miniDSP NANOAVR HD User Manual

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Home Theater Series
AVR HD
NANO
AVR HDA
NANO
H
-
IGH
RESOLUTION
User Manual
mi niDSP Ltd, Hong Kong /
www.minidsp.com
HDMI A
UDIO
/ Features and speci fi cations subject to change wi thout pri or noti ce
P
ROCESSOR
1

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  • Page 1 Home Theater Series AVR HD NANO AVR HDA NANO HDMI A RESOLUTION UDIO ROCESSOR User Manual mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 2 Added nanoAVR HDA, HDMI channel mode, 17 March 2015 smartphone app Updated firmware upgrade procedure, iOS app 20 May 2015 mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 3: Table Of Contents

    FCC Class B Statement ..........................6 CE Mark Statement .............................7 What's included ............................7 A Note on this Manual..........................7 Product Overview .............................9 Typical usage – nanoAVR HD ......................9 Typical usage – nanoAVR HDA ......................10 Installation and setup ..........................11 Hardware connectivity ........................11 2.1.1 HDMI input and output ......................
  • Page 4 Automated method ........................ 39 Additional information..........................40 Specifications ..........................40 Troubleshooting ..........................41 MCU Firmware upgrade ......................... 43 Obtaining Support.......................... 45 mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 5: Important Information

    MPORTANT NFORMATION Please read the following information before use. In case of any questions, please contact miniDSP via the support portal at minidsp.desk.com. YSTEM EQUIREMENTS To configure the nanoAVR, you will require a Windows PC or Apple Mac OS X computer with the following...
  • Page 6: Disclaimer/Warning

    ISCLAIMER ARNING miniDSP cannot be held responsible for any damage that may result from the improper use of this product or incorrect configuration of its settings. As with any other product, we recommend that you carefully read this manual and other technical notes to ensure that you fully understand how to operate this product. The nanoAVR is a powerful tool, and misuse or misconfiguration, such as incorrectly set gains or excessive boost, can produce signals that may damage your audio system.
  • Page 7: Ce Mark Statement

    CE M TATEMENT The nanoAVR HD/HDA has passed the test performed according to European Standard EN 55022 Class B. S INCLUDED Your nanoAVR package contains:  One nanoAVR HD or nanoAVR HDA HDMI audio processor ...
  • Page 8 Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 9: Product Overview

    YPICAL USAGE NANO In its most typical application, the nanoAVR HD connects between an HDMI source such as a Blu -ray player and an A/V receiver, providing an unmatched level of audio tuning flexibility for home theater applications. The second HDMI input allows connection of a second device such as a media streamer or computer/HTPC.
  • Page 10: Typical Usage - Nanoavr Hda

    In this case, volume control is done digitally in the nanoAVR HDA itself, using a remote control or the miniDSP smartphone app. The analog outputs of the nanoAVR HDA can also be connected to multichannel analog inputs of an A/V receiver, A/V preamp, or any other component with multichannel analog inputs.
  • Page 11: Installation And Setup

    Apple Macs with a Thunderbolt port can be connected to the nanoAVR with the use of a Thunderbolt to HDMI adapter cable. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 12: Analog Outputs (Nanoavr Hda Only)

    Note that HDMI audio and the analog outputs are simultaneously active. Always be sure to turn off all equipment before connecting or disconnecting audio signal cables. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 13: Dc Power

    To configure the nanoAVR via USB, connect the USB port of the nanoAVR to a USB 2.0 port on your computer using the supplied cable. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 14: Ethernet

    (link-local) addresses will be assigned. For this to work correctly, your PC must be set to allow automatic IP addresses (that is, it must not be set to a static IP address). mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 15: Software Installation

    User Downloads section of the miniDSP website. This link is visible when you have logged into the site with the account you created when purchasing. Navigate to the nanoAVR section of User Downloads, then to nanoAVR HD/HDA downloads. Download the zip file under the heading nanoAVR HD/HDA plug-in.
  • Page 16: Mac Os X

    If you haven’t updated these recently, you should download and install the latest versions prior to runnin g the miniDSP install program. To install the miniDSP software, open the Mac folder of the download, and double-click on the nanoAVR_BM.dmg file to open it in a new window. Then double-click on the installer program, Install nanoAVR_BM.app.
  • Page 17: Configuring The Nanoavr

    Note: during initial configuration of the nanoAVR, it is recommended that the connected HDMI output device be muted. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 18: Connecting To The Nanoavr

    It is recommended that the first time you connect, use Restore Config to ensure a known starting state. Thereafter, use Synchronize Config. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 19: Global Settings

    The Mute button disables all audio output: The Channel Mode selector controls how the nanoAVR outputs audio over HDMI. See Channel mode below. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 20: Configure Signal Routing

    Note: To rename an input channel, click on its label and type in a new name (maximum of eight characters). mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 21: Output Channel Setup

