My Hyundai tv 74 cm The color it not show good

Just over 29 inches

Check its speaker first. If found OK, check and replace damaged component/s at its audio output stage circuit. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" will make surf easy.
http://electronicshelponline.blogspot.com/

the 240 L green wheelie bin is 107 cm high, 58 cm wide, the depth is 74 cm, and the capacity is ~5 bags.

1,Check the fans ,whether the fan is running,when you turn on the projector
2,if the fans run, then ,check the lamp or lamp ballast

We supply original projector parts: lamp, bulb, Lcd

panel, Lens, DMD chip, color wheel,
motherboard, powersupply ... with high quality and

competitive price.
any questions, feel free to contact me
have a nice day!
Jerry Lampdeng Limited

sounds like hardware, I would suggest to get professional help

The way that you change the color on this TV is thru the audio/video menu, under Perfect Color. It show you how in your owners manual on page 74. If you no longer have the owners manual you can downloaded it here http://www.mitsubishi-tv.com/pdf/ownersguides/WD-73732.pdf

wts problem??

will you explain

this is a rear projection tv not lcd the color is off because the convergance chips are bad take the board out that has the tow stand up chips attached to heatsinks out order the stk number search for on google then take a om meter check all the resistors aroung the chips replace them also you must be a excellent soilder person or a tech to install and remove these chips

Have you tried unplugging it and plugging it back in?

try pressing display button on remote for 5 seconds