Television and Home Theater

I have a 1989 Zenith Floor Model TV. I think the vertical is out on the tv. You can bang on the side of the TV and it will fix it sometimes and sometimes it wont. Im thinking it is the vertical on the TV. Do you guys know of how to get to the vertical to adjust it. I cant find it on the panel or anywhere on the tv and dont have the original remote or the manuel. Can anyone help. Thanks.

I Have A Sony KDF-55WF655 Thats Flashing 6 Reds ...

According To The Service Manual ... No "DD 6Volt" ... Possibly Replace G1 Board ...

G1 Is Not My Problem ... I Have No AC Going To G1 ...

The G1 "AC-Rly(-)" Logic Is Being Stopped By "TH-FUSE" Logic Coming Thru G2 ...

"TH-Fuse" Appears To Be A Temperature Fuse Link, Physically Next The Primary Lamp ...

 Anyway, I Checked Thru The Parts Section Of The Service Manual, Couldn't Find Part # ...

My mitsubishi ws55819 started showing the signs of a failing converge IC with the blue and red ghost on the sides of the screen.  I purchased 2 new ICs and pulled the board.  I started to replace them but found a couple broke solder joints on a couple of the legs of one IC.   I resoldered the ICs and after reinstalling the board there is no picture.  The green power light will come on and stay on and I can the static and hum from the tubes but no picture .   I have taken everything back apart and rechecked the solder connections and have rechecked all