Optoma BM21-B User Manual
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Optoma BM21-B User Manual

Optoma BM21-B User Manual

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使用说明书（印刷时请删除此页）
尺寸
材质
工艺
成型方式
履历页
版本
页次
V1.0
所有
V1.1
目录、11
85×85mm-公差±2mm
封面两页 157g 铜版纸，内页内页 80g 双胶纸
单黑双面印刷，封面覆哑膜
钉装
更新内容
在 BM21-B 中性 V1.2 英文版的基
础上文件名更新为 BM21-G
更 新 页 码 ， 更 新 单 词
househlod
"
更新时间
2020-08-27
2021-03-30
"
为

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Summary of Contents for Optoma BM21-B

  • Page 1 封面两页 157g 铜版纸，内页内页 80g 双胶纸 工艺 单黑双面印刷，封面覆哑膜 成型方式 钉装 履历页 版本 页次 更新内容 更新时间 V1.0 所有 在 BM21-B 中性 V1.2 英文版的基 2020-08-27 础上文件名更新为 BM21-G V1.1 目录、11 更 新 页 码 ， 更 新 单 词 2021-03-30 househlod “ ” 为...
  • Page 2 household “ ”...
  • Page 3 BM_Series_Speaker User Manual Note: All the pictures in this manual are for reference only, please refer to the actual product.

  • Page 4: Table Of Contents

    Contents 1. Important Information .............. 1 2. Safety Warnings and Precautions .......... 2 3. FCC Statement ................8 4. Special statement ..............12 5. Product Appearance ..............15 6. Product Usage ................17 7. Common faults and troubleshooting ........29 8.

  • Page 5: Important Information

    Important Information This manual Contains the precautions and the product usage. Please read and understand all the instructions before using the device. The damage caused by failure to follow the instructions is not covered by the warranty. Please keep this manual properly.

  • Page 6: Safety Warnings And Precautions

    Safety Warnings and Precautions 2.1. Be careful of electric shock or fire! 2.1.1. This device is not waterproof, please keep it dry; if water is immersed in this product, please shut down immediately and contact the customer service centre according to the prompt provided by the customer service centre before using it again.
  • Page 7 2.1.3. This device should be turned off and unplugged before lightning storms. 2.2. Be careful of short circuit or catching fire! 2.2.1. Before connecting this device to an electrical outlet, please make sure that the power supply voltage matches the voltage value printed on the back or bottom of the product.
  • Page 8 2.3.1. Never place this device or any objects on a power cord or other electronic devices. 2.3.2. If this product is transported at a temperature below 5℃, please unpack the product and wait until the temperature reaches room temperature before connecting it to a power outlet.
  • Page 9 internal parts of the product! 2.4. Be careful overheat! 2.4.1. Never install this device in an enclosed space. Always leave at least 4 inches space around the product for ventilation. 2.5. Children's health 2.5.1. This device and accessories may contain some small parts, please keep them out of the reach of children to avoid danger.
  • Page 10 high-performance materials and components. 2.6.2. Never dispose of this product with other household wastes. Please understand the local regulations on the sorting collection of electronic, electrical products and batteries. 2.6.3. Proper disposal of these products helps to avoid potential negative effects on the environment and human body health.
  • Page 11 microfiber cleaning cloth. 2.8. Maintenance & servicing 2.8.1. Please contact professional service personnel for all repair services; 2.8.2. Please do not insert any sharp object into the inside of the device; 2.8.3. Please do not drop or hit the device to avoid damaging it.

  • Page 12: Fcc Statement

    FCC Statement This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the...
  • Page 13 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation.
  • Page 14 particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: -- Reorient or relocate the receiving antenna.
  • Page 15 circuit different from that to which the receiver is connected. -- Consult the dealer or an experienced radio/TV technician for help. This symbol, affixed to the product or its packaging, indicates that the product must not be processed with household waste. It must be brought to an electric and electronic waste collection point for recycling and disposal.

  • Page 16: Special Statement

    help in preventing potentially negative consequences for the environment and human health. The recycling of materials helps preserve our natural resources. For further information regarding the recycling of this product, please contact your municipality, local waste disposal centre or the store where the product was purchased.
  • Page 17 are copyright protected. Anyone copying the contents of this product and instructions without the authorization of this company will bear the corresponding legal responsibilities. 4.2. This manual is for reference only. The actual final functions are subject to the actual ordering of the customer and the actual functions of the product received.
  • Page 18 reserves the right to make improvements on and changes to the product appearance and design without prior notice. Bluetooth words and trademarks are owned by Bluetooth SIG, Inc.

  • Page 19: Product Appearance

    Product Appearance...
  • Page 20 a. Type-C port b. 4-section 3.5 mm audio input/output hole c. Volume down Button d. Bluetooth Button e. Microphone mute Button f. Answer/hang up Button g. Volume up Button h. Power Button...

