Parasound A 23 Manuale Utente

A 23 AmplifierOwner’s Guide

You can manually turn the A 23 on and off with its front panel On-Off button. It can also betriggered to turn on and off automatically when your pream

CONNECTING AN EXTERNAL DC SOURCE FOR AUTOMATIC ON-OFF If you want to automatically turn on and off the A 23 with an external DC voltage, choose the DC

Whenever the A 23 is turned on either manually or automatically, there is 12 Vdc present at itsown DC Trigger Out jack so it can trigger additional am

AB GCD E FUNDERSTANDING THE INDICATORS ON THE A 23AC Present Indication When the A 23 is plugged into a live AC outlet, a soft blue halo glows behind

AC Power ConnectionsWe recommend that you plug your A 23 into the same AC wall outlet or power strip that powers your other audio components, especial

MAINTAINING YOUR A 23Your Parasound A 23 power amplifier requires no periodic maintenance and has nouser-serviceable parts inside. To avoid the risk o

TROUBLESHOOTING GUIDE13A 23 will not turn off when audio signal is removedPROBABLE CAUSEPower cord is disconnectedREMEDYHum and / or buzz through spe

SERVICING YOUR A 2314If All Else Fails –Call Us for HelpCall your Parasound dealer or Parasound’s Technical Service Department toll free at 1-866-770-

Audio Trigger Sensitivity AdjustmentThe Audio Sensitivity Control sets the thresholdof the audio trigger signal. You can adjust thislevel from a maxim

TECHNICALLY SPEAKING continued16Choosing Brands of Interconnect Cables andSpeaker WireWe are often asked to recommend specificinterconnect cables and

THANK YOU!Congratulations and Thank You for Choosing ParasoundYour new Parasound Halo Series A 23 power amplifier presents the latest advancementsin a

PARASOUND A 23 DESIGN OVERVIEW17To create the +/- 55 Vdc B+ and B- supply rails for eachchannel, we use high-speed rectifier diodes and fourenormous 1

PARASOUND A 23 DESIGN OVERVIEW continued18Parasound power amplifiers incorporate ingeniousand fast-acting DC servo circuits, completelyeliminating the

Continuous Power Output - Stereo 125 watts RMS x 2, 20 Hz-20 kHz, 8 Ω, both channels driven200 watts RMS x 2, 20 Hz-20 kHz, 4 Ω, both channels drivenC

Parasound Products, Inc. 950 Battery Street, San Francisco, CA 94111415-397-7100 / Fax 415-397-0144 www.parasound.com

PLACEMENT GUIDELINES FOR YOUR A 23_________________________________________________________________________________CONNECTING A PREAMPLIFIER OR SURROU

PLACEMENT GUIDELINES FOR YOUR A 23 Power amplifiers are usually heavier and generate more heat than other components. To avoiddamage to the A 23 or ot

YOU SHOULD KNOWBalanced XLR Jacks and Their Pin ConfigurationThe balanced inputs of the A 23 use XLR jacks that conform to the industry standard of: P

Left and Right Unbalanced InputsUse these inputs if your preamplifier or surround controller doesn’t have balanced output connectors or if you simply

Loop Out ConnectorThe Right and Left Loop Out jacks provide connections to route the same input signals fromyour preamplifier or surround controller t

YOU SHOULD KNOWCorrect Speaker Polarity is ImportantPolarity refers to + and – connections. Speaker wires are coded with printing or a ridge on theins

31CAUTION5482RightLeftComponentsSurround Sound Controller PreampOUTPUTSDual Banana Plug Single Banana Plug Spade Lug Stripped AWG wireCommon speak