Alto HPA4 Manuel d'utilisateur

HPA44-Channel HEADPHONE AMPLIFIERUser's ManualLTORwww.altoproaudio.comVersion 2.3 September 2005English

95.2 Use the HPA4 as Independent Power Amplifiers5.3 The HPA4 in Studio ApplicationGenerally, the Aux In Inputs are used to feed a further input signa

Background musical signalsain nputMIVocal signalAUX In 15.4 The HPA4 in Mono / Stereo ApplicationMode Switch control. Press the Mode Switch for Mono a

11AUDIO INPUTMAIN inputConnectorsTypeImpedanceMax.input levelCMRRAUX IN and DIRECT IN inputConnectorsTypeImpedanceMax.input levelCMRRAUDIO OUTPUTConne

127. WARRANTY1. WARRANTY REGISTRATION CARDTo obtain Warranty Service, the buyer should first fill out and return the enclosed Warranty Registration Ca

NF01185-2.3No. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151 Taiwanhttp://www.altoproaudio.com Tel: 886-4-22313737email: [email protected]

SAFETY RELATED SYMBOLSCAUTIONRISK OF ELECTRIC SHOCKDO NOT OPENThis symbol, wherever used, alerts you to the pre-sence of un-insulated and dangerous vo

2Dear Customer:PrefaceThanks for choosing LTO HPA4 4-Channel Headphone Amplifier and thanks for choosing the one of resultsof LTO AUDIO TEAM job and r

TABLE OF CONTENTS31. INTRODUCTION...

41. INTRODUCTIONThank you very much for expressing your confidence in LTO products by purchasing our HPA4 4-Channel Head-phone Amplifier. With the HPA

1. Direct In InputThe Direct In Input is used to feed the external program sources into the main signal path, comparing to the MainInput on the rear p

3.2 The Rear Panel2122191817201615619. Headphone Out120. Headphone Out221. Headphone Out322. Headphone Out417. Main Input ConnectorsThese connectors a

4. INSTALLATION & ONNECTIONC4.1 Mains Connection4.2 Audio connectiona. Wiring Configurationunbalanced modes, which will be determined by the actua

4.3 Rack ountingMThe most secure mounting is on a universal rack shelf available from various rack manufactures or your musictemperature devices such