  • Page 21: Product Usage

    Product Usage 6.1. Turn on/off the device Long press and hold the power key for 2 seconds to turn on or off the device. 6.2. Bluetooth 6.2.1. When Bluetooth is not connected, long press to turn Bluetooth on/off; 6.2.2. When Bluetooth is connected, long press to disconnect the current Bluetooth connection.
  • Page 22 6.3.1. Mode 1: Connect the computer/conference plat (Windows or Mac) to this device via USB cable. 6.3.2. Mode 2: Connect this device with the original AUX audio cable (4 sections). 6.3.3. Mode 3: Connect this device with Bluetooth. The Bluetooth indicator will flash to indicate that the device is in Bluetooth pairing state.
  • Page 23 device list. Please refer to the nameplate at the bottom of the device for the name of bluetooth (when the conference panel is connected to the wireless omnidirectional mic speaker, USB bluetooth adapter is required to ensure the stability of bluetooth connection) 6.3.4.
  • Page 24 into the computer, and turn on the device to enter the Bluetooth pairing status (If you use a USB Bluetooth adapter to connect to the conference plat, please connect it to the front-mounted USB port of the conference plat to ensure best use effect);...
  • Page 25 If it is necessary to re-pair the USB Bluetooth audio adapter to the new wireless omni-directional speaker, the distance between the USB Bluetooth audio adapter and the wireless omni-directional speaker should be controlled within 3 meters. When Bluetooth is disconnected from the wireless omni-directional speaker, long press and hold the Bluetooth key for 9 seconds to enter the binding mode.
  • Page 26 adapter, the USB Bluetooth audio adapter will be rebound successfully within 30 seconds. Note: to connect computer/conference plat with USB Bluetooth audio adapter, it is necessary to set this device as the default playback and recording device in the computer/conference plat sound setting interface.
  • Page 27 connection modes at the same time so as to support simultaneous access of multiple parties for the conference. 6.5. Answer/hang up call *This device can only use the function of answering and hanging up the phone when connecting to the phone.
  • Page 28 6.5.3. When there is an incoming call, long press and hold the“ ”key for 3 seconds to reject the call. 6.6. Mute microphone When the device is connected to Bluetooth or plugged into a AUX audio cord or USB cord, short press the microphone mute key to turn the microphone on or off.
  • Page 29 6.8. Bluetooth status/Settings Statu Indicat State This state is descripti actionable status Blue Waiting Long press the lights bluetooth button flashin bluetooth 3s to enter S4; connectio Long press the bluetooth button 9s to enter S3 Blue Bluetooth Long press the...
  • Page 30 light is connected bluetooth button always 3s to enter S1 White Repair Long press the lights status bluetooth button flashin with USB 3s to enter S1 bluetooth adapter White Bluetooth Long press the light is function bluetooth button always turned 3s to enter S1...
  • Page 31 6.9. Charging the Device 6.9.1. Connect the original power adapter(5V/2A) with USB cable for charging. 6.9.2. Use the selected wireless charger to charge the device (this device has the wireless charging function. In order to ensure the charging quality and charging safety, it is suggested that you purchase this wireless charger via proper channel).
  • Page 32 power key will flash; when fully charged, the green indicator of the power key will be normally on. 6.10. Checking the battery In the power-on state, short press the power key to view the current remaining electric quantity. When the light bar displays 5 squares, the battery is full.

  • Page 33: Common Faults And Troubleshooting

    Common faults and troubleshooting The following table contains common faults and their solutions. Please read it carefully. Fault Possible Cause Solution Unable to Low or no Connect the turn on the electricity adapter to device charge Shut down Insufficient Connect the automaticall electric adapter to...
  • Page 34 while No sound Is the Select the connection correct sound correct? Is the source input; volume turned adjust the device...
  • Page 35 Unable to Is there any Please use the work with mistake in using original USB the USB cable? cable to make a call. Unable to Is there any Please use the work with mistake in using original AUX the AUX cable? cable (4 sections) to make a call.
  • Page 36 Invalid key The key may Long press be accidentally and hold the touched. power button for 8seconds to reset the system. Unable to The charging Replace it with a charge the device is in charging device device fault or the with normal battery is functions...

  • Page 37: Key Specifications

    Key Specifications Frequency band(s): 2402-2480MHz(BT) Maximum power transmitted: 13dBm FCC Statement Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a...
  • Page 38 residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
  • Page 39 • Increase the separation between the equipment and receiver. • Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. FCC Caution: This device complies with Part 15 of the FCC Rules.
  • Page 40 accept any interference received, including interference that may cause undesired operation. Non-modification Statement: Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

  • Page 41: Radiation Exposure Statement

    Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator and your body. ISED Statement This device complies with Industry Canada licence-exempt RSS standard(s).
  • Page 42 (2) This device must accept any interference, including interference that may cause undesired operation of the device. Radiation Exposure Statement This equipment complies with Canada radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator &...

  • Page 43: Déclaration D'exposition Aux Radiations

    L'exploitation est autorisée aux deux conditions suivantes: (1) l'appareil ne doit pas produire de brouillage, et (2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d'en compromettre le fonctionnement. Déclaration d'exposition aux radiations Cetéquipementestconforme Canada limitesd'exposition aux radiations dans un environnement non contrôlé.
  • Page 44 de 20cm entre le radiateur et votre corps. A distance of 20cm shall be maintained between the antenna and users, And the transmitter may not be co-located with any other transmitter or antenna.

This manual is also suitable for:

Bm seriesBm21-g

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