Apple Logic Pro 8 Getting Started - Manual (Page 12)

12 Chapter 1 Starting Your Project and Importing Media Files
3 Click on any of the entries (known as settings) shown in the second or third column.
Play your keyboard after loading each setting.
You will see that the left Arrange channel strip automatically updates—usually with at
least two or more (blue) Insert slots, plus the Instrument slot—being activated. These
are known as channel strip settings, rather than individual instrument settings. Not
only is an instrument plug-in loaded, but also all effect plug-ins used by the channel
strip. Even better, the setting of each plug-in (instrument and effect) is automatically
loaded. You will soon be making a recording with this instrument, but your project
needs a “bed.”
Channel strip settings
Instrument slot
Insert slot