Bose DXA2120 manual Important safety instructions

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Safety Information

Important safety instructions

1.Read these instructions.

2.Keep these instructions – for future reference.

3.Heed all warnings – on the product and in the owner’s guide.

4.Follow all instructions.

5.Do not use this apparatus near water or moisture.

6.Clean only with a dry cloth.

7.Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions – To ensure reliable opera- tion of the product and to protect it from overheating, put the prod- uct in a position and location that will not interfere with its proper ventilation.

8.Do not install near any heat sources, such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.

9.Do not defeat the safety purpose of the polarized or grounding- type plug. A polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wider blade or third prong are provided for your safety. If the provided plug does not fit in your outlet, consult an electrician for replacement of the obsolete outlet.

10.Protect the power cord from being walked on or pinched, par- ticularly at plugs, convenience receptacles, and the point where they exit from the apparatus.

11.Only use attachments/accessories specified by the manufacturer.

12.Use only with the cart, stand, tripod, bracket, or

table specified by the manufacturer or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over.

13. Unplug this apparatus during lightning storms or when unused for long periods of time – to prevent

damage to this product.

14.Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way such as power-supply cord or plug is damaged; liquid has been spilled or objects have fallen into the apparatus; the apparatus has been exposed to rain or moisture, does not operate nor- mally, or has been dropped – Do not attempt to service this prod- uct yourself. Opening or removing covers may expose you to dangerous voltages or other hazards. Please call Bose to be referred to an authorized service center near you.

15.To prevent risk of fire or electric shock, avoid overloading wall outlets, extension cords, or integral convenience receptacles.

16.Do not let objects or liquids enter the product – as they may touch dangerous voltage points or short-out parts that could result in a fire or electric shock.

17.See product enclosure for safety related markings.

18.No naked flame sources, such as lighted candles, should be placed on the apparatus.

Information about products that generate electrical noise

If applicable, this equipment has been tested and found to com- ply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installa- tion. This equipment generates, uses, and can radiate radio fre- quency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio commu- nications. However, this is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, you are encour- aged to try to correct the interference by one or more of the fol- lowing measures:

Reorient or relocate the receiving antenna.

Increase the separation between the equipment and receiver.

Connect the equipment to an outlet on a different circuit than the one to which the receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.

Note: Unauthorized modification of this product could void the user’s authority to operate this equipment.

This product complies with the Canadian ICES-003 Class A specifications.

The information furnished in this user’s guide does not include all of the details of design, production, or variations of the equip- ment. Nor does it cover every possible situation which may arise during installation, operation, or maintenance.

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Contents Owner’s Guide FreeSpace DXA 2120 Digital Mixer/AmplifierPlease read this owner’s guide Safety InformationImportant safety instructions Contents Bose FreeSpace DXA 2120 Digital Mixer/Amplifier Mixer/Amplifier accessoriesBose Volume Control User Interface IntroductionHardware Description Front panel with open compartmentFront panel with compartment closed Rear panel Operation Mode Options Operation mode optionsMixer Mode Dual Mono Select Mode Stereo Select ModeHardware Installation For two user interfaces User interface accessoryUser interface installation For one user interface 2000 ft 610 m maxSystem wiring Schematic for volume control user interfaceLine 1-4 source inputs Direct source input Source input Output connectionsOutput 1 and Output DC Power connection AC Power connectionSelecting an operation mode System SetupSystem setup introduction System setup procedureMixer Mode settings Reminder the settings processChoose Mixer Mode Mixer Output Set-up Mixer Input Set-upMixer EQ Set-up Mixer Page In Set-up Mixer Direct In Set-up Mixer Master Vol Set-up Stereo Select Mode settings Remember for adjustments, use three stepsChoose Stereo Select Mode Stereo Select Output Set-up Stereo Select Input Set-upStereo Select EQ Set-up Stereo Select Page In Set-up Stereo Select Direct in Set-up Dual Mono Select Mode settings Choose Dual Mono ModeNext Dual Mono Select Output Set-up Dual Mono Select Input Set-upDual Mono Select EQ Set-up Dual Mono Select Page in Set-up Dual Mono Select Direct In Set-up Choose Utility Mode Overview of Utility Mode settingsUser interface use Mode user interface requirementsBose volume control with A/B select User InterfacesTechnical assistance Troubleshooting TableReference Factory Default SettingsPro.Bose.com