RX-A710/RX-A810 Reset/Initialize to factory settings
Note: This procedure will be done on the front panel.
1. Set the unit to Standby Mode using the Power button. (Upper left side/corner.)
2. While holding down Straight button, hit the Power button. Keep holding down the Straight button until you see Advanced Setup flash on the front screen or SP IMP.
3. Use the Program Selector buttons to navigate to INIT-CANCEL and press the Straight button to select INIT-ALL.
4. Turn off the unit using the Power button. The settings will be reflected the next time the unit is powered on.