Grass Valley Kayak HD v.6.9.3 - Manual (Page 199)

Kayak — User Manual 199
Config Menus
To activate the MultiMix mode for a specific M/E, press the MultiMix button
in the ME/Main menu:
Figure 122. PP Main Menu 2
Note The MultiMix mode is E-MEMable, i.e. the settings are stored with the E-MEM
parameters.