While you wait for answers, we may have found some information which could help you.
Click here for Sony Wega Screensome problems turning MY 1999 50-inch Sony Trinitron KV-34XTR10?
40xv648u-no picture,audio ok?
No video and no audio?
Analogue to Digital?
my sony bravia when turned on displays "programmes not stored"?
How can I fix my Sony KDF50WE655 televsion?