Power and Standby: Buttons for turning the device on and off.
Navigation: Directional arrows and an OK button for navigating menus and selecting options.
Volume and Channel: Dedicated buttons for adjusting sound level and changing channels.
Source Selection: A SOURCE button to switch between different input sources (e.g., HDMI, AV).
Menu and Exit: Buttons to access system menus and exit from them.
Numeric Keypad: Buttons 0 through 9 for direct channel entry.
Playback and Recording: Buttons for recording (REC), playing, pausing, and other media controls.
Special Features: Buttons for EPG (Electronic Program Guide), SLEEP timer, ASPECT ratio adjustment, and text/subtitle functions like TEXT/CC, SUB-T, and SUB PG.