HA-1 User Manual Common
Contents
1. L D e ANALOG INPUT o DIGITAL INPUT E o E N a gt o9 TLN baianed Audio in AES EBU Coaxial Optical USBDAC PRE OUT e oppo En e j Suso Au Out LR baianed AG Out gt HA HEADPHONE AMPLIFIER TRIGGER t r 10 LUNES En CRT e Optical Digital Audio Input You can connect a device with an optical digital output into the Optical Digital Audio Input of the HA 1 using an optical cable also known as a TOSLINK cable The digital signal will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled OPTICAL on the Source Selection screen and OPTI on the remote control Optical TOSLINK Cable Optical Out e e DIGITAL INPUT S O Al A se oF e AESIEBU Coaxial tical USBDAC Oppo En TRIGGER tidad 7 9 d ga In Out L a es AES EBU Digital Audio Input You can connect a device with an AES EBU digital output into the AES EBU Digital Audio Input of the HA 1 using an XLR 3 110 ohm digital cable The digital signal will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled AES EBU on both the Source Selection screen and the remote2. El 7 O Out o 9 AUDIO IN I amt XLR Cables Triggers When used as pre amplifier the Trigger Output of the HA 1 can be connected to the trigger input of a stereo power amplifier using a 3 5 mm mono to mono mini jack cable When the HA 1 is turned on the Trigger Output will supply a 12 V voltage signal so the connected power amplifier can be turned on automatically The Trigger Output can supply up to 100 mA current The Trigger Input of the HA 1 can be connected to the trigger output of a source device or surround sound processor This allows the HA 1 to be turned on and off together with the connected device The use of Trigger Output or Trigger Input is not required You can always manually turn on or off the HA 1 using the POWER button on the front panel or remote control Input Signal Connections The OPPO HA 1 supports multiple analog and digital input connections Depending on your intended usage please connect one or more input sources to the HA 1 RCA Stereo Audio Inputs You can connect an audio device with RCA analog outputs into the HA 1 using a pair of RCA cables The analog signal will be amplified and sent to the headphone and line level outputs This input source is labeled RCA on both the Source Selection screen and the remote control o Audio Interconnect Cables Je T
3. Input Format Stereo PCM Sampling Frequencies 44 1 kHz 48 kHz 88 2 kHz 96 kHz 176 4 kHz 192 kHz Word Length 16 bit 24 bit USB DAC Audio Input USB B Type Input Format Stereo PCM Stereo DSD DoP v1 1 or native PCM Sampling Frequencies 44 1 kHz 48 kHz 88 2 kHz 96 kHz 176 4 kHz 192 kHz 352 8 kHz 384 kHz PCM Word Length 16 bit 24 bit 32 bit DSD Sampling Frequencies 2 8224 MHz DSD64 5 6448 MHz DSD128 11 2896 MHz DSD256 native mode only Profile USB 2 0 USB Audio 2 0 Mobile USB Audio Input USB A Type Input Format Stereo PCM PCM Sampling Frequencies 44 1 kHz 48 kHz Profile USB 2 0 USB Audio 2 0 VBUS Power Output 5V 2 1A Bluetooth Audio Input Standard Bluetooth 2 1 EDR Profile AP SPP AVRCP A2DP Audio Transmission Format SBC aptX 22 DAC Performance Specifications Specification XLR Output RCA Output Output Level 4 6 0 3 Vrms 2 3 0 3 Vrms Frequency Response Tested with 10 dBFS 384 kHz 10 Hz 170 kHz 0 3 dB 20 Hz 20 kHz 0 0 07 dB 10 Hz 170 kHz 0 3 dB 20 Hz 20 kHz 0 0 07 dB THD N at 1 kHz A Weight 20 Hz 20 kHz lt 0 00056 lt 105 dB lt 0 00056 lt 105 dB 1 kHz 60 dBFS A Weight 20 Hz 20 kHz Channel Separation gt 105 dB gt 105 dB Signal to Noi
4. SPECTRUM Balanced N HEADPHONE AMPLIFIER HA 1 15 The following configuration screens are available Home Screen Selection You can choose one of three screens to be the Home Screen for your HA 1 The Home Screen is displayed when the HA 1 is in its normal operation mode Status default text based display Status information about the current source and audio stream Spectrum A dynamic spectrum display corresponding to the audio signal e VU Meter A pair of traditional VU meters indicating the audio signal level HOME SCREEN SELECTION SPECTRUM Screen Dimmer Setting You can adjust the brightness of the Front Panel Display The following selections are available Normal default The Front Panel Display will operate at full brightness Dim The Front Panel Display brightness will be dimmed e Off The Front Panel Display will be turned off Any user interaction will turn on the display temporarily to provide you with visual aid The display turns off again when the HA 1 returns to its normal operation mode SCREEN DIMMER Remote COAX OPTI AES EBU 000 RCA XLR DIMMER NORMAL You can also quickly adjust the Screen Dimmer setting by pressing the DIMMER button on the remote control Each press of the button moves to the next Screen Dimmer selection Mute Operation When using the HA 1 as both a headphone amplifier and a pre amplifier it may be desirable to mute the Pre amplifier Out
