原装LD7781GS1LD7791BGS芯片¥4.50去看看钦信达维修配件中心发布了全新原装LD7792GS LD7790GS LD7781GS1 LD7791BGS 电源芯片LD7781GS1LD7791BGSLD7790SGSLD7792GS¥80去看看细匠电子企业店发布了LD7792GS LD7790SGS LD7781GS1 LD7791BGS 7889PS 8104AGS LDI001