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Oppo HA-2 User Manual
Oppo HA-2 User Manual

Oppo HA-2 User Manual

Portable headphone amplifier / usb dac
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Summary of Contents for Oppo HA-2

  • Page 1          ...
  • Page 2 The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operation and maintenance (servicing)instruction in the literature accompanying the appliance. WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRICSHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAINOR MOISTURE.
  • Page 3 “Made for iPod”, “Made for iPhone”, and “Made for iPad” mean that an electronic accessory has been designed to connect specifically iPod®, iPhone®, iPad®, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards.
  • Page 4 USB DAC. The HA-2draws upon the success of the HA-1 desktop headphone amplifier, and is optimized for portable use. Featuring a hybrid class AB amplifier and a USB DAC supporting 384 kHz PCM and DSD256, the HA-2 offers high performance digital-to-analog...
  • Page 5 Power/Volume Knob: Turn this knob clockwise to turn on the unit and increase the volume. Turn it counterclockwise to decrease the volume. Turn it counterclockwise until it clicks to turn off the unit. Power Indicator: A green light indicates that the power is on.
  • Page 6 USB OTG feature. This port is also used for charging the HA-2’s internal battery. Power Bank Indicator: A blue light indicates that the HA-2 is supplying power to a connected device via the USB A port. Battery Level / Charging Indicators: Four green lights indicate the HA-2’s internal battery level.
  • Page 7 This unit has a built-in rechargeable lithium polymer battery. It should be charged before use. Connect the USB micro-B port of the HA-2 to the supplied VOOC Rapid Charger using the included USB A – USB micro-B data and rapid charging cable. Plugging the charger into a power outlet will begin charging the HA-2’s battery, and...
  • Page 8 The Charging Indicators on the side of the unit may show the following statuses: < 25% Fully Charged 100%    ☼     ☼    ☼      ☼  Legend: ...
  • Page 9 Press and hold the Battery Check / Power Bank Button until the blue Power Bank Indicator lights up. The HA-2 is now supplying power to the mobile device. Press and hold the Battery Check / Power Bank Button again until the blue Power Bank Indicator goes off when you no longer need to supply power to the mobile device.
  • Page 10 For Mac, no driver is required. You may need to select the HA-2 as the sound output device by going into System Preferences / Sound in Mac OS X. For PC, please download the HA-2 USB driver from the OPPO Digital web site (www.oppodigital.co.uk) and...
  • Page 11 To listen to music, you can connect a pair of headphones to the headphone jack, or connect an amplifier or a pair of powered speakers to the line-out jack. Plug the headphones into the Headphone Jack of the unit. Connect the unit to your music source according to the connections described above.
  • Page 12 Headphone Devices (right) The HA-2 has two gain levels. The low gain (L) level is intended for use with high sensitivity headphones and In-Ear Monitors (IEMs). The high gain (H) level can be used for other headphones if you feel that the volume is too low in low gain level even when the Power/Volume Knob has been rotated to the maximum volume position.
  • Page 13 For Apple products connected to the USB A port or playback software that supports USB volume, the HA-2’s internal 32-bit digital volume control will be usedso there will be no loss of resolution or truncation of audio samples.
  • Page 14 Charge the unit until the battery is full before using. The volume is too low. Adjust the volume of the source device, and/or adjust the volume of the HA-2. Incorrect connection to the source device. Please check the connection by referring to the “Source Device Connection”...
  • Page 15 General 2.5 x 6.2 x 0.5 Dimensions inches, (W x H x D) 68x 157 x 12mm Weight 6.2 oz, 175 grams Frequency Response 20 Hz – 200 kHz Audio-in Level 1 Vrms Line-out Level 1Vrms @ 0 dBFS Recommended Headphone 16 Ohm –...
  • Page 16 native mode only) USB 2.0, USB Profile Audio 2.0 Battery 3000 mAh lithium polymer Built-in Battery type rechargeable battery Approx. 13 hours for analog source via Audio-in; Battery Operation Time approx. 7 hours for digital sources via USB Approx. 1 hour 20 Charging Time minutes Designs and specifications are subject to change without...
  • Page 17 © 2014 All rights reserved. OPPO Digital UK Ltd 42 Hellesdon Park Road, Norwich, Norfolk, NR6 5DR. www.oppodigital.co.uk service@oppodigital.co.uk +44 0845 060 9395 51980338V1.0...
  • Page 18 www.oppodigital.co.uk...