Marantz AV7703 Owner's Manual page 264

Contents Connections
Checking registered preset codes
1
Press and hold an input source select button for which
you want to check the preset code and the SET button
until the display on the remote control unit shows
"PRSET".
2
Press INFO.
The set code is shown for 3 seconds in the remote control display.
Front panel Display
Playback Settings
Initializing registered preset codes
1
Press and hold down AVP and OPTION until "OK"
indicator on the remote control display is flashing, then
release.
264
Rear panel
Tips
Remote Index
Appendix