长虹彩电各种机型常见故障总览

?¤???????÷???ú??????????×????? ??                                                   ???????????ú?á??×???            ????            1?? ???ì??A6?ú???ú?ú??21″?????????±???ò?ì???òTDA7496??????°é???????±????CRT???÷?ù??×ó????°??????÷°???????±????à??????TDA7496?????????÷??×è????15?·?·??             2??  ??????±??????????????????????????????????????????¨?????à???????????????????????????????????°??????·??ó???·V101″E”????×èR115??????????????????????????????0.01UF??      
        3?? ?¤??NC??2?¨C2588P???ú?????¨?±×??????ú??°é?????ó??????????C446/D200V33Uf??????                        4?? A6?ú???ú?ú??21?¨??????????????”1″???????????ú?ó???????????ó?????????ü???????????????ó??????·?·¨??????×°CPU????CHT0408??5L21??CHT0408??5L21???ú??CHT0405??5J77??CH0403??5H61??             5??  LA7688A????LA7688B?ú??????±????à??????LA7688A??????????°?????JU7.820.1534/1360??Y°?????R362×ó????VD622????????±???????????????°???????JU7.820.1535/1462??Y°?????V617″C”???????ó??×ù????????±????????????????????ó??????CT??500V??100P??              6??CN??5?ú?????????ú?????????ó?????????????????????ì?éAN5095?¨20????????×??????????????·??????????????????????0.7V?±???¨20???????????
????????·??????????             7??CN??5?????????ù??????±?????±??ú???¨????????????????±?????THD215??                                    ????            1?? CH??10?ú????????·?C??MOS??V840????STW10NB60??BUZZ334??IRFIB5N65A??6N60???ú????°?×°???????è??VD840??R821??????????             2??  CH??10?ú???ù??CPU???°?????????ü????CHT0808??CHT0818??CHT1201??CHT1202??CH0808??CH0818????????CPU????????8MHZ???§?????ó????????6MHZ?§???????§?????????ì????·??ò????”????????????±??ú°??ü?°???ü????????”???ó??             3?? CH??10?ú????±????????ì??·?·¨
??             ?¨1??             ???ú?????±?????????????????????????¨???????????±°é?????ù?????±???????à???ó??×??????ú?¨???á????B/B±??°???????????ú??????????????             ?¨2?? ????·?·¨????R061????????470?·????100?·??W076??2CK75D??????????             ?¨3?? ??????????±??????????à??????TDA6108???????ú???????±??             A. ??????×èRY04A?¨0.5W/470?·????????CY01??CY02??????????????RY04A×°??CY01??????CY02??????????             B. ????XPY03???¨1?????????????·??             C. VDY01A??VDY02A??VDY03A×°??·?·¨?????
?????????????±??????????????????????ó??CY01??????????????             D. ??????????CY88????             4??????????????×?·??????????ú?????±??×?·??????????±???¨1????V438A??BE??????5MM???????¨2??R120????CL21X??50V??6800PF??             5?? ??????±?????????????????·??¨?????±???????????????????±??????±??°??????????????????·?·¨????.·?·¨????CHT0808????CHT0818?ò???÷?±???????¨?÷???????????????÷?????????ú??±ê×?87.5?????????????????????··ù??????????·ù????30R206×è????????????             6?? G2985?ù????±?BSC68H2??BSC70E2????????             7??             ??±?????????????????V840?¨W10NB60????
VD840?¨WOSZ15B????VD873?¨RG2????F801?¨4A/250v???±????VD873?¨RG2???ü????BYM26D?????????????ó??                                                ????            1??             CN??12?ú???ú?ú???÷??????????·?25K18??29K19??G2911??????·??¨??OK?????±??°é???ì???±??????????C523A”??”????R501?ù??????????????×é??????????×é????????????2CK75D????????????????????????×é????????????????C523A??????????????R501?????????í??×é????????????C523A????????????R501????????            2?? CN??12?ú???ú?ú??G2502??G2911B?????????¨??OK???ì?±??°????¨3??·?·¨???í??    
        ?¤??6             1?? NC??6?ú????±????????????¤?±???????÷·?×é????R123????1K??C125????0.1UF??             2?? G2966B?????????÷????VGA???????§?±?????±??OPT0?÷??81??OPT1?÷??87?????è??????×???????             3??  ??????NC??6?ú???????±??±?????10K??×è??C810?????ü??????·????????????????±???¨STR??S6709?????ó??????D809??D815?ü???¨×??????????????????????ü??????           4??             G2967A?ò°é????·??é?????????????????±?????ü??°é????·??é??Z889?????????ì?é??·??é????????óé???????????ù???????ù?÷????????·????????ü??            5?? NC??6?ú????????????
???????????????ò??????L442?????????????????ü??L442?¨TLN3063??????                       6???¤??P2119????”M”???ù??  ????°?×???????????·??????????÷?°???ú?±???????????÷???ú??????????