5. S AUDIO Out 9 e INALOG INPUT DIGITAL INPUT e O gt Pine qe o AES EBU Coaxial Optical USBDAC gt OP uis 9 Oppo En SI ME C Je i R L LL EY Stereo use Oat n Out b e LR Saloon Audio Out 4 Dares e A XLR Balanced Audio Inputs You can connect an audio device with XLR balanced outputs into the HA 1 using XLR balanced cables The analog signal will be amplified and sent to the headphone and line level outputs This input source is labeled XLR on both the Source Selection screen and the remote control XLR Cables AUDIO OUT Eee amp ANALOG INPUT L DIV NZ 5 1 USBDAC o _ Sene nan udo Out Der ere Coaxial Digital Audio Input You can connect a device with a coaxial digital output into the Coaxial Digital Audio Input of the HA 1 using a coaxial digital 75 ohm cable The digital signal will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled COAXIAL on the Source Selection screen and COAX on the remote control Coaxial Digital Cable d Coaxial Out
6. Switch to Mobile USB Audio Input RCA Switch to RCA Stereo Audio Input XLR Switch to XLR Balanced Audio Input DIMMER Dim the front panel display BT MOBILE USB RCA XLR DIMMER O Battery Installation The remote control comes with the battery pre installed When the original battery runs out replace it with a new CR2032 button battery To replace the battery insert a straightened paper clip into the battery tray release hole at the end of the remote control and push The battery tray will pop slightly open Pull out the battery tray with the remote control buttons facing down Pay attention to the battery orientation while taking out the old battery Place a new battery into the tray following the correct orientation by matching the polarity marks on the battery and the tray The battery s positive side the flat end that has a sign on it should face down and sink into the tray while its negative side the rounded end should face up Slide the battery tray back into the remote until it clicks Test the remote to make sure it works well after the battery replacement Dispose of the used battery immediately and responsibly Using the Remote Control Oppo Volume Source o Balanced A A iPod iPhone iPad HEADPHONE AMPLIFIER HA 1 30 30 N Within about 26 ft When using the remote control the IR Emitter on the front of the remote should be pointed towards the IR Sensor Window on the HA 1 within a 3
7. control XLR 3 Digital Cable gt fe DIGITAL INPUT e Optical USB DAC Digital Out ca NATMERDPHONE PUER TRIGGER ZA oj vm s e d J O 1 vwmm J 00 2 The Coaxial Optical and AES EBU Digital Audio Inputs accept stereo PCM signals only Compressed audio signals such as Dolby Digital or DTS are not supported USB Type B Audio Input You can connect your computer directly to the HA 1 using a USB A to USB B cable This will allow your computer to function as the digital source and you will be able to use whatever playback software you prefer to output audio through the HA 1 The digital signal will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled USB DAC on the Source Selection screen and USB on the remote control 10 Type A Male USB 2 0 Cable Type B Male Ed USB Port DIGITAL INPUT E Coaxial Optical USB DAC HA HEADPHONE AMPLIFIER 110 120V 220 240V e Note Depending on the operating system and playback software used driver software specific software settings and configurations may be required in order t
8. b et e beats 9 RGA Stereo AUdio Inptls gt 5 2 c otio eite eei t t reru e LM LL tiet usce duh reis UE 9 XER Balanced Audio Inputs nec A E cde e edle 9 Coaxial Digital Audio Irp t ool a a dente a duda paa dade EM 9 Optical Digital Audio InpUt aio iR e ER c e EE ee E esc pe ie eir dis 10 AES EBU Digital Audio InpUt 5 3 0 e er d tege ote iae teh e rr AARE Tee 10 USB Type B Audio putita 10 Mobile JSB Audio p tt cc eh n e eb db a dee e D b eb d lil 11 Bluetooth Audio Connection sise 11 Bluetooth Sell iia A As 12 Using the OPPO HA tc An ne nn ne fier ee dan ren en Den rien dar 13 Basie Operations 2 tada co ne Mec ail dde Me dl ere oe E teni Lose ans at A 13 Power On Oir A A A A A A ea esis 13 The Front Panel Display E 13 Source Selection E ad 13 MAS O O OTAN 14 M tter ate dal e ib caia 14 Playback Control ui A o io 15 Advanced Operations as ah e Ia LAL Uh hee 15 Home Scraerni Selection tre a a ex pa ee rada i tietie 16 Screen Dimmer A ED e oe Dee O AN 16 Muteo OperatlON cita td ads 16 Headphone Gain Selection oooonooconnnicicnncccnnoncccnnonncnnoncncnonnncnnnnn cana c arrancan encarece rra rra 17 Home Theater Bypass Mode este ere ads 18 Reset Factory DefaulESettings ia re nn AA ai delete 20 References eo dvds ecd ted A ne en sa eee seeder den dan Dee ou wut es rene de 21 Usage Notes A
