Denon AVR-S570BT 5.2-Channel A/V Receiver - Manual (Page 103)

Setup Lock
Protect settings from inadvertent changes.
o Lock
On: Turn protection on.
Off
(Default):
Turn protection off.
0 Perform the following operations to set “Lock” to “Off”.
1. Press and hold SETUP for more than 3 seconds.
“Setup Lock: 0 On 1 ” appears on the display.
2. Use o p to select “Off”, then press ENTER.
NOTE
0
When “Lock” is set to “On”, no setting items are displayed except for “Setup
Lock”.
Reset
All settings are reset to the factory default values.
Contents Connections Playback Settings Tips Appendix
103
Front panel Display Rear panel Remote Index