Identification of the merits of the nine elements of quality TV

1 chroma knob to minimum , adjust brightness, contrast, image clear and soft , structured.

2 Chroma knob tone, Character LCD Modules and from black and white to color images during the transitional period , there should not be confusion colors flow phenomena .

3 recall the clearest image, continue the rotation frequency tuning knob , the image becomes grainy distortion , frequency of self- trim switch is closed , the image should immediately restore clarity.

4 Observe whether natural color coordination .

5 Department environmental interference , the screen appear wavy , textured , stripes are not normal.

6 large volume adjusted , sweet sound without distortion .

7 to adjust the brightness , lcd 128x64 contrast knob should be obvious effect.

8 turn tilt preselector , the screen flashes only slightly .

9 off the power switch, the screen does not stay light band or spot .