Max angle to Mount OLED TV (LG C8)

qazwsx16

Junior Member
Apr 8, 2019
4
0
11
Good afternoon!

We recently purchased a LG OLED C8, just mounted it yesterday, and it's been quite the visual treat. It had replaced an old Vizio 1080p TV which had the VESA mounts in the middle. Since the C8's mount holes are closer to the bottom of the TV, when we had mounted it, it was at a much larger angle when we used our previous mount (see in attached image).

We have more modernized couches which are lower to the ground, so the viewing angle is perfect when we're sitting and watching the C8. But I wasn't sure of the weight distribution of the TV, and I just wanted to be sure the angle it was in wouldn't put too much strain on the TV over time.

Separately, it also above a gas powered fireplace (see in attached image), we normally only turn this on during the winter, but historically our old Vizio never got warm from it, but since this was at a slightly larger angle, do you know if this would damage the TV?

Any help or suggestions are greatly appreciated!!
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  • C8 OLED Fireplace.jpg
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qazwsx16

Junior Member
Apr 8, 2019
4
0
11
Are you showing us for what reason?

Because of the sharper angle the TV is mounted as (including the mount be placed on the bottom of the TV), I wanted to get the opinions of the community to be sure it wouldn't damage the TV over time.
 

mindless1

Diamond Member
Aug 11, 2001
8,613
1,681
126
If there is a mounting angle limit it should be in the owner's manual.

I wouldn't put a TV over a fireplace until I had measured the temperature. at the TV, first with just the TV running a few hours, then with both it running and the fireplace on for as long as it might be too.

Any extra heat is bad for a TV, though it is more the capacitors in the PSU in the back that will go first unless the temperature is higher than you suggested with "Vizio never got warm from it". I will take your word for it but don't really see how that is possible since a fireplace is designed to radiate heat into the room and hot air rises.

Then again my gas fireplace produces a lot of heat in the room but my uncle has one that is more ornamental than useful as a heat source.
 

qazwsx16

Junior Member
Apr 8, 2019
4
0
11
If there is a mounting angle limit it should be in the owner's manual.

I wouldn't put a TV over a fireplace until I had measured the temperature. at the TV, first with just the TV running a few hours, then with both it running and the fireplace on for as long as it might be too.

Any extra heat is bad for a TV, though it is more the capacitors in the PSU in the back that will go first unless the temperature is higher than you suggested with "Vizio never got warm from it". I will take your word for it but don't really see how that is possible since a fireplace is designed to radiate heat into the room and hot air rises.

Then again my gas fireplace produces a lot of heat in the room but my uncle has one that is more ornamental than useful as a heat source.

Thank you for the suggestion! I went through the manual (http://gscs-b2c.lge.com/downloadFile?fileId=BeOm4o1kKq5ZoxLL2O5hNw), and it doesn't look like they mention a specific angle. I might reach out to the LG CS rep and see if they know as well.

You do bring up a good point about the fireplace... When we have left the fireplace on for a few hours last year, I know our ambient room temperature increases to about 90 (based on the nearby thermostat). When I touched the Vizio's screen, it didn't feel hotter than the room temperature, but I'll look to see if I can find a surface temperature reader to be sure. Looking over the manual they do specify under Environment Condition that the operating temperature is between 32F to 104F, so I believe I should be good, but definitely can't hurt to check!
 

mindless1

Diamond Member
Aug 11, 2001
8,613
1,681
126
You keep fixating on the screen. Don't. It's the entire thing that can get hotter and may be the power supply or logic board that can't handle the heat since it may start out running hotter than the screen, and have components with lifespans degraded faster by heat like 'lytic capacitors.

I realize it is not so simple to get a temp reading inside a TV, maybe with a thermal probe inserted in a vent slot, but personally a nice new TV, I would not use with the fireplace running under it... one or the other running, and maybe not the fireplace at all depending on the temperature readings, OR maybe look into some way to mount a fan behind it so you don't just have a passive column of hot air rising there.
 

AdamK47

Lifer
Oct 9, 1999
15,652
3,517
136
Mounting a TV over a fireplace has unfortunately become a trend. Not only does it create terrible viewing angles, it's also very bad for your neck.

I have my LG C8 exactly at eye level.