Parasound A 52 manual Connecting AN External DC Source for Automatic Turn ON-OFF

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CONNECTING AN EXTERNAL DC SOURCE FOR

AUTOMATIC TURN ON-OFF

7

To automatically turn on and off the A 52 with an external DC voltage, choose the DC Triggering option by moving the Auto Turn On switch on the rear panel to its lower 12V position.

2.5 mm sub-mini plug

What You’ll Need:

A cable with a 2.5 mm sub-mini plug on each end (provided)

A “control” component with +9Vdc to +12Vdc trigger voltage

Before Connecting

Remove Power to all the components in your audio system.

Make sure the Auto Turn On switch on the A 52 rear panel is in its 12V (down) position.

To Connect

1Plug one end of the trigger wire into the 12V Input jack on the A 52.

2Plug the other end of this wire into the external DC source.

2

Output

CONTROL

COMPONENT

Audio Turn On Switch,

1set to down position

Parasound Products, Inc.

San Francisco, CA USA

L U C A S F I L M

Manufactured under license from Lucasfilm Ltd. Lucasfilm and THX are registered Trademarks of Lucasfilm Ltd.

CAUTION

To Prevent Electric Shock, Do Not

Remove Cover. No User-Serviceable

Parts Inside, Refer Servicing To

Qualified Service Personnel.

Ch 1

Ch 2

Ch 3

Ch 4

Ch 5

Balanced

Balanced

Balanced

Balanced

Balanced

Input

Input

Input

Input

Input

Unbalanced

Unbalanced

Unbalanced

Unbalanced

Unbalanced

Balanced

 

Audio

Sensitivity

Lift

 

 

 

50 mV 250

 

 

 

Man

 

 

Unbalanced Output

Input

12 V

 

Normal

Inputs

 

 

 

Ground

 

Auto Turn On

 

 

 

 

WARNING

 

 

To Prevent Fire Or Shock Hazard,

 

 

Do Not Expose This Unit To Rain

 

 

 

Or Moisture.

 

 

 

Fuse

 

 

 

T15A/250V1-115V Area

 

 

 

T8A/250V-230V Area

 

 

 

AC 115V

60Hz

 

 

 

AC 230V

50Hz

 

Power Consumption: 1350W

YOU SHOULD KNOW

If the device you want to use to control your A 52 doesn’t have a 2.5 mm trigger output connector, you can cut one plug off the cable and terminate the end as required. The lead with the red stripe is positive and the lead without the stripe is negative.

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Contents Amplifier Congratulations and Thank You for Choosing Parasound Thank YOUParasound Staff Unpacking Your a Keeping Records for Future ReferenceTable of Contents Placement Guidelines for Your a Rack Mounting Your Parasound aTo attach the rack mount brackets Balanced XLR Jacks and Their Pin Configuration Before ConnectingLeft and Right Balanced Input Jacks What You’ll NeedWrite Down Your Connections Ch 1-5 Unbalanced InputsSpeaker Wire Length and Gauge thickness Connecting Your Speakers to the aSpeaker Terminals Correct Speaker Polarity is ImportantConnecting an Active Audio Source for Automatic On-Off Turn Off Delay in the Audio ModeManual and Automatic Turn ON-OFF Options Audio Turn On Switch Set to down position Connecting AN External DC Source for Automatic Turn ON-OFFConnecting the a 52 to Trigger Another Component Channel Status Indicators On, Off and Fault/Protection Status IndicatorsAll Indicators Illuminated High-Temp IndicatorConnecting the a 52 AC Power Cord AC Power Connections120 V or 220 V 240 V Operation Maintaining Your a Trouble Probable Cause Remedy Troubleshooting GuideServicing Your a Procedure for Returning Your a 52 to Parasound for ServiceIf All Else Fails -Call Us for Help Important Notice Shipping the aTechnically Speaking Audio Trigger Sensitivity AdjustmentTechnically Speaking Circuit Designed by John Curl Parasound a 52 Design OverviewParasound a 52 Design Overview Parasound a 52 Specifications Parasound Products, Inc Battery Street, San Francisco, CA