Instruction manual

Programming Amplifiers
Intermediate 3 C-Bus Training Course
7
Bass,
ByassignaC‐BusgrouptothisoptiontheamplifierBasscanbeadjustedviaC‐Bus.
Treble,

ByassignaC‐BusgrouptothisoptiontheamplifierTreblecanbeadjustedviaC‐Bus.
Next&PreviousSource

When the Next and Previous Source groups are used, the Amplifier will cycle through all the
available sources in a given order (Local, Analogue 1, Analogue 2, Analogue 3, Analogue 4,
Digital and Optical). This is fine for  using on a DLT or Key unit if you have multiple sources.
However if you want to control the system
 from a touch screen Absolute Source may be an
easieroption.
When using a DLT switch the Next and Previous buttons will display the Source currently
selected.
AbsoluteSource

A group address is given to the Absolute Source. Each source is assigned a pre‐set level. The
desiredsourcecan thenbeselectedbyprogrammingatouch screenbuttonorkeyunitkeywith
theAbsoluteSourcegroupaddresssetasapresettothegivenlevel.Bydoing
thisyoucan have
sevendifferentbuttons,whichwilldirectlyswitch towhicheversourceyouchoose.Pressingthe
Parametersbutton ontheC‐
Buscontroltab ofthe AmplifierGUIwilldisplay thelevelsforthe
differentsources.
Dynamic1&2

The dynamic 1&2 buttons will change functionality depending on which source is selected on
theamplifier.
These groups are used to display and control IR commands between a Matrix Switcher and
AudioSourceandwillbeexplainedinmoredetailintheMarpaTrainingManual.