how to fix samsung tv model-le32a456c2d from switching itself off after a short time of working normally

[garroddav]

how to fix a samsung tv model LE32A456C2D problem is works perfect sound&picture but after a few minutes set switches itself off

 

[americanaudiophile]

First guess would be power supply.
Check with
www.shopjimmy.com
They sell replacement boards and are very helpful.