Picture adjustment method and apparatus for video display appliance

A picture adjustment method for a video display appliance for providing diverse picture adjustment functions through a plurality of picture adjustment OSDs, the method comprising the steps of:

• (a) entering a menu for determining an accessibility or inaccessibility of picture adjustment OSDs by turning on a power source of the video display appliance while simultaneously inputting at least two keys in order to enter said menu, and storing information on the accessibility or inaccessibility of each picture adjustment OSD in a memory;
• (b) if entry into a picture adjustment process is commanded after the determination of the accessibility or inaccessibility of the picture adjustment OSDs, displaying the picture adjustment OSDs;
• (c) if a command for picture adjustment is inputted through any one of the displayed picture adjustment OSDs, checking whether the corresponding picture adjustment OSD is accessible;
• (d) performing the picture adjustment in accordance with the inputted command for picture adjustment if the corresponding picture adjustment OSD is accessible;
• and
• (e) ignoring the inputted command for picture adjustment if the corresponding picture adjustment OSD is not accessible.

A picture adjustment method for a video display appliance for providing diverse picture adjustment functions through a plurality of picture adjustment OSDs, the method comprising the steps of:

• turning on a power source of the video display appliance while simultaneously inputting at least two keys;
• determining each of the picture adjustment OSDs as being either accessible or inaccessible in accordance with accessibility instructions input by a user;
• storing information on the accessibility or inaccessibility of each picture adjustment OSD in a memory;
• subsequently receiving a command for entry into a picture adjustment process;
• displaying the picture adjustment OSDs;
• receiving a command for picture adjustment inputted through any one of the displayed picture adjustment OSDs,
• accessing the memory to check whether the corresponding picture adjustment OSD is accessible;
• performing the picture adjustment in accordance with the inputted command for picture adjustment if the corresponding picture adjustment OSD is accessible;
• and
• ignoring the inputted command for picture adjustment if the corresponding picture adjustment OSD is not accessible.

A picture adjustment method for a video display appliance for providing diverse picture adjustment functions through a plurality of picture adjustment OSDs, the method comprising the steps of:

• determining each of the picture adjustment OSDs as being either accessible or inaccessible in accordance with accessibility instructions input by a user;
• storing information on the accessibility or inaccessibility of each picture adjustment OSD in a memory;
• subsequently receiving a command for entry into a picture adjustment process;
• displaying the picture adjustment OSDs;
• receiving a command for picture adjustment inputted through any one of the displayed picture adjustment OSDs,
• accessing the memory to check whether the corresponding picture adjustment OSD is accessible;
• performing the picture adjustment in accordance with the inputted command for picture adjustment if the corresponding picture adjustment OSD is accessible;
• ignoring the inputted command for picture adjustment if the corresponding picture adjustment OSD is not accessible;
• and
• inputting a command for termination of the determination of the picture adjustment accessibility or inaccessibility such that all picture adjustment ODSs are accessible.