Marantz AV7702 Owner's Manual page 160

Contents Connections
Canceling the Panel lock function
1
Press X while you press and hold BACK and ENTER
with the unit in standby mode.
2
Use u or i to select "FP LOCK zOff".
(z The currently set mode.)
3
Press ENTER to enter the setting.
The Panel lock function is canceled.
Even when the Panel lock function is set, you can operate the unit using the remote
control unit.
Front panel Display
Playback Settings
Rear panel 160
Tips
Remote Index
Appendix