9. is a fully balanced differential design with a Class A power amplifier circuit that is capable of driving the most difficult of headphones Throughout the design process our emphasis was in keeping the audio signal in the analog domain once it leaves the DAC The HA 1 is anchored by a robust toroidal power transformer with linear power regulators and filters with custom made capacitors to ensure the headphone amplifier has a clean power source with plenty or energy reserves Users have the choice between using a 4 pin balanced XLR or traditional quarter inch 6 35 mm headphone connection The power amplification section uses hand picked and paired discrete components to ensure symmetry The volume control knob is motor driven and can be adjusted either by hand or via remote control while keeping the audio in the analog domain Line level RCA and balanced XLR analog inputs and outputs are available and built in monitoring and protection circuitry guards against short circuiting overloading and DC offset The HA 1 is ideally suited for high resolution digital audio It includes coaxial optical balanced AES EBU digital inputs as well as an asynchronous USB DAC controlled by a 16 core XMOS chipset that supports both PCM and DSD formats The same ESS 9018 Sabre Reference DAC and output driving state used in our audiophile Blu ray players ensures high resolution performance with extremely low noise and distortion You can easily connect the HA 1 to a
10. 0 angle and a range of about 26 ft 8 meters Remote Control App for Smartphones A free remote control app is available for iPhone and Android based smartphones Please download from the app store of your smartphone The app operates over Bluetooth and has the same functions as the physical remote control Headphone Output Connection You can connect your headphones to the OPPO HA 1 using either a standard 6 35 mm connector or a 4 pin XLR balanced connector If your headphones terminate with a 3 5 mm connector you can use the supplied 3 5 mm to 6 35 mm Headphone Adapter to connect the headphones to the HA 1 For optimal sound quality you can adjust the Headphone Gain between the Normal and High settings in order to properly drive headphones that are very sensitive or require additional power Please refer to the Headphone Gain Selection section in the Advanced Operations chapter of this manual for details A y 6 35 mm or CJ 4 pin XLR ji 1 e The 6 35 mm Headphone Jack and Balanced Headphone Jack cannot be used simultaneously When a 6 35 mm connector is plugged in the Balanced Headphone Jack is muted When plugging and unplugging the 6 35 mm connector please completely insert or pull out the connector in a quick motion Due to the physical shape of the 6 35 mm connector keeping the connector plugged in half way causes a short circuit between the left and right output channels and may trigger the short circuit protection featu
11. 30 seconds and then power it back on If the issue persists please consult the Troubleshooting table or contact an OPPO service center Power the unit off after operation Troubleshooting Use this chart to resolve general operational problems If there are any problems that you cannot resolve please contact your OPPO service center Symptom Possible Cause Solution Reference Page Mute is activated The Press the MUTE button or rotate the Front Panel Display 14 Volume Knob to unmute shows the Mute icon Press the Volume button or rotate the Volume is too low 14 Volume Knob to increase the volume No sound The input source is not Rotate the Source Selector Knob or connected or is not actively press a source button on the remote to 13 playing audio select an active input source Audio cable is not properly Check audio cable Reconnect if 7 8 connected necessary i Remote control is out of Use the remote control within the effective Remote control 6 range range failure Low battery Replace the batteries 5 The protection mechanism Turn off the unit Wait for 30 seconds and 13 is triggered then try again Temporary E E Identify interference by turning off other malfunction Interference from other devices and then relocate or replace the 2 devices y offending device User Manual Updates An updated version of the User Manual may be available online at t
