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Revision
Description
V1.0
Initial revision
miniDSP Ltd – Hong Kong / Email :
PWR-ICE 250

USER MANUAL

www.minidsp.com
info@minidsp.com
/ Features and Specifications are subject to change without prior notice
Date
26-02-2014
PWR-ICE250 Manual
P 1

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Summary of Contents for miniDSP PWR-ICE 250

  • Page 1: User Manual

    PWR-ICE250 Manual PWR-ICE 250 USER MANUAL Revision Description Date V1.0 Initial revision 26-02-2014 www.minidsp.com miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 2: Table Of Contents

    3.2.1 Load configuration: ...................................21 3.2.2 Save configuration.....................................21 3.2.3 Restore Factory default ..................................21 3.2.4 Upgrade firmware ....................................21 Troubleshooting........................................24 Mechanical drawings ......................................25 miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 3: Product Introduction

    1 Product Introduction PWR-ICE 250 is a Digital Audio Signal Processor (DSP) capable of performing a wide range of applications, from filtering, equalization to time alignment. Using a computer and an ETHERNET connection, you will be able to control your platform from the “plug-in”: an intuitive software application allowing real time modification to your configuration.
  • Page 4: Safety Instructions

    WARRANTY TERMS miniDSP Ltd warrants all our products to be free of from defects in materials and workmanship for a period of one year from the invoice date. Our warranty terms do not cover failure of the product due to an external trigger, misuse, servicing or usage outside of the recommended use.
  • Page 5 IMPORTANT: Always connect the Product to mains through the MAINS IN connector on the Amplifier Unit. DO NOT REMOVE MAINS CONNECTOR GROUND, IT IS ILLEGAL AND DANGEROUS. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 6: System Connectivity

    (i.e. mounted to your speaker). Always plan for a clearance of 12mm with any elements of the rear of the module for a safe distance. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 7: Ac Power 115/230V Switch

    AC power 115/230v switch The PWR-ICE 250 requires to be configured for the AC voltage. Make sure to correctly configure with the correct voltage of your country. Our team will “pre-configure” the module based on your choice in the shopping cart.
  • Page 8: Se Configuration For Stereo Mode / 2X 250W Max @ 4Ohms

    See wiring from the amplifier module and to the speakers. Pay close attention to the polarity (+/-) and OUTPUT numbering. OUTPUT 2 2.3.2 OUTPUT 1 miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 9: Btl Configuration For Bridged Mode (Mono Mode) / 1 X 450W Max @ 4 Ohms

    For that reason, it may require a separate “sealed” enclosure for high power/low frequency applications such as a sub. Please consult the mechanical drawings at the end of this user manual for more info about dimension and recommended cut out. miniDSP Ltd – Hong Kong / Email : info@minidsp.com...
  • Page 10: Audio Connectivity

    PWR-ICE250 Manual 2.3.4 Audio connectivity The PWR-ICE 250 can accept multiple types of audio format (Analog or Digital). The input source is selectable to one of the source (via software) Analog Balanced Audio input connectivity pin out Balanced connection 1 = > Cable Shield 2 = >...
  • Page 11: Digital Link Out

    NOTE: The Digital Link OUT is only a buffered output of the digital Input. Unless you have a digital input (AES/SPDIF) on XLR#2, this output will not be enabled. AES INPUT AES LINK miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 11...
  • Page 12: Features

    WARNING: On some PC, firewalls can block the communication packets used for controlling the PWR-ICE250. Make sure to allow the PWR-ICE plug-in to send packets over UDP and TCP. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 13: Amplifier Key Specifications

    ±25V unregulated auxiliary power supply Selectable Mains 85-132VAC & 170-264VAC System diagram of 250ASX2 module. Amplifier absolute maximum ratings miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 13...
  • Page 14: Amplifier Output Power Specifications

    PWR-ICE250 Manual Amplifier output power specifications miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 14...
  • Page 15: Software Setup

    Step2: Download the PWR-ICE 1x2 package Login with your user account on miniDSP website to gain access to the secure section The latest version of the PWR-ICE 1x2 will be available from the User Downloads section. (http://minidsp.com/userdownloads Step3: Installation Launch the PWR-ICE plug-in Following a successful installation, PWR-ICE plug-in will automatically start and discover modules on the network if already connected.
  • Page 16 Use onboard config: Click on this button to “recover” the configuration that is currently loaded on the PWR-ICE. Unlike other USB miniDSP platforms, the PWR-ICE is able to restore a configuration that was stored on a unit. PC configuration PWR-ICE Cancel: Click on this button to cancel the connection and return to the plug-in.
  • Page 17: Main Page

    2.9.3 Input source selection The first step in configuring your MiniDSP consists in making sure audio is being fed to the input correctly. Two types of inputs can be selected on a PWR-ICE250: - Analog input: XLR analog input OR RCA unbalanced input - Digital input: AES input or SPDIF input (Unbalanced into XLR).
  • Page 18: Channel Mode

    Channel Mode The PWR-ICE 250 runs a 1 x IN, 2 x OUT DSP configuration and will operate under 3 modes selectable from the GUI of the plug-in. Channel 1 (L): Mono input from RCA unbalanced Left, analog XLR input 1 or Digital AES input Left Channel 2 (R): Mono input from RCA unbalanced Right, analog XLR input 2 or Digital AES input Right Mixed L&R (Mixed): Mixed input of RCA unbalanced Left &...
  • Page 19: Analog Outputs

    The log scale graph gives you the equivalent response of the applied filter. By pointing the mouse anywhere on the plotted curve, the dB attenuation and respective frequency are displayed. High Pass Filter Low Pass Filter settings settings miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 19...
  • Page 20: Parametric Equalizer

    Advanced mode for custom biquad programming The Advanced mode can be used for your custom filters of external software such as Room EQ Wizard (REW). For more information about the auto-tuning feature of the miniDSP, please check miniDSP’s website for the following application note.
  • Page 21: Compressor /Limiter

    Click the NetBIOS name listed under the Ethernet device folder to connect to the device. (e.g. Click the name: PWR-ICE2 as shown in the below example) miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 22 “UserDownloads” section. For this example, type: tftp 192.168.1.100 put "C:\pwr-ice2.hex" 10. Hit Enter key to download the firmware to PWR-ICE2 device. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 23 14. The NetBIOS name of the PWR-ICE2 should re-appear as an Ethernet Device under the Device Tree in the PWR- ICE2_1x2 plugin. The firmware upgrade is finalized. miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice...
  • Page 24: Troubleshooting

    - Have a look at our forums to see if someone else already above suggestions had this issue. - Send us an email (info@minidsp.com) with a clear explanation of the symptoms and descriptions of the troubleshooting steps you already performed miniDSP Ltd –...
  • Page 25: Mechanical Drawings

    PWR-ICE250 Manual 4 Mechanical drawings miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 25...
  • Page 26 PWR-ICE250 Manual SIDE VIEW miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 26...
  • Page 27 PWR-ICE250 Manual REAR VIEW + RECOMMENDED OPENING (RED) miniDSP Ltd – Hong Kong / Email : info@minidsp.com / Features and Specifications are subject to change without prior notice P 27...

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