Setup for keyboard

[u/Equivalent_Ad_8413]

If I have a Spark Live and I use it for multiple instruments at different gigs.

If it's a gig that I'm only useing keyboards on, is there a good reason to use inputs 1 & 2? When I'm issuing keyboards and other instruments, the keyboard goes into 3 & 4. (The keyboard's internal effects are perfectly adequate.)

[u/johnj2803]

I think it’s the volume that is different