### [Y9000P 2023款 显卡报错43，显存1.2V不正常](https://www.cfixn.com/topic/2060)

**Published:** 2026-10-15T17:22:31

**Author:** admin

**Excerpt:** Y9000P 2023款的报错43。测试时开时不开查到显存1.2V不正常，板上原来是uP1666Q 测得18脚…

Y9000P 2023款的报错43。测试时开时不开查到显存1.2V不正常，板上原来是uP1666Q 测得18脚5V异常但未短路，2欧电阻烧黑，换电阻又烧，手上没有UP1666Q找到图纸发现是RT8816CGQW,找料板找到个RT8816AGQW(丝印7J=3L)查找datasheet 脚位及线路都是一样的，直接换上不烧电阻显存1.2V也出来了。开机测试一切正常

![2026jmvvp](https://static.cfixn.com/wp-content/uploads/2026/10/2026jmvvp.png "2026jmvvp")

![20264ktkm](https://static.cfixn.com/wp-content/uploads/2026/10/20264ktkm.png "20264ktkm")

![2026jjf6k](https://static.cfixn.com/wp-content/uploads/2026/10/2026jjf6k.png "2026jjf6k")

![2026tkbus](https://static.cfixn.com/wp-content/uploads/2026/10/2026tkbus.png "2026tkbus")

![20260vspb](https://static.cfixn.com/wp-content/uploads/2026/10/20260vspb.png "20260vspb")

![2026a5lfw](https://static.cfixn.com/wp-content/uploads/2026/10/2026a5lfw.png "2026a5lfw")

![2026vqieg](https://static.cfixn.com/wp-content/uploads/2026/10/2026vqieg.png "2026vqieg")



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