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ART300A Service Manual
CONTENTS
Safety Instructions ........................................................... 2
Introduction ..................................................................... 4
Active Speaker Safety Test ............................................ 5
Overview.......................................................................... 7
Rear Panel ....................................................................... 8
Specifi cations .................................................................. 9
Parts ............................................................................... 10
Final Assembly............................................................ 10
Amplifer Assembly ..................................................... 11
Amplifi er PCB Assembly ............................................ 12
Input Board Assembly and PCB............................... 14
RCF Parts Differences................................................ 15
Main Circuit Board.......................................................... 16
Schematics
Crossover .............................................................. 16
High Frequency Amplifi er.................................... 17
Low Frequency Amplifi er..................................... 18
Power Supply........................................................ 19
PCB Layout................................................................. 20
Input Board...................................................................... 21
Schematic .................................................................. 21
PCB Layout................................................................. 22