W500, backlight or screen is buzzing at any setting less than max
W500, backlight or screen is buzzing at any setting less than max
I just bought a W500, there is a loud buzzing sound at any setting less than 15 (the max). Obviously I can't have the setting at max screen brightness all the time. Is there a fix to the buzzing? I tried installing the lastest drivers from ATI and it didn't help.
Re: W500, backlight or screen is buzzing at any setting less than max
It's most likely the LCD inverter that's buzzing. I've had defective ones that did that way in the past.
Collection = T500 - R400 - X300 - X200 - T61 (14" WXGA+) - T61 (14.1" SXGA+) - T60 (15" SXGA+) - X40 - T43p - T43 - T42p - A30P - 600E
Re: W500, backlight or screen is buzzing at any setting less than max
Is this fixable by software? Or is this a hardware issue?
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axur-delmeria
- ThinkPadder

- Posts: 1269
- Joined: Mon May 28, 2012 5:49 am
- Location: Metro Manila, Philippines
Re: W500, backlight or screen is buzzing at any setting less than max
It's a hardware issue.
Daily driver: X220 4291-P79 i5-2520M
In reserve: X61 T7500, X60 T2300
In pieces: X60s CS U1300 [board only], two retired but working X61Ts
RIP: 760XD 9546-U9E
In reserve: X61 T7500, X60 T2300
In pieces: X60s CS U1300 [board only], two retired but working X61Ts
RIP: 760XD 9546-U9E
Re: W500, backlight or screen is buzzing at any setting less than max
It's not really defective. The ferrite transformers tend to buzz if the glue holding the windings has loosened. It doesn't indicate any tendency to fail. One of my W500's has the buzz, but it doesn't bother me.
W500x3 with T9900, , T400 highnit 1280x800 with P9600, X61sx3, X61Tx3.
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