Welcome1PLM Series Operation Manual rev 1.1.92. Welcome2.1 IntroductionThank you for choosing the Lab.gruppen PLM Series of Powered Loudspeaker Management systems foryour sound reinforcement needs. We are confident that you will be pleased with the performance, uniquefeatures, configuration flexibility, reliability, and long-term durability offered by this product.For fast installation and use of this product, your welcome package includes a printed copy of thePLM Series Quick Start & Field Reference Guide which contains the information required to safely install theproduct and place it in service. Control and editing features are accessible via the front panel interface or viathe included Lake Controller software.It is recommend that the Quick Start & Field Reference Guide and all product documentation on theincluded CD-ROM is reviewed to ensure familiarity with the various configuration and control options.Thank you again for placing your confidence in Lab.gruppen products.2.2 Main FeaturesThe PLM Series incorporates a number of sophisticated technologies to ensure the best possible perfor-mance and many years of reliable operation. The following section summarizes the benefits of each feature;additional information is available in the reference manuals.2.2.1 Amplifier PlatformThe PLM Series power output section has expanded upon Lab.gruppen’s robust, road-provenFP+ Series amplifiers. Features in common with the FP+ Series include extraordinary power density,patented Class TD ® output stages, Regulated Switch Mode Power Supply (R.SMPS ™ ), the high-efficiencyIntercooler ® copper-finned cooling system, and a full suite of protection features. Signal inputs are analog,AES digital, and Dante digital audio network; loop-through outputs or redundant pairs are provided for eachinput type.Please refer to section 5.3 for further information.2.2.2 Amplifier DSP (Digital Signal Processor)Various features of PLM Series devices are controlled by the on-board DSP, some of which are summarizedin this section.