a ringing transformer with a lose or cracked ferite core
or bad cap in EHT circuit

"naza" wrote in message
...
I have got a Matsui TV (link:
http://www.currys.co.uk/martprd/stor... category_oid=)
which I picked up from currys a while back. It has this strange noise
though. When the screen shows White or bright colours it gives out a
high pitched noise, but is silent for black. Is this a fault?