3INSTRUCTION MANUAL1. IMPORTANT NOTE 041.1. Precautions 042. INTRODUCTION 042.1. Main features 043. INSTALLATION 053.1. Placement, mounting, cooling 053.2. Mains connection 053.3. Input signal connections 053.4. Cut filter or crossover 053.5. Limiter circuit 063.6. Output connections 064. OPERATION AND USAGE 064.1. Start up 064.2. Input attenuators 064.3. Indicators 075. CLEANING 076. DIAGRAMS 236.1. Connection diagram 236.2. Technical characteristics 246.3. Block diagram 256.4. Function list 266.5. Function diagram 27All numbers subject to variation due to production tolerances. ECLER S.A. reserves the right to make changes orimprovements in manufacturing or design which may affect specifications.