Bogen X450 - Manual

Panel Descriptions Black Max Front Panel 1 . Status Indicators The Status LEDs are multi-purpose indicators, one for each channel. Green - Amplifier is on and operating normally. Amber - Amplifier is in low-power consumption Sleep Mode. Red - Amplifier has protected itself due to a fault condition. ...

Panel Descriptions Black Max Rear Panel 1 . High-Impedance Balanced Inputs Pluggable 3-position terminal strips allow for easy installation and provide convenient connections to high-impedance balanced inputs. 2. Input Level Controls Continuously variable input level controls. 3. Lo-Cut Filters Roll...

Installation Mechanical Components 1 . Rack Ears Prior to installing the amplifier in to a 1 9" rack, you will need to attach the rack ears. Remove and save the 6 front most cover screws on each side panel of the amplifier. Position the rack ears as shown and attach usingthe 6 screws. 2. Dust Fi...

Installation Ventilation The Black Max amplifiers were designed to be placed on a table or rack-mounted. For rack-mounted applica-tions, the amplifiers can be stacked one on top of the other for maximum use of the rack space available with-out any extra, empty rack spaces between them.An open air sp...

Connections Speakers 70V "Transformer-Coupled" Speakers The Black Max series was designed to drive only 70V constant volt-age type speaker loads. The use of low-impedance speakers maycause the amplifier to engage its protection circuits and shut downor limit amplifier function. The speaker t...

Sequential Turn-On Sequential Turn-On Operation Black Max amplifiers contain a sequential turn-on feature that is designed to turn on a bank of Black Max ampli- fiers, one at a time, in sequence with approximately 1 second between each amplifier. This type of sequencing of power is necessary in larg...

Operation Front Controls & Indicators Power Switch The Power Switch for the Black Max amplifier is located on the frontof the unit. Press the "I" side of the switch to turn the unit ON. Theamplifier will begin its power up process once turned on. If the amplifi-er is set up for power seq...

Troubleshooting 10 • Power Switch off• Breaker (Power Switch) tripped - Turn off, then turn back on • Power Sequencing Switch set wrong - Check Sequential Turn-On section for proper configuration PROBLEM CONDITION CAUSE Rear Power Status LEDis amber. SEQUENCING NOT FUNCTIONING CORRECTLY Master ampli...

Specifications * Both channels driven at nominal line voltage 1 20V AC, 60Hz. 11 Power Output* 600W /Ch @ 70V 450W / Ch @ 70V 300W / Ch @ 70V Input Sensitivity 1 V S/N Ratio (20K BW) 1 04dB ref. 70V, F.P. Class of Operation H Product Weight 46 lbs. 44 lbs. 4 1 lbs. Connector: Power 20A line cord 1 5...