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CONTENTS
QUICK START .......................................................... 4
APPLICATION DIAGRAMS ......................................... 8
FEATURE DESCRIPTIONS .............................................. 11
GAIN ............................................................. 11
METERS ......................................................... 12
SIG ............................................................... 13
PROTECT........................................................ 13
SHORT........................................................... 13
TEMP STATUS ................................................. 14
POWER ......................................................... 14
POWER CORD ................................................ 15
SPEAKER OUTPUTS ......................................... 15
INPUT ........................................................... 16
THRU ............................................................ 18
LOW CUT FILTER ............................................. 18
CONSTANT DIRECTIVITY .................................. 18
CD FREQUENCY ........................................ 19
AMP MODE .................................................... 19
STEREO ................................................... 20
MONO .................................................... 20
BRIDGE ................................................... 20
OUTPUT APPLICATION ..................................... 20
LIMITER ................................................... 20
SUBWOOFER ............................................ 21
FREQUENCY ............................................. 21
GENERAL PRECAUTIONS AND CONSIDERATIONS............. 23
RACK MOUNTING ........................................... 23
THERMAL CONSIDERATIONS ............................ 23
AC POWER CONSIDERATIONS ........................... 23
INPUT WIRING ............................................... 24
OUTPUT WIRING ............................................ 24
70V DISTRIBUTION SYSTEMS ........................... 25
APPENDIX A: Service Info ............................................ 26
TROUBLESHOOTING ............................................. 26
REPAIR ............................................................... 27
APPENDIX B: Glossary ................................................. 28
APPENDIX C: Connectors .............................................. 33
APPENDIX D: Arcane Mysteries Illuminated .................... 35
Balanced Lines ...................................................... 35
“Do’s” and “Don’ts” of Fixed Installations ............... 35
Grounding............................................................ 36
Optimizing Sound System Levels ............................. 36
Biamplified and Triamplified Systems ....................... 38
APPENDIX E: Technical Info ........................................... 39
DO THE MATH: OHMS, LOADS AND SUCH ................ 39
SPECIFICATIONS ................................................... 40
BLOCK DIAGRAM ................................................. 42
COLOPHON ................................................................ 43