    The meters can also be used during normal operation to monitor for or to help locate level or gain structure problems. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 22: Parametric Eq

    HIGH_SHELF and LOW_SHELF filter types, this is the gain in dB reached at high or low frequencies respectively. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 23 Other filter types can be created by switching to Advanced mode. In this mode, the coefficients of each filter “biquad“ are entered individually. The coefficients will need to be calculated by a filter design program. A useful spreadsheet for a number of filter types is available on the miniDSP.com website – see the application note Advanced Biquad Programming.
  • Page 24: Crossover Settings

    Available in 12 dB/octave only, a Bessel filter gives a more gradual roll off through the crossover region. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 25 For other types of filter and filter slopes, use Advanced mode. This mode allows you to enter the coefficients of eight biquads directly into the interface. The coefficients will need to be calculated by a filter design program. A useful spreadsheet for a number of filter types is avail able on the miniDSP.com website – see the application note Advanced Biquad programming.
  • Page 26: Compressor

    The delay value can be entered numerically, and the up and down arrows can be used to change the delay in small (0.02 ms) increments. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 27: Invert And Mute

    Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 28 Then click Close. To turn off low frequency mixing for a channel, simply click on the gain control box to set it to Off. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 29: Channel Mode

    The number of audio channels that the nanoAVR signals on its HDMI output to the downstream HDMI device is selected by the Channel Mode dropdown selector: mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 30: Working With Configurations

    Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 31: Saving And Loading Configurations

    Tip: To copy a configuration from one preset to another, simply save the configuration to a file, then select a different preset and load the file. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 32: Restoring To Defaults

     PEQ filter frequency, gain, and Q Space The Space bar toggles buttons that have two states, such as Bypass, Invert, and Mute. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 33: Using The Nanoavr

    SING THE NANO Once configured, the computer is not required to operate the nanoAVR. The front panel, an infrared remote, or the miniDSP smartphone app can be used to control:  Preset selection  HDMI input selection  Master volume (remote control and smartphone app only) ...
  • Page 34: Infrared Remote Control

    Note: changing the selected configuration preset with the remote will cause the user interface to disconnect. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 35: Smartphone Control App

    4.4 S MARTPHONE CONTROL APP The nanoAVR HD and nanoAVR HDA can be controlled with the miniDSP control app for An droid and iOS (Apple) smartphones and tablets. To control the nanoAVR over the network, connect an Ethernet from the nanoAVR's Ethernet port to a free port on your Ethernet router or switch.
  • Page 36: Acoustic Measurement

    COUSTIC MEASUREMENT To obtain most accurate equalization results with the nanoAVR, acoustic measurement will be required. This section provides a brief introduction. For more information, see the Applications section of the miniDSP.com website. 5.1 W HAT IS ACOUSTIC MEASUREMENT An audio or home theater system has a frequency response on each channel, which includes the response of the electronics, the loudspeaker, and the listening room.
  • Page 37: Performing Acoustic Measurements

    To perform an acoustic measurement, connect a computer with HDMI or Thunderbolt output to one of the inputs of the nanoAVR and select that input. The miniDSP UMIK-1 measurement microphone (or other measurement hardware) can be connected to a USB input on the computer.
  • Page 38: Adjusting Equalizer Settings

    Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 39: Automated Method

     Equalizing your home theater system with the nanoAVR and UMIK-1  Bass management with the nanoAVR mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 40: Additional Information

    Power supply 5 VDC single supply @ 600mA, 2.1 mm center-positive Dimensions (H x W x D) 31 x 161 x 110 mm (nanoAVR HD) 47 x 161 x 110 mm (nanoAVR HDA) mi niDSP Ltd, Hong Kong / www.minidsp.com...
  • Page 41: Troubleshooting

    Check that Master Volume is not at a low level. Double-check the routing screen to ensure that inputs are correctly routed to outputs. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 42 Confirm the file format of your file (.xml). Cannot reload a configuration Confirm the version of the file. mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 43: Mcu Firmware Upgrade

    6.3 MCU F IRMWARE UPGRADE miniDSP may periodically provide an update to the nanoAVR HD/HDA MCU firmware to enable new features. The most recent MCU firmware is always included in the installation folder of the plug-in download. Note that firmware update is currently supported only on the Windows platform.
  • Page 44 This file will have a name like nanoAVR_v1_23.hex. The status will show that the hex file has loaded successfully: mi niDSP Ltd, Hong Kong / www.minidsp.com / Features and speci fi cations subject to change wi thout pri or noti ce...
  • Page 45: Obtaining Support

    12. Close the PIC32 Bootloader program window. 6.4 O BTAINING UPPORT 1. Check the forums on miniDSP.com to see if this issue has already been raised and a solution or solutions provided. 2. Contact miniDSP via the support portal at minidsp.desk.com with: a.

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