Bose DXA2120 manual Rear panel

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2.0 Hardware Description

2.3 Rear panel

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2.3.1 Audio source inputs

1LINE INPUTS – Two unbalanced RCA audio jacks per input (summed to mono).

2MIC/LINE INPUTS – Balanced Euroblock input jacks. One per input.

3MIC/LINE switch – Adjusts for the proper signal level being used with the four Euroblock input connectors.

(Mic connections require using the Euroblock input jacks.)

4DIRECT INPUT – Balanced override input jack.

5PAGE INPUT – Balanced audio input jack.

2.3.2 Outputs

6AUX OUTPUT – Line-level signal output for other amplified equipment.

7OUTPUTS 1 and 2 – Speaker connections for two powered outputs (70V, 100V, or 4 ohms operation).

2.3.3 Control input

8REMOTE – Input jack for volume-only control and volume control with A/B select user interfaces.

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2.3.4 Power

9BACKUP POWER – For connection to backup power source.

10POWER OFF/ON – AC power switch.

11FUSE – 120V T6.3AL/250V or 220-240V T3.15AL/250V.

12AC mains line cord jack – AC line voltage input.

13120V/220-240V switch – Switches between 120V and

220-240V AC input voltage. This switch is not provided on 100V AC input voltage models.

2.3.5 Communication

14COM – RS-232 serial port is reserved for system updates.

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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 IntroductionFront panel with open compartment Hardware DescriptionFront 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 maxSchematic for volume control user interface System wiringLine 1-4 source inputs Direct source input Output connections Source inputOutput 1 and Output DC Power connection AC Power connectionSelecting an operation mode System SetupSystem setup introduction System setup procedureReminder the settings process Mixer Mode settingsChoose 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 Remember for adjustments, use three steps Stereo Select Mode settingsChoose 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 Choose Dual Mono Mode Dual Mono Select Mode settingsNext 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