Press quickly: POWER (to turn off) → INFO → MENU → MUTE → POWER (turn on) Step 3: If that fails, try: SLEEP → P.STD → DISPLAY → POWER Navigating the Service Menu Safely Once inside, you will see several main headings (exact names vary by firmware):
Press in order (quickly): MUTE (press and release) → 1 → 1 → 9 → OK / ENTER Step 3: If successful, a service menu will appear on screen. How to Open Service Mode on SAMSUNG UE55KU6500
Press the following buttons in rapid succession (do not pause more than half a second between each): INFO → MENU → MUTE → POWER Step 3: The TV will turn off. Wait 2 seconds, then press POWER on the remote to turn it back on. Press quickly: POWER (to turn off) → INFO
TV on.
Turn on the TV and point the remote directly at the TV. How to Open Service Mode on SAMSUNG UE55KU6500
Turn the TV on.