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inout HA4V-R User Manual

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USER MANUAL
Version 1.0

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Summary of Contents for inout HA4V-R

  • Page 1 USER MANUAL Version 1.0...
  • Page 2 HA4V-R User Manual v.1.0 Warranty HA4V-R is covered by 24 month warranty on its electronics parts, starting from the date of purchase. This warranty becomes void in case of tampering with the device and in case of work carried out on it by people that were not authorized by the manufacturer or by an authorized dealer.

  • Page 3: Table Of Contents

    HA4V-R User Manual v.1.0 SUMMARY 1. Installation Introduction Contents of the HA4V-R Safety rules 2. Overview Rear panel overview Front panel overview Amplifier configurations general overview 3. Connections and configurations Remote volume control – VCA CH1 Sum Input signal sensitivity Ground-lift 4.

  • Page 4: Installation

    Thanks to the high voltage circuitry of the power stages, the HA4V-R can even drive high impedance headphones up to 600 ohms, keeping the distortion at very low levels even with a high power output.
  • Page 5 HA4V-R User Manual v.1.0 OBSOLETE DEVICES DISPOSAL • This picture means that the device is European Directive 2002/96/EC compliant. • All electronic and electric devices should be disposed separately from the normal garbage, by specific gathering plants designated by the government or by local authorities.

  • Page 6: Overview

    HA4V-R User Manual v.1.0 Overview 2.1 Rear panel overview 1) AC mains power connector, use the appropriate supplied cable. 2) Protection fuse on mains power 3) Mains power switch 4) Activity mode switch: • To enable the external volume adjustment (VCA) for each channel.
  • Page 7 HA4V-R User Manual v.1.0 2.2 Front panel description 1) Headphones stereo jack connectors 2) “Device ON” LED, powered device. 3) Two-colour LED with indication purpose: Description Indicating = input signal not present or too low green = input signal present...
  • Page 8 HA4V-R User Manual v.1.0 2.3 Power amp configurations general overview Pag. 7...

  • Page 9: Connections And Configurations

    HA4V-R User Manual v.1.0 Connections and configurations 3.1 Volume remote control - VCA There is one connector for each single channel on the amplifier back, where connect a potentiometer to allow volume remote control. To enable the remote control, set the ACTIVITY MODE switch to ON.
  • Page 10 HA4V-R User Manual v.1.0 VOLUME REMOTE CONTROL CONFIGURATION JUMPER MUTE NORMAL 0-10V (DEFAULT) REVERSE 10-0V Pag. 9...

  • Page 11: Ch1 Sum

    HA4V-R User Manual v.1.0 3.2 CH1 SUM On the back of the Amplifier there’s a switch that allows you to switch the input 1 signal to the other channels to avoid additional external links. To enable CH1 SUM set the ACTIVITY MODE switch to ON for each single channel.
  • Page 12 HA4V-R User Manual v.1.0 SWITCHING INPUT 1 SIGNAL TO CHANNEL 2 SWITCHING INPUT 1 SIGNAL TO CHANNELS 2 - 3 - 4 Pag. 11...

  • Page 13: Input Signal Sensitivity

    HA4V-R User Manual v.1.0 3.3 Input sensitivity The amplifier has a circuit inside that allows selecting a different sensitivity for the audio signal incoming to accept low output signal sources. To enable a different sensitivity remove the cover and set the jumpers as shown in the following picture.

  • Page 14: Specifications

    HA4V-R User Manual v.1.0 Specifications 4. 1 Technical features Mains power……………………..… : 230 Vac / 50Hz or 115 Vac / 60 Hz Consumption (during standby)….. : 1 W Mains protection………………..…. : 2,50A retard fuse (3,15A retard fuse for 115Vac ) Maximum Output Level…………...

  • Page 15: Mechanical Dimensions

    HA4V-R User Manual v.1.0 4.2 Mechanical dimensions Pag. 14...

  • Page 16: Block Diagram

    HA4V-R User Manual v.1.0 4.3 Block diagram Pag. 15...

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