Huawei VPM220W User Manual

Microphone array

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HUAWEI VPM220W Microphone Array
V100R001

User Guide

Issue
01
Date
2013-9-15
HUAWEI TECHNOLOGIES CO., LTD.

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Table of Contents
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Summary of Contents for Huawei VPM220W

  • Page 1: User Guide

    HUAWEI VPM220W Microphone Array V100R001 User Guide Issue Date 2013-9-15 HUAWEI TECHNOLOGIES CO., LTD.
  • Page 2 Notice The purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
  • Page 3: About This Document

    The symbols that may be found in this document are defined as follows. Symbol Description Indicates a hazard with a high level of risk, which if not avoided, will result in death or serious injury. Issue 01 (2013-9-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 4 Indicates a tip that may help you solve a problem or save time. Provides additional information to emphasize or supplement important points of the main text. Issue 01 (2013-9-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 5: Table Of Contents

    2.2 Placing the VPM220W ..............................5 2.3 Turning On or Off the Power Switch ..........................5 2.4 Connecting to the Videoconferencing Endpoint ......................5 2.5 Muting or Unmuting the VPM220W ..........................6 2.6 Checking Indicators ..............................7 2.7 Switching the Work Mode ............................8 2.8 Checking the Volume ..............................
  • Page 6: Overview

    HUAWEI DP300 videoconferencing endpoint. The VPM220W uses three microphones spaced 120 degrees apart, offering 360-degree audio pickup at a radius of up to 6 meters. The VPM220W offers premium audio input to videoconferencing endpoints, significantly contributing to a more pleasant conference experience.
  • Page 7: Components

    You can easily store and maintain the VPM220W without disconnecting cables. Incorrect  cable disconnection may lead to microphone unavailability. High-Quality Audio The VPM220W supports 360-degree audio pickup at a radius of up to 6 meters.  The VPM220W delivers high-quality audio using frequency compensation technologies. ...
  • Page 8: Compatibility With Videoconferencing Endpoints

    HUAWEI VPM220W Microphone Array User Guide 1 Overview 1.3 Compatibility with Videoconferencing Endpoints The VPM220W is compatible with the following videoconferencing endpoint models: HUAWEI TE30  HUAWEI TE40  HUAWEI TE50  HUAWEI TE60  HUAWEI TE80  HUAWEI DP300 ...
  • Page 9: Installation

    VPM220Ws of the same site by tapping the mute button. The VPM220W has a power switch on its base. You can turn off this switch if the VPM220W is not to be used for a long period of time. For details about the indicator status, see Checking Indicators.
  • Page 10: Placing The Vpm220W

    The VPM220W has arc-shaped rubber pads on its base to prevent it from sliding. You can place the VPM220W on a conference table. To ensure optimal voice quality, pay attention to the following: Place the VPM220W on a stable surface and keep it away from obstacles so that it can  effectively pick up sounds.
  • Page 11: Muting Or Unmuting The Vpm220W

    2 Installation Figure 2-2 VPM220W network The VPM220W supports manual and automatic Wi-Fi connection. Manual connection: When you use the VPM220W for the first time or move it outside  the connected Wi-Fi network range, the VPM220W automatically searches for an available Wi-Fi network.
  • Page 12: Checking Indicators

    User Guide 2 Installation 2.6 Checking Indicators There are five indicators on top of the VPM220W and there is a charging status indicator on the charger base. The indicators display the VPM220W work status. Table 2-1 lists the indicator status.
  • Page 13: Switching The Work Mode

    2.9 Charging the VPM220W You can recharge the VPM220W using the charger base. Place the VPM220W on the charger base and use the USB cable to connect the charger base to a power adapter or a computer's USB port. Issue 01 (2013-9-15) Huawei Proprietary and Confidential Copyright ©...
  • Page 14 User Guide 2 Installation When the VPM220W has no battery installed, do not connect its USB port to any power supply, as doing so may shorten the VPM220W's service life. Risk of explosion if battery is replaced by an incorrect type.
  • Page 15: Mono And Stereo

    A single VPM220W can work in stereo mode. 3.1 Mono and Stereo Configurations You can configure the mono and stereo modes for the VPM220W on a videoconferencing endpoint. For details about configurations, see Table 3-1.
  • Page 16: Mono And Stereo Collection

    3.2 Mono and Stereo Collection Mono Mode When VPM220Ws are cascaded or a VPM220W works in mono mode, all the microphones in the VPM220W collect sounds from all directions. The VPM220W then transmits the best quality sounds collected by one of the microphones to the videoconferencing endpoint.
  • Page 17: Upgrade

    About This Chapter The VPM220W supports two software upgrade methods: automatic upgrade and tool upgrade. You can upgrade the VPM220W after connecting it to the videoconferencing endpoint over Wi-Fi. During the upgrade, all three microphone indicators are blinking blue at the same time.
  • Page 18: Upgrade Using The Upgrade Tool

    The computer is connected to the videoconferencing endpoint using a straight-through  cable, crossover cable, or switch. Context When the VPM220W is connected to a HUAWEI TE30, the upgrade tool cannot be used to upgrade the VPM220W. Procedure Step 1 Power on the computer and videoconferencing endpoint.
  • Page 19: A Safety Precautions

    Without prior written consent, no organization or individual is permitted to make any  change to the structure or safety design of the device. Huawei Technologies Co., Ltd. is not liable for any consequences or legal issues resulting from such changes.
  • Page 20 Do not scratch or damage the shell of the device. This may cause the device to  malfunction. Any resulting paint flecks may lead to skin allergies. Cleaning Requirements Before cleaning the VPM220W, stop using it and disconnect it from the power supply.  Use a soft cloth to clean the device. ...
  • Page 21 However, there is no guarantee that interference will not occur in a particular installation. If this device does cause harmful interference to radio or television reception, which can be determined by turning the VPM220W off and on, the user may take one or more of the following measures: Reorient or relocate the receiving antenna.
  • Page 22 HUAWEI VPM220W Microphone Array User Guide A Safety Precautions Connect the VPM220W into an outlet on a circuit different from that to which the  receiver is connected. Consult the dealer or an experienced radio or TV technician for assistance.
  • Page 23: B Technical Specifications

    Power supply and power Input voltage range 100 V to 240 V AC (50 Hz/60 Hz) Output voltage 5±5% V DC Operating power consumption Standby power 0.7 W Issue 01 (2013-9-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.
  • Page 24 (H x W x D) in. x 11.62 in. x 7.60 in.) Net weight 0.12 kg Gross weight (with 0.58 kg the device, cables, and package) Charger base weight 72.5 g Issue 01 (2013-9-15) Huawei Proprietary and Confidential Copyright © Huawei Technologies Co., Ltd.

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