Sharp Aquos LC-46D62U 46 in. LCD HDTV "tv volume display decreases" Questions

TV. When I turn the volume up or down, the display that shows the volume increasing or decreasing does not display. The volume is increasing and decreasing, the display is just not showing. Also, when

...volume of the tv set going up and down, and you can hear the volume increasing and decreasing but you cannot see any volume bar as usual? Also you can press the menu or display or info button ...

...tv is stuck on mute and I don't have remote control ...I tried to increase decrease volume but it's not working . Can I change something from the menu ? Without a remote control, you can un-mute it. ...

...TV has menu buttons on the side. When you go in to the menus then the normal thing is for the Volume and channel keys to act as Up/Down and Left/Right. I can't tell you which will do what function; ...

...TV live volume increase and decrease, Chanel nos etc. When I remove the external cable connection the display comes like blue screen(looks like the CRT is ok). When I inserted the cable the blue ...