CEC - TV-21US SERVICE MODE - ADJUSTMENTS.

TO ENTER SERVICE MODE

• Press 'Menu' button on the remote or, press simultaneously keys( + ) & ( - ) side panel functions to see the Main Menu, which is displayed for a few seconds.
• While the 'Main menu' is on the TV screen, use 'Ch Up / Che Dn'  on the remote control or 'V Up' to scroll downward or upward.  There are options [Picture, Sound, Features and Install] within the main menu.  
• Once the desired option has been selected, press Vol + on the remote or side panel functions to see another menu with more options fit within one that was selected.  The new menu for the options selected will appear on the screen for a few seconds.
• While this menu is on the screen, use Ch Up / Ch Dn  on the remote control or by the side panel of the TV, Scroll Up or Dn to select a function which need to adjust.
• Use Volume Up / Volume Dn buttons on the remote control, to change the data value to selected item.
• To top it off, wait a few seconds until the messages turns off the screen or press the OSD/OUT that erases the message immediately. 
• To return to previous menu, press 'Menu' on the remote control
• To 'EXIT", press Vol Up  button on the remote or + key on the side panel functions to select the rec angle containing an "X" that appears to the right of the word 'Exit