Here is a list of the MIDI channel assignments for the VA-5:
MIDI - Part Name
1 - Accompaniment 1
2 - Accompaniment Bass
3 - Accompaniment 2
4 - Upper 1 Part
5 - Accompaniment 3
6 - Upper 2 Part
7 - Accompaniment 4
8 - Accompaniment 5
9 - Accompaniment 6
10 - Accompaniment Drums
11 - Lower 1 Part
12 - Manual Bass
13 - Variphrase Part
14 - Lower 2 Part NTA (Note To Arranger)
15 - Melody Intelligence
16 - Manual Drums
MIDI - Part Name
1 - Accompaniment 1
2 - Accompaniment Bass
3 - Accompaniment 2
4 - Upper 1 Part
5 - Accompaniment 3
6 - Upper 2 Part
7 - Accompaniment 4
8 - Accompaniment 5
9 - Accompaniment 6
10 - Accompaniment Drums
11 - Lower 1 Part
12 - Manual Bass
13 - Variphrase Part
14 - Lower 2 Part NTA (Note To Arranger)
15 - Melody Intelligence
16 - Manual Drums