Never mind, I fired up the config program and fixed it.
Didn't think that would be necessary, i'm thinking of less techie customers...

(The context: a musician friend brought his acoustic bass and we tested the DSP8000SEs; they did very well, illustrate the oomph of the six by 8" configuration.)

Music room: 818v3, DSP8000SE, Roon/Intel NUC, microRendu/LPS-1 into Geek Pulse Xfi into Audeze LCD-3
HT: G61R, HD621, MS600, Oppo, Avantgarde Solo
Library: MS600, Bel Canto, Mark & Daniel
Other: SonicOrbiter, GeekOut, Audeze EL-8