[mythtv-users] Humming Noise coming from LCD tv

[Andre Newman]

On 7 Apr 2014, at 14:11, Eric Sharkey <eric at lisaneric.org> wrote:

> On Sun, Apr 6, 2014 at 8:05 AM, Andre Newman <mythtv-list at dinkum.org.uk> wrote:
>> 
>> On 4 Apr 2014, at 15:59, Eric Sharkey <eric at lisaneric.org> wrote:
>>> 
>>> I went with a Corsair water cooler for the machine in my living room,
>>> which also serves as the backend.  I've been very disappointed in the
>>> noise level of that.  I've seen one other system that uses it, and it
>>> seemed a lot quieter, so maybe I just have a bad unit.
>> 
>> I have one of those in my MythTV & other media server backend, the supplied
>> Corsair radiator fan was very noisy but I had a lot of bequiet fans with the serrated
>> blades (breaks up the noise supposedly) so I used a 120mm one of those instead
>> and it's extremely quiet and i7 cpu runs <60 degrees even when encoding multiple
>> h264 streams.
> 
> In my case, even when I switch the fan off entirely, the water pump
> itself is noticeably
> loud with a bit of a rattle to it.

There’s a very faint rattle to the pump but barely noticeable behind the hard disk drives, the noisiest things are the chokes on the GT430 graphics board. 

Sounds like you have an especially noisy pump, like I have an especially noisy graphics card! One day I’ll blob some silicon on those noisy chokes, well unless the graphics card gets upgraded before then which seems more likely.

Andre