12. ASS STANDARD Variable Volume When the Bypass Fixed Level option is selected you will be asked to confirm again due to the danger of sending a high signal level to the Pre Amplifier Output Please make your selection and push the Source Selector Knob to confirm HOME THEATER BYPASS BYPASS Enabling Home Theater S A Bypass for this input will set the pre amp output to FULL VOLUME Please confirm CANCEL 19 The input sources that are in Home Theater Bypass mode are indicated with a BYPASS banner in the Source SOURCE BYPASS BYPAS AAA ra XD XLR JSB DA Selection screen RCA MOBILE Reset Factory Default Settings If you need to reset the HA 1 to its factory default settings please hold down the Source Selector Knob on the front panel while at the same time press the MUTE button on the remote control All custom settings will be erased and the factory default settings will be loaded The Volume Knob will automatically return to the minimum volume position The HA 1 will automatically turn off after resetting to factory default settings 7 Oppo Source gt POWER O Balanced a iPod iPhone iPad HEADPHONE AMPLIFIER HA 1 20 Reference Usage Notes In order to prolong the life of your headphone amplifier it is recommended that you wait at least 30 seconds before you power it on after powering it off In the case of a malfunction please power the unit off wait for
13. Clean only with a dry cloth Do not block any ventilation openings Install in accordance with the manufacturer s instructions Do not install near any heat sources such as radiators heat registers stoves or other apparatuses including amplifiers that produce heat Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong is provided for your safety If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet Protect the power cord from being walked on or pinched particularly at plug receptacle and the point where it exits from the apparatus Only use attachments and accessories specified by the manufacturer Unplug this apparatus during lightning storms or when unused for long periods of time Refer all servicing to qualified service personnel Servicing is required when the apparatus has been damaged in any way such as when the power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped N WARNING DO NOT INGEST BATTERY CHEMICAL BURN HAZARD The remote control supplied with this product contains a coin button cell battery If the coin button cell batter
14. Phone 5C iPhone 5 iPhone 4S iPad 4th generation iPad mini and iPod touch 5th generation Bluetooth technology also works with any mobile device or computer that supports the Bluetooth A2DP profile Bluetooth Setup When the BLUETOOTH input source is selected the front panel screen displays the Bluetooth connection status If a device has not yet been paired or a previously paired device is not in range the screen will display Not Connected If this is the case you will need to enable Bluetooth on your mobile device search for the OPPO HA 1 and attempt to pair with it After pairing successfully the HA 1 will display that it is Connected Once you have paired a Bluetooth device the HA 1 will attempt to reconnect to it when the device is in range and the BLUETOOTH input has been selected on the HA 1 If a new device needs to be paired but the HA 1 is already connected to a device you will need to disconnect that device in order to pair the new device This can be done by un pairing the HA 1 from the existing device s Bluetooth menu or by temporarily turning off Bluetooth on the existing device If the pairing process fails the HA 1 s Bluetooth status will continue to show Not Connected If that is the case you will need to attempt the pairing process again 12 Using the OPPO HA 1 Basic Operations Power On Off When the HA 1 is initially connected to AC power it stays in standby mode Pressing the Power Button on th
15. Selector Knob 7 IR Sensor Window 2 Power Status Indicator 5 Balanced Headphone Jack 8 Volume Knob 3 6 35 mm Headphone Jack 6 Front Panel Display Window 9 Mobile USB Audio Input Back Panel Connectors o 009 Q 660 000 0 0606 amp ANALOG INPUT DIGITAL INPUT amp ES e Coaxial Optica USB DAC I Stereo Audio In AES EBU XLRBalancedAudioln OPPO HA 1 HEADPHONE AMPLIFIER f f c 4 amp XLR Balanced Audio Out L d a 1 XLR Balanced Audio Input 5 Bluetooth Antenna 9 Coaxial Digital Audio Input 2 Pre Amplifier Output XLR 6 Trigger Input 10 Optical Digital Audio Input 3 RCA Stereo Audio Input 7 AES EBU Digital Audio Input 11 USB Type B Audio Input 4 Pre Amplifier Output RCA 8 Trigger Output 12 AC Inlet Remote Control Remote Control Buttons POWER Toggle between STANDBY and ON POWER MUTE MUTE Mute audio output VOLUME Increase and decrease volume o Q PREV Skip to previous track VOLUME PLAY PAUSE Start or Pause playback NEXT Skip to next track COAX Switch to Coaxial Digital Audio Input M4 1 OPTI Switch to Optical Digital Audio Input C AES EBU Switch to AES EBU Digital Audio Input USB Switch to USB Type B Audio Input OPTI AES EBU BT Switch to Bluetooth Audio Input MOBILE
16. computer via USB and enjoy jitter free music using your preferred playback software For added convenience Bluetooth connectivity with the high quality aptX codec is also available Aesthetically the HA 1 features a classic design with contemporary elements It is housed in a thick aluminum chassis and its familiar volume and source selection knobs are complemented by a high quality TFT LCD display providing convenient access to the HA 1 s intuitive user interface Depending on your preferences or the mood of the music being played you can choose between a classic VU meter a modern spectrum display or a simple informational summary to be displayed on the screen A supplied IR remote and smartphone application via Bluetooth provide additional control and convenience The OPPO HA 1 Headphone Amplifier allows you to fully realize the potential of your high end headphones The HA 1 is a perfect match for OPPO Planar Magnetic headphones and its power and versatility allow it to meet the demands of the most discerning music lover Accessories Ensure that the following accessories have been included with your OPPO HA 1 Headphone Amplifier la User Manual Power Cable about 4 5 feet E Remote Control with Battery Bluetooth Antenna bod A 3 5 mm to 6 35 mm Headphone Adapter Installation Front Panel Controls KT Balanced HEADPHONE AMPLIFIER HA 1 1 Power Button 4 Source
17. dB 20 Hz 20 kHz 0 0 04 dB THD N at 1 kHz Rated Power lt 0 0018 lt 95 dB lt 0 0056 lt 85 dB A Weight 20 Hz 20 kHz 50 mW lt 0 001 lt 100 dB lt 0 0022 lt 93dB Channel Separation gt 120 dB gt 90 dB Signal to Noise Ratio gt 111 dB gt 111 dB A Weight 20 Hz 20 kHz Dynamic Range gt 120 dB gt 115 dB 1 kHz 60 dB A Weight 20 Hz 20 kHz Output Impedance 0 5 Ohm 0 7 Ohm Test condition Volume knob at Max position and an input signal to drive the output with 600 Ohm loads to the rated output power unless otherwise noted 23 51979368 V 1 1 O 2014 OPPO oppo
18. e HA 1 will result in the Power Status Indicator turning blue indicating the HA 1 has powered on When the unit is powering on the OPPO logo will appear on the screen When it is fully ready one of the pre selected Home Screens Status Spectrum or VU Meter will appear Once the HA 1 has powered on pressing the Power Button again will turn the unit off at which time the Power Status Indicator will turn off indicating that it is in standby mode Remote Oppo Source NS Y Balanced N HEADPHONE AMPLIFIER HA 1 The POWER button on the remote control functions in the same way as the Power Button on the front panel of the HA 1 The Front Panel Display When the HA 1 is in its normal operational mode it shows one of the pre selected Status Spectrum or VU Meter screen on its Front Panel Display This is called the Home Screen Selection SPECTRUM VU METER COAXIA PCM 44 1 16 HIGH 16 5 d8 MUTE COAXIAL PCM 44 1 16 HIGH 16 5 dB MUTE STATUS SOURCE COAXIAL AUDIO FORMAT PCM 44 1 16 GAIN LEVEL HIGH VOLUME 16 5 dB MUTE When there is any user operation the Front Panel Display changes accordingly Please use it as the visual aid for all operations Source Selection The active input source can be selected by rotating the Source Selector Knob The Front Panel Display will show a Source Selection screen with the active input source highlighted When the Source Selector Knob is rotated in either direction a
19. en used and installed according to this instruction manual design of C Tick mark This product complies with Australian C Tick electromagnetic compatibility EMC emission requirements according to the requirements of the Radio communications Labelling Electromagnetic Compatibility Notice 2008 Legal Notice Unplug the power cord if you are not going to use the product for an extended period of time Hold the power plug when unplugging Do not pull on the cord e To ensure proper ventilation around this product do not place this product on a sofa bed or rug When installing this product on a wall or bookshelf make sure to provide appropriate space We recommend leaving 4 in 10 cm of free space at the top the sides and the rear High temperature will lead to abnormal operation of this unit Do not expose this unit to direct sunlight or near other heat sources WEEE symbol Correct Disposal of This Product Waste Electrical 8 Electronic Equipment Applicable in the European Union and other European NA countries with separate collection systems This marking on the product accessories or literature indicates that the product and its electronic accessories e g remote handset should not be disposed of with other household waste at the end of their working life To prevent possible harm to the environment or human health from uncontrolled waste disposal please separate these items from other types of
20. he OPPO official website To read or download the latest version of the User Manual click on the HA 1 from the Product list and navigate to the Support tab Occasional updates are needed to reflect new features added to the device since the User Manual was printed As future firmware updates provide new features and functions the online version of the User Manual will be updated accordingly 21 Specifications Designs and specifications are subject to change without notice General Dimensions W x H x D 10 0 x 3 1 x 13 1 inches 254 x 80 x 333 mm Mass 13 0 lbs 5 9 kg Power Supply AC 110 120 V 220 240 V 50 60 Hz auto sensing Power Consumption 70 W operation 0 5 W standby Trigger Input 3 5 V 15 V 10 mA minimum Trigger Output 12 V 100 mA maximum Operating Temperature 41 F 95 F 5 C 35 C Operating Humidity 15 75 No condensation Recommended Headphone Impedance 32 ohm 600 ohm Balanced Headphone Jack Output XLR 4 Pin order 1 L 2 L 3 R 4 R Shell GND 6 35 mm Headphone Jack Output Pin order Tip L Ring R Sleeve GND XLR Balanced Audio Input Input Impedance 15k ohm Maximum Input Level 18 Vrms 27 3 dBu 0 dBu 0 775 Vrms RCA Stereo Audio Input Input Impedance 10k ohm Maximum Input Level 9 Vrms 21 3 dBu 0 dBu 0 775 Vrms Coaxial Optical AES EBU Digital Inputs
21. household waste and recycle them responsibly to promote the sustainable reuse of material resources Made for iPod Made for iPhone and Made for iPad mean that an electronic accessory has been designed to connect specifically to iPod iPhone or 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 Please note that the use of this accessory with iPod iPhone or iPad may affect wireless performance iPad iPhone iPod and iPod touch are trademarks of Apple Inc registered in the U S and other countries Compatible iPod iPhone iPad Models USB works with iPhone 5S iPhone 5C iPhone 5 iPhone 4S iPad 4th generation iPad mini iPod touch 5th generation Bluetooth technology works with iPhone 5S iPhone 5C iPhone 5 iPhone 4S iPad 4th generation iPad mini and iPod touch 5th generation Introduction The HA 1 Headphone Amplifier draws upon the proven circuit design of the BDP 95 and BDP 105 Blu ray Disc players We designed the HA 1 headphone amplifier using the same universal approach we take with our Blu ray players so apart from being a high performance headphone amplifier the HA 1 functions as an asynchronous USB DAC stereo pre amplifier digital audio dock for mobile devices and a Bluetooth audio transport The HA 1 s analog audio section
22. i channel home theater sound system The following diagram shows the typical connection for such a system Surround Sound Processor CD Player n E 9 o me ea seem morn OD O E E Stereo Power Amplifier Front Left Right Speakers a o p S meme o az o o P o o o Surround Speakers Subwoofer Multi channel Power Amplifier In the above system when listening to stereo sources such as the CD player only the stereo power amplifier the HA 1 and the source component need to be turned on Volume is controlled by the HA 1 When listening to multi channel sources all components are turned on and the volume is controlled by the surround sound processor The HA 1 s input source that is connected to the surround sound processor RCA Stereo Audio Input in this example is configured in Home Theater Bypass mode The HA 1 s Pre Amplifier Output level will be exactly the same as the output level of the surround sound processor s front left and right channel output levels because the volume control of the HA 1 is bypassed 18 It is important to configure an input source in Home Theater Bypass mode only if the connected device has its own volume control Do not connect a source device such as a CD player or DVD player without volume con
23. isplay will show the Volume screen and the Volume Knob will also rotate accordingly Note It is possible that the Volume Knob may be inadvertently rotated when the HA 1 is off In order to protect the output device there is a protection mechanism built in to the HA 1 s volume control When the device is powered on if the Volume Knob position is higher than the previously used volume level before the unit was powered off the Volume Knob will automatically return to the previous volume level If the Volume Knob position is less than the volume level before it was powered off the HA 1 will keep the new volume level Mute Pressing the MUTE button on the remote control will disable audio output for the HA 1 and the Front Panel Display will show the Mute icon You can cancel Mute by rotating the Volume Knob pressing the VOLUME button on the remote control or by pressing the MUTE button again 14 Remote p oppo Source Balanced a iPod iPhone iPad HEADPHONE AMPLIFIER HA 1 X For those who use the HA 1 as both a headphone amplifier and a pre amplifier it is possible to assign the MUTE button to the Pre amplifier Output only This way the user can mute the large speakers with the MUTE button while still being able to listen to the headphones Please refer to the Mute Operation section in the Advanced Operations chapter of this manual for details Playback Controls When the active input so
24. ivity and impedance of the headphones in use The following selections are available High default The headphone amplification circuit of the HA 1 applies the high gain level which is about 18dB higher than Normal This setting is recommended for headphones with low sensitivity or high impedance Normal The headphone amplification circuit of the HA 1 applies the normal gain level This setting is recommended for headphones with high sensitivity or low impedance HEADPHONE GAIN HA1 1 x x 1 x x The rule of thumb for selecting the proper gain level is to find a comfortable listening volume that utilizes the upper range of the Volume Knob It is generally better to have the Volume Knob set to a high volume level when using the Normal gain setting rather than having the Volume Knob set to a low volume level when using the High gain setting Note In order to prevent a sudden loud sound from damaging your headphones and hearing please turn down the volume before changing the Headphone Gain setting 17 Home Theater Bypass Mode Each of the HA 1 s input sources can be individually configured to operate in a Home Theater Bypass mode lf an input source is in this mode the HA 1 s volume control is bypassed for the Pre Amplifier Output The Pre Amplifier Output level will be exactly the same as the input signal level unity gain This feature helps when integrating the HA 1 as a high performance stereo pre amplifier into a mult
25. n nr t o ep i pd id ie eae nn der 21 Tod TUE 21 User Manual Updates 52 arre eben a obese edt eb ene ata etes 21 Specifications soccer A O D LIN LIE 22 Important Information CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons 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 ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE DANGEROUS HIGH VOLTAGES ARE PRESENT INSIDE THE ENCLOSURE DO NOT OPEN THE CABINET REFER SERVICING TO QUALIFIED PERSONNEL ONLY THE APPARATUS SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING AND THAT NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON THE APPARATUS A E c 10 11 12 13 Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this device near water
26. new input source is highlighted Once you settle down on an input source by leaving the highlight cursor on it or by pressing the Source Selector Knob the new input source becomes active and the Front Panel Display returns to the Home Screen 13 Remote Oppo Source SOURCE o C COAX OPTI AES EBU USB BT MOBILE o RAS P Balanced iPod iPhone iPad HEADPHONE AMPLIFIER HA 1 You can also switch input sources by directly pressing the appropriate source button on the remote Volume Control Rotating the Volume Knob clockwise or counter clockwise will increase or decrease the volume level The Volume screen will appear to provide a visual reference for the volume level The HA 1 implements its volume control with a pure analog signal path The numeric dB value displayed on the screen is based on the measurement of the Volume Knob position It indicates the approximate gain or attenuation level of the Pre amplifier Output relative to the input signal It is normal for the display value to vary a few dB when the Volume Knob moves in the very low range due to the logarithmic nature of the volume control curve The actual headphone volume depends on the headphones sensitivity the input signal level and the Headphone Gain setting Remote oppo Volume Source VOLUME Balanced N HEADPHONE AMPLIFIER HA 1 You can also adjust the volume level by using the Volume button on the remote control The Front Panel D
27. o enable the computer to play audio into the HA 1 Please visit the HA 1 Support page on the OPPO official website for driver download and additional help guides Mobile USB Audio Input You can connect a compatible iPod iPhone or iPad into the Mobile USB Audio Input port on the front panel of the HA 1 A 30 pin dock connector to USB cable or a Lightning to USB cable that comes with your Apple product is required for this connection The digital audio signal from your Apple product will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled MOBILE on both the Source Selection screen and the remote control HEADPHONE AM PLIFIER HA 1 Note USB works with iPhone 5S iPhone 5C iPhone 5 iPhone 4S iPad 4th generation iPad mini iPod touch 5th generation Bluetooth Audio Connection You can connect a Bluetooth capable mobile device such as a smartphone or digital audio player by enabling Bluetooth on your mobile device and searching for and connecting to the OPPO HA 1 Once successfully paired and connected the Bluetooth digital audio signal will be converted by the internal DAC and sent to the headphone and line level outputs This input source is labeled BLUETOOTH on the Source Selection screen and BT on the remote control 11 HEADPHONE AMPLIFIER HA 1 Notes Bluetooth technology works with iPhone 5S i
28. oppo HEADPHONE AMPLIFIER HA 1 USER MANUAL Made for iPod iPhone JiPad Table of Contents important information pat id dc oia e le lll rela nea era adds oh 1 A A NN 2 CE MarK annan AEN a asi 2 eile AA ON 2 WEEE Symibol 5 eet ne A AA rss 2 Legal Notice M 2 Compatible iPod iPhone iPad Models sise 2 E O O ST RD EE DT TT TU 3 ACCOSSOMOCS A NN 3 E EA NONE NAO 4 Front Panel CONO iron reete trt ape ee e RR URN M ea EN a a aa aeia a era done al diese ant es 4 Back Panel Connectors cana a 4 Remote Control sass T 5 Remote Control Buttons xiii A AR bea 5 Battery Installation nran o edad 5 Using the Remote Controls eerte i rere ia P i ie en e EEEa E ARESTA SASS terne een 6 Remote Control App for Smartphones usines 6 Headphone Output Connection sise 7 Balanced Eleadphone Jack Pin O Ut ire t aa 7 Using the HA 1 as a Pre Amplifier or DAC ii nennen e tnst sti thns entes seines sen nnt stent serra 7 RGA Stereo Audio Outputs ies aide etse epp ld Ped e ide 8 XLR Balanced Audio Outputs ssssssssssssssessseeesese eene entere nenne RR sinn sit rnt rs nre n enne nennen 8 Rep nz 8 Inp t Signal Connections ia theo A Abe e eye b ab i ete be e
29. put while listening to headphones For example if the HA 1 is connected to a pair of active speakers it may be easier to mute the Pre Amplifier Output than to turn off both speakers when you want to listen with headphones The Mute Operation setting is designed for this type of usage lt controls how the MUTE button on the remote control functions The following selections are available 16 Mute All default Both the Headphone Jack and Pre amplifier Output are muted when the MUTE button is pressed This condition is indicated by a Mute icon on the Front Panel Display Mute is cancelled if the MUTE button is pressed again or if the Volume Knob is turned Mute Pre Out Only the Pre amplifier Output is muted when the MUTE button is pressed This is indicated by the word MUTE displayed next to the volume level on the Front Panel Display Mute is cancelled if the MUTE button is pressed again Adjusting the Volume Knob does not cancel mute so that headphone volume can still be adjusted while the Pre amplifier Output is muted Please note that when mute is cancelled the Pre amplifier Output level is determined by the current Volume Knob position Use caution if you listen to the headphones and speakers at significantly different volume levels MUTE OPERATION Remote MUTE ALL Headphone Gain Selection For optimal sound quality you can select the Headphone Gain setting between High and Normal in order to properly match the sensit
30. re of the HA 1 Notes Balanced Headphone Jack Pin out The 4 pin XLR socket for the Balanced Headphone Jack uses the following pin out assignment Balanced G Notes Pin 2 L and pin 4 R are individual signal pins and cannot be tied together as the ground pin for a single ended headphone Never use any adapter to connect the Balanced Headphone Jack to a single ended headphone Using the HA 1 as a Pre Amplifier or DAC The OPPO HA 1 can be used as a pre amplifier or a Digital to Analog Converter DAC by connecting its Pre amplifier Output PRE OUT to a power amplifier or a pair of active speakers The HA 1 offers both RCA and XLR Balanced jacks The output level is controlled by the Volume Knob or remote The output is not muted when a pair of headphones is plugged in It is muted when the remote MUTE button is pressed RCA Stereo Audio Outputs You can connect the HA 1 to a power amplifier or a pair of active speakers with RCA analog inputs using RCA audio interconnect cables Audio Interconnect Cables XLR Balanced Audio Outputs You can connect the HA 1 to a power amplifier or a pair of active speakers with XLR balanced inputs using XLR cables o o o o 9 JS e ANALOG INPUT 5 DIGITAL INPUT egt ont Coaxial Optical USB DAC
31. se Ratio gt 115 dB gt 113 dB A Weight 20 Hz 20 kHz Dynamic Range gt 115 dB gt 113 dB Test condition USB DAC input in Home Theater Bypass mode and the volume knob at Max position Pre amplifier Performance Specifications Specification XLR Input XLR Output RCA Input RCA Output Rated Output Level 4 6 Vrms 2 3 