Commander off/tv (or whatever device you want)
If the button you want hasn't learned a command, it will flash
press the button-it will stay on
press button on original remote until 3000 beeps
Finished
If the button has learned a command:
Commander off/tv
Press and hold DEL/press the button once and it will flash
press button on original remote until 3000 beeps
Finished
Although you have had your 3000 long enough and are not a newcomer, I will put this in anyway:
These threads will answer your questions, and others which may arise.
RM-AV3000/3100 NEWCOMER’S PACKAGE-WELCOME-CHECK THESE OUT (IF YOU HAVEN’T ALREADY DONE SO) AND SAVE YOURSELF SOME PROBLEMS AVOID SYSTEM CONTROL PROBLEMS HOW TO LABEL, CHANGE OR HIDE BUTTONS CHANGING BATTERIES (May not apply to RM-AV3100-time will tell)
AND IF YOU HAVE A SONY RECEIVER: CHANGING YOUR RECEIVER AND REMOTE TO AV1 (or AV2) COMMAND MODE