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DLP4710: DLP4710EVM-G2套件,上电后光机闪一下就没有反应,没有投影

Part Number: DLP4710
Other Parts Discussed in Thread: DLPA3005

您好:

我们用DLP4710A-G2套件做实验,上电后光机闪一下就没有反应了,供电19V,在打开投影开关时,电流是0.12A左右,测了一下DLPA3005芯片的输出,1.1V,1.8V都有输出,

VBIAS = 18V

VOFS = 10V

VRST = -14V

这几个电压都没有输出。

请问下,这种现象可能是什么哪里的问题导致的?

谢谢!

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