first do the following, we are going to program a sony av code:

1. av1
2. press and hold MUTE & SELECT, wait for two blinks, release
3. enter 3 1 7 5 8

Now, with the yamaha on, volume up but muted, lets try searching by volume:

1. av1
2. press and hold MUTE & SELECT, wait for two blinks, release
3. enter 9 9 1, wait two blinks
4. enter 3
5. press and release VOL UP
6. point the remote at the stereo and keep pressing and releasing the CH UP key, if and when the volume changes
7. press SELECT to lock in code


To lock in volume and punch through to all other devices:

1. av1
2. press and hold MUTE & SELECT, wait for two blinks, release
3. enter 9 9 3
4. press SELECT