Extron electronic MPA 152 PLUS manual Ground to ground G Vol/Mute to C 10 V to

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•Ground () to ground (G)

To regulate multiple amplifiers with a single volume controller, follow these instructions:

1.Attach all three pins of the volume controller to the corresponding pins on the first MPA 152 Plus unit only:

•Ground (Manual background) to ground (G)

•Vol/Mute to C

•10 V to V.

2.Use jumper wires to connect the C (Volume and Mute) pins of the first amplifier and each successive amplifier.

3.Use jumper wires to connect the ground pins of the first amplifier and each successive amplifier.

VOL/MUTE

10V

Extron

VCM 100 AAP

Extron

MPA 152 Plus

Daisy Chain

V

C

G

10V

 

50mA

V

C

G

10V

 

50mA

V

C

G

10V

 

50mA

Figure 6. Regulating Multiple Amplifiers with a Single Volume Controller

NOTE: The 10V pin of the volume controller connects to the first MPA 152 Plus only. There are no jumper wires linking it to subsequent amplifiers.

MPA 152 Plus • Panels and Cabling

8

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Contents User Guide MPA 152 PlusENERGY STAR Qualified Stereo Mini Power Amplifier AudioInstructions de sécurité Français Safety InstructionsSafety Instructions English Sicherheitsanweisungen DeutschFCC Class B Notice Regulatory Compliance Guide on the Extron websiteNotifications Specifications AvailabilityConventions Used in this Guide Contents MPA 152 Plus Contents About the MPA 152 Plus MPA 152 Plus Features Important Safety InstructionsImportant Safety Instructions IntroductionMPA 152 Plus Introduction MPA 152 Plus FeaturesAbout the MPA 152 Plus MPA 152 Plus Introduction Panels and Cabling MPA 152 Plus Rear Panel FeaturesPower Connector Figure 3. Power Connector MPA 152 Plus Panels and CablingAudio Inputs Figure 5. Remote Control Wiring Remote ControlWiring for remote control Ground to ground G Vol/Mute to C 10 V to Audio Output Figure 7. MPA 152 Plus Summing DiagramSetting Input Level Setup and OperationFront Panel Features and Operation Front Panel Features and OperationRemote Control Options Setting Bass and TrebleDefeating the Auto Power-downTimer Standby Mode Promptly TroubleshootingAmplifier Fails to Exit Amplifier Enters Standby Mode Too EarlyUL Guidelines for Rack Mounting MountingRack Mounting Back of the Rack Mounting Rack Mounting ProcedureOther Mounting Options Extron Warranty
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