Marantz NR1606 - Manual (Page 145)

Canceling the Panel lock function
1
Press X while you press and hold M-DAX and DIMMER
with the unit in standby mode.
2
Press ZONE2 SOURCE or INTERNET RADIO to select
“FP LOCK zOff”.
(z The currently set mode.)
3
Press STATUS to enter the setting.
The Panel lock function is canceled.
0 Even when the Panel lock function is set, you can operate the unit using the
remote control unit.
Contents Connections Playback Settings Tips Appendix
145
Front panel Display Rear panel Remote Index