[To 4th, 5th, 6th & 7th Generation Models]
- Be sure the Plasma and the Media Box are in 'Standby' mode.
- Press the "Display" button on the remote control 'once' and wait for 5 seconds. [Do not hold the button].
- Press [Left > Up > Left > Right > Power] buttons on the remote control in sequence.
- The Service Mode will be displayed.