wd52725 blinking green light

i to have this blinking green light that wont go away my mitts 52725 ive already replaced tha caps on the DM still blinking I found an issue on the power bd I think its the back board  where the ac plugs into. The fuse f9d00 when I checked it maybe 1 volt but when i take out the fuse and check it again with the fuse taken out I get a reading of 115 volts I dont get it shouldnt it read 0   and fuse labled R9A77 is hot to the touch  and plug PA  wire #8 no real reading can someone help me out with what i should look at, is there a copy of a schematic I can get. my e-mail is [email protected] thanks in advance for your help  o and I forgot I can hear a ticking noise on the pwrbd