i am looking for a part for this sony.sony says no longer available. part # 1-809-492-11........location pm501 on d board......#on part pm23. this is the shutdown circuit that monitors the 135v and pulses from pin 6 of the flyback. does anyone have one? i would even use a used one if i had to,they rarely fail in this model. i would be glad to purchase it, gary Gary Chambers Chambers T V Bradenton,Florida Since 1982 Help make your TechAssist online repair tips database better! Submit your fixes here: http://www.circuitwork.com/techassist/tip/#tips To unsubscribe write to: techassist-request@xxxxxxxxxxxxx with unsubscribe in the subject line.