Crown 280MA - Manuals

Crown 280MA – Manual in PDF format online.

Manuals:

Manual

Manual Crown 280MA

Summary

Page 2 - Important Safety Instructions; FCC COMPLIANCE NOTICE; WATCH FOR THESE SYMBOLS:

Commercial Audio Series Mixer-Amplifiers page 2 Operation Manual Important Safety Instructions FCC COMPLIANCE NOTICE This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must ...

Page 3 - DECLARATION of CONFORMITY; European Representative’s Name and Address:

Commercial Audio Series Mixer-Amplifiers page 3 Operation Manual DECLARATION of CONFORMITY Crown International, Inc. Sue [email protected] European Representative’s Name and Address: Nick Owen35, Bassets FieldThornhillCardiff. South GlamorgenCF14 9UG United Kingdom Equipm...

Page 4 - Table of Contents

Commercial Audio Series Mixer-Amplifiers page 4 Operation Manual Important Safety Instructions .......................................................2 Declaration of Conformity ............................................................3 1 Welcome .....................................................

Page 5 - Welcome

Commercial Audio Series Mixer-Amplifiers page 5 Operation Manual 1 Welcome The Crown ® 180MA, 280MA and 1160MA are high-value mixer-amplifiers for commercial and industrial audio. They provide 4-ohm and constant-voltage outputs (70V and 100V). The mixer-amps are part of Crown’s Commercial Audio Seri...

Page 6 - Front Panel Controls and Indicators

Commercial Audio Series Mixer-Amplifiers page 6 Operation Manual Figure 1.1 Front Panel Controls and Indicators 1 Welcome 1.2 Front Panel Controls and Indicators A. Input Signal Presence Indicator Green LED, one for each input channel, illuminates when input signal exceeds –24 dBu (line) or –70 dBu ...

Page 7 - Back Panel Controls and Connectors

Commercial Audio Series Mixer-Amplifiers page 7 Operation Manual 1 Welcome Figure 1.2 Back Panel Controls and Connectors (280MA shown) 2. Global enable switch for phantom power. Does not affect RCA inputs. Default position is off. N. Input Routing Switch (280MA only) DIP switches that assign each in...

Page 8 - Setup; How to Attach Rack Ears

Commercial Audio Series Mixer-Amplifiers page 8 Operation Manual Figure 2.2 How to Connect Rack Ears 2 Setup 2.1 Installation CAUTION: Before you begin, make sure your mixer-amplifier is disconnected from the power source, with the power switch in the “off” position and all level controls turned com...

Page 9 - Choose Input Wire and Connectors; Choose Output Wire and Connectors; BALANCED LINE; UNBALANCED LINE; OUTPUT

Commercial Audio Series Mixer-Amplifiers page 9 Operation Manual MIXER-AMP INPUT MIXER-AMP INPUT 2.3 Choose Input Wire and Connectors Crown recommends using pre-built or professionally wired bal-anced line (two-conductor plus shield), 22-24 gauge cables and connectors. You should use 3-pin Phoenix-t...

Page 12 - Included Accessories; Remote Volume Control

Commercial Audio Series Mixer-Amplifiers page 12 Operation Manual 2 Setup 2.11 Four-Tone Generator Your mixer-amplifier can generate tones. The factory-preset tones include Pre-Announce Chime, Bell, Alert Tone, and Evacuate Tone. All tones are continuous except for Pre-Announce Chime. All tones are ...

Page 14 - Troubleshooting

Commercial Audio Series Mixer-Amplifiers page 14 Operation Manual CONDITION: No power to the mixer-amplifier. POSSIBLE REASON: • The mixer-amplifier’s Power switch is off. • The mixer-amplifier is not plugged into the power receptacle. • The mixer-amplifier’s high-voltage power sup- ply circuit brea...

Page 15 - Specifications; Minimum Guaranteed Power

Commercial Audio Series Mixer-Amplifiers page 15 Operation Manual 4 Specifications Minimum Guaranteed Power 180MA 280MA 1160MA 120 VAC, 60 Hz Units, per channel, all channels driven 1 kHz with 0.5% THD Minimum guaranteed power per channel into 4 ohms or 70V/100V output 80W 80W 160W Performance 180MA...

Page 16 - Worldwide Service; Service; Crown Factory Service

Commercial Audio Series Mixer-Amplifiers page 16 Operation Manual Crown amplifiers are quality units that rarely require ser-vicing. Before returning your unit for servicing, please contact Crown Technical Support to verify the need for servicing. This unit has very sophisticated circuitry which sho...

Page 17 - SUMMARY OF WARRANTY; Warranty; UNITED STATES & CANADA

Commercial Audio Series Mixer-Amplifiers page 17 Operation Manual YEAR 3 SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of each NEW Crown product, for a period of three (3) years ...

Page 18 - WORLDWIDE EXCEPT USA & CANADA

Commercial Audio Series Mixer-Amplifiers page 18 Operation Manual YEAR 3 6 Warranty WORLDWIDE EXCEPT USA & CANADA SUMMARY OF WARRANTY Crown International, 1718 West Mishawaka Road, Elkhart, Indiana 46517-4095 U.S.A. warrants to you, the ORIGINAL PURCHASER and ANY SUB-SEQUENT OWNER of each NEW Cr...

Page 19 - PLEASE PRINT CLEARLY; PRODUCT RETURN INFORMATION; PAYMENT OPTIONS; Credit card information:; Crown Audio Factory Service Information

Commercial Audio Series Mixer-Amplifiers page 19 Operation Manual PLEASE PRINT CLEARLY SRA #: __________________(If sending product to Crown factory service.) Model: ____________________________________________ Serial Number: _____________________ Purchase Date: _____________ PRODUCT RETURN INFORMAT...