Sony KP-61S65 61" Rear Projection Television "hard drive blinking blue red" Questions

hard drive AND my 24/7 backup at the same time. That sucks! May be similar to your problem too. Twenty years ago, I would have given you a couple simple things to check. Today, unless you have a brand

...unit you see the color over drive and turn it back down to black. You want to set it just below retrace to maintain black level but drive the CRT fully. Setting this is hard but may fix an AKB