Re: Lenovo ideapad 330-15AST - no backlight on battery

Forgot mention that picture is present but only backlight is not on battery. And voltage on INVT_PWM is 3,10V on battery and same for AC adapter.

Hi,i need some advice to fix this laptop. Laptop was spilled by water, cleaned and runs normally about 1 year, but now its no backlight on LCD, but when connenet AC adapter runs well with backlight. Battery was replaced with new one but problem presist.

+LEDVDD ON ac 19,4V
+LEDVDD ON BATTERY 7,5V

[B][[COLOR="DarkRed"]MOD EDIT[/COLOR]][/B]
[B][COLOR="darkred"]Link to schematic[/COLOR][/B] - [url]https://www.badcaps.net/forum/showthread.php?t=116545[/url]

Thanks for help.Hi,i need some advice to fix this laptop. Laptop...

Re: New Members - please post your introductions here

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