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熊猫彩电(或松下F机型)的场输出集成块一般都用AN5521,该集成块损坏后,很难买到。在市场易购的LA7830代换,价格便易。直接代换时,将LA7830集成块的“!脚和#$脚错位,如表1所示。代换后把AN5521集成块%脚连接的15kΩ电阻拆除,在’(脚与地并联一只1000pF/50V瓷片电容,通电调整场幅
Panda color TV (or Panasonic F models) field output manifold are generally used AN5521, the manifold is damaged, it is difficult to buy. LA7830 replacement in the market easy to buy, the price is easy. Direct substitution, the LA7830 integrated block ”! Feet and # $ feet misplacement, as shown in Table 1. Replacement AN5521 block% feet connected 15kΩ resistor removed, in the ’feet and ground in parallel 1000pF / 50V ceramic capacitors, power adjustable field