開路引起,更換所有元件后機器正常。
故障板名稱: 主板
故障元件位號: IC801/D831/R401
處理措施: 更換;IC801/D831/R401
圖片: 無
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