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SLS MA390C 
3-Axis Speaker System 
lnstallation Guide

Issue 4
Part Number 9112385

Summary of Contents for MA390C

Page 1: ...SLS MA390C 3 Axis Speaker System lnstallation Guide Issue 4 Part Number 9112385 ...

Page 2: ...ORIES LIABILITY WHETHER IN CONTRACT IN TORT UNDER ANY WARRANTY IN NEGLIGENCE OR OTHERWISE SHALL NOT EXCEED THE COST OF REPAIR OR REPLACEMENT OF THE DEFECTIVE COMPONENTS OR ACCUSED INFRINGING DEVICES AND UNDER NO CIRCUMSTANCES SHALL DOLBY LABORATORIES BE LIABLE FOR INCIDENTAL SPECIAL DIRECT INDIRECT OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO DAMAGE TO SOFTWARE OR RECORDED AUDIO OR VISUAL...

Page 3: ...r in the intended use of SLS supplied rigging All other rigging is considered part of the venue and or end user supplied equipment and is not addressed in this guide SLS assumes that a working knowledge of accepted rigging practices and safety will be applied to all rigging materials and practices employed This guide is not a comprehensive source for rigging in general The user must assume all res...

Page 4: ...d follow all warnings operating instructions and safety instructions in this manual and on the unit 16 The speakers should be positioned firmly on rigging hardware attached to structure Make sure that the supporting object can handle the load weight of the MA390C ...

Page 5: ... 1 1 3 MA390C Specifications 1 1 4 Customer Support 2 Chapter 2 Installing the MA390C 2 2 1 Installing the System 3 2 1 1 Identifying the MA390C Rigging Parts 3 2 1 2 Positioning 4 2 1 3 Connecting Audio 4 2 1 4 Connecting the Safety Cable 4 2 2 Dimensions 5 Appendix A Environmental Compliance and Regulations 7 ...

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Page 7: ...ved replacement parts SLS is not responsible for problems caused by using parts not provided by SLS for the SLS supplied portion of the rigging 1 3 MA390C Specifications Following are the MA390C general specifications Frequency response 60 Hz to 20 kHz Sensitivity 1 watt 1 M 96 dB Continuous power rating 300 watts Maximum continuous rated SPL at 1 meter 121 dB Program rated SPL at 1 meter 124 dB R...

Page 8: ... If you need assistance installing the MA390C or have other questions you can contact us at Portal www dolbycustomer com Email cinemasupport dolby com Region Support Phone Numbers Americas 1 415 645 4900 EMEA 44 179 384 2130 APAC 86 105 910 3066 Japan 81 3 4540 6782 ...

Page 9: ...ation instructions 2 1 1 Identifying the MA390C Rigging Parts The following parts are included in the MA390C packing kit Use these parts along with your desired mounting method typically all thread mounted to structure The MA390C ships with the yoke installed but the speaker body is not shown for clarity 1 Two 20 mm steel washers 2 Two 20 mm neoprene washers 3 One yoke with slot for side to side a...

Page 10: ...rovidedyoke attachment to the speaker pivot point is labeled Angle D The parting line in the speaker enclosure is the angle indicator Figure 2 2 Figure 2 2 Angle D at 0 45 and 90 Degrees Using Speaker Body Parting Line as Indicator The slot in the yoke sliding adjustment is labeled Angle C The following figure is an example of a single point to structure rigging setup used with the Angle C yoke st...

Page 11: ...ly connect the speaker to the building structure An M6 eyebolt not shown that is attached to the speaker input plate is provided for this purpose 2 Pull the safety cable snugly against the M6 eyebolt and secure the safety cable to the yoke using zip ties not provided to minimize the possibility of buzzing against the cabinet or the eyebolt 2 2 Dimensions Following are the MA390C side and front vie...

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Page 13: ...tances and Elements Compliance Following is the MA390C environmental compliance information for toxic or hazardous substances and elements Figure A 1 Note For additional environmental information including the Dolby Declarations of Conformity go to http www dolby com us en about environmental commitment html ...

Page 14: ...ive RoHS All Dolby products comply with the requirements of the EU RoHS Directive For the Dolby Declarations of Conformity go to http www dolby com us en about environmental commitment html Product End of Life Information This product has been designed and built by Dolby Laboratories to provide many years of service and is backed by our commitment to provide high quality support When the product e...

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