553SV Vizio TVand forgot the passcode. Anyway to retrieve it ? Or reset to factory settings

System Info
Display the technical information including model name, version and
revision of firmware, source type, and resolution.
Reset TV Settings
Return all Picture and Audio settings to factory default. A screen will come
up to confirm your selection or to cancel it. Press Left or Right Navigation
buttons to make the selection, and then press OK to accept it.
Note: This does NOT reset the Parental Control Password.
Clear Memory (Factory Default)
Use this function to reset the TV to the default factory settings. The screen
will display a message to confirm that you want to reset the values to
factory settings. Press ? or ? to make the selection, and then press OK to
accept it.
Note: This does NOT reset the Parental Control Password.
Guided Setup
Use this function to return to the Initial Setup menu. Use this function if you
want to have a guided setup when you move your TV. Refer to Chapter 3 for more information.
Note: Previously scanned channels will be removed.