Maker hart JUST COMBO V Owner’s Manual

**Maker hart JUST COMBO V Owner’s Manual

**

Thank you for purchasing JUST COMBO V.
For best product performance and correct usage, please read this user manual carefully in advance.

Features

48V/1.5V power supply mode
This allows connecting one 3.5mm condenser microphone, dynamic microphone, or electret condenser microphone.
Stereo 4-input/2-output/MIC input
4 audio inputs can be connected simultaneously; each track has an independent volume adjustment knob. The output can be through headphones and speakers.
USB Audio Output
24 bit/96kHz USB audio supports audio transmission to computers and some mobile devices with OTG technology.

Bluetooth Mode

1. Connects to a mobile device via Bluetooth, for audio output to the mixer for mixing.
2. Connects to Bluetooth headphones, to output audio signal from mixer to Bluetooth headphones.

USB mute module
When you’re using the USB output audio signal, this button can be pressed to quickly mute the USB output audio signal.

USB mute module only controls computer audio output. This function will not work if USB is not connected to a computer.

Specifications

• Amplification gain: 20dBm
• Current consumption: 320mA (max)
• Power supply: USB 5V/1A
• Bluetooth: 5.0
• Exterior dimensions: 167 x 61 x 26 mm/6.6″ x 2.4″ x 1″±10
• Weight: 100 g/3.52oz ±10(main body

Accessories

• USB transformer 5V1A ×1
• L-type USB power cord ×1
• TRS-to-TRS audio cord ×1
• USB mute module ×1
• User manual ×1

Panel Functions

This product requires using TRS audio cord; TS audio cords cannot be used with this product.

USB Audio Transmission

Supports Windows 7/8/10 and Mac OS.
Supports some mobile devices with OTG technology

USB Mute Module

USB mute module only controls computer audio output. This function will not work if USB is not connected to a computer.

Microphone power supply mode

Unpowered microphone
When using an uncharged microphone, switch to 0V; otherwise the microphone may be damaged.

Bluetooth Settings

Connecting mobile device/Bluetooth headphones

1. Connect the JUST COMBO V’s USB power, then power on.
2. Turn on mobile device’s Bluetooth or Bluetooth headphones.
3. Press Bluetooth switch / .
4. After successful pairing, blue light will stay lit.
5. Output mobile device audio to mixer for mixing, or output mixer audio to Bluetooth headphones.

Use either mobile device’s Bluetooth or Bluetooth headphones.

• Operating ambient temperature: 5℃∼40℃
• Operating frequency band: 2.4GHz

Quick Operation

1. Connect headphones/Active speakers/microphones to audio inputs/outputs.
2. Connect USB to a computer or power supply, and connect USB MUTE to USB Mute Module.
3. Adjust the volume of each track/main volume. Use moderate volume levels, to avoid distortion.

When an audio cord is inserted into Line In, this will cut off the Bluetooth audio input and change it to the external audio source’s input.

Important Notes

About Power Sources

• We recommend that the power source not be used together with other devices in order to prevent noise.
• Before connecting other devices, please disconnect the power of all other devices in order to avoid causing damage to the product or its functions.
• Do not use a shared circuit power supply with a device that generates line noise, such as electric motors or lighting systems with dimmer functions.
• Do not step on or place heavy objects on the power cord to avoid damaging it.
• When unplugging the power supply, hold the head of the plug and do not pull the cord itself.
• If the device is not going to be used for a period of time, please disconnect the power.

Maintenance

• To clean, wipe with a soft dry cloth or a damp cloth. To remove stubborn stains, use a mild, non-corrosive cleaning agent. Be sure to use a soft dry cloth to wipe the device dry.
• Do not use benzene, thinner, alcohol or any type of solvent to prevent the possibility of discoloration or deformation.

Storage

• Do not leave this device in an environment subject to extreme temperatures, such as a closed vehicle under direct sunlight.
• Avoid using the product in dusty, humid or high-vibration environments.
• Using this device near a loudspeaker or other device connected to a large power source will easily cause noise.

Extra Precautions

Turn off the power and disconnect the USB 5V/1A Adaptor adapter from the electrical outlet immediately if:

• The USB power adapter or power cord is damaged; Smoke or smell is detected.
• If any external object is inserted into the device, or if the device comes into contact with liquid.
• The device is not functioning properly or the performance has changed significantly.

FCC Statements

Unlicensed frequency band: this equipment is in compliance with Part 15 of the FCC Rules. The operation must meet the following two conditions:

1. This equipment will not cause harmful interference.
2. Any interference which is received by this equipment, including the resulting unwanted interference to users.

(15.21) Warning: Changes or modifications not expressly approved by the compliant party may invalidate your rights to operate the equipment.

1. The antenna of this equipment must be kept at least 20 cm away from any person to be in compliance with the FCC RF exposure compliance requirements.
2. This emitter must not be located at the same place as any other antenna or emitter, nor can it be used together with any other antenna or emitter. It applies to the restriction of B-type digital equipment.

This equipment has been tested and proved to be in compliance with the restrictions of B-type digital equipment in Part 15 of FCC Rules. The purpose of these restrictions is to provide reasonable protection against harmful interference from residential installation. This equipment will generate, use, and radiate RF energy, which could cause harmful interference to radio communication if it is not installed and used according to the instructions. However, it cannot be guaranteed that there will not be any interference during specific installation. If this equipment actually causes harmful interference to radio or TV reception (which can be confirmed by turning on and off the equipment), users are recommended to correct such interference using any one or more measures below:

• Readjust reception direction or antenna position.
• Increase the distance between the equipment and the receiver.
• Connect the equipment to the socket with the circuit difference from the receiver.
• Seek assistance from distributor or an experienced radio/TV technician.

Support

MAKER HART INDUSTRY CORP.
No.32.Keji 1st Rd.,Guishan Township,
Taoyuan County 33383 Taiwan
Email: info@makerhart.com
http://www.makerhart.com

https://www.facebook.com/Makerhart2015/

References

• Maker hart Industry Corp.

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