Yamaha SB168-ES Quick Setup Manual page 12

Output patching
Output patching can also be changed as desired.
This example explains how to patch MIX and STEREO channels to Slot out ports manually.
Appendix
For MIX channels:
Move the cursor to the Port select popup button, and
press the [ENTER] key.
Select SLOT1 and then select Port 1 of SLOT1.
Assign other MIX channels in the same way.
For STEREO channels:
Move the cursor to the Port select popup button, and press
the [ENTER] key.
Select SLOT 1 and then select Port 7 of SLOT1.
Assign STEREO R to port 8 of SLOT1 in the same way.
Output patching by loading SB_LS932.L9A session file
MIX 1-6, STEREO L/R – Output port 1-8 of SLOT1
MIX 7-12, STEREO L/R – Output port 9-16 of SLOT1
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