Table of Contents220iIntroduction0.1 Defining the 220i..............................................ii0.2 Service Contact Info........................................iii0.3 Warranty...........................................................ivSection 1 - Getting Started1.1 Rear Panel Connections ...................................21.2 Front Panel .......................................................31.3 Connections ......................................................41.4 PC GUI Installation ..........................................4Section 2 - Software Operation2.1 DriveRack 220i Philosophy..............................62.2 Connections ......................................................62.3 Views.................................................................62.4 Configuration ....................................................72.5 Editing ...............................................................72.6 Copy and Paste ................................................72.7 Meters and Mutes .............................................82.8 Loading .............................................................82.9 Storing ...............................................................82.10 import and Exporting.....................................92.11 Utilities ..........................................................102.12 Online/Offline ..............................................102.13 Preferences....................................................10Section 3 - Detailed Parameters3.1 Input Routing..................................................123.2 EQ (Graphic) or (Parametric)........................123.3 Feedback Eliminator (AFS) ............................143.4 Automatic Gain Control (AGC) .....................163.5 De-Esser ..........................................................173.6 Ducker.............................................................183.7 Compressor.....................................................183.8 Noise Gate ......................................................203.9 Notch Filters....................................................213.10 Matrix Mixer..................................................223.11 Post-Matrix PEQ............................................223.12 Band Pass Filter ............................................243.13 Limiter ...........................................................243.14 Delay .............................................................263.15 Output Phase/Polarity ..................................263.16 Subharmonic Synthesizer .............................27Section 4 - Utilities4.1 Program List/Program Change.......................304.2 ZC Setup .........................................................304.3 Front Panel lockout........................................32Section 5- Application Guide5.1 Mic Processing/Mixing ...................................345.2 Stereo/Dual Mono Processing .......................355.3 Room Combing...............................................365.4 BGM/Paging....................................................37AppendixA.1 Factory Reset/Flash Update...........................40A.2 Specifications..................................................41A.3 Prog List..........................................................42A.4 Block Diagram ...............................................43A.5 Gain Level Jumpers .......................................44A.6 Tips, Tricks and Troubleshooting .................45A.7 Zone Controller Wiring and Install...............46®DriveRack® User ManualTable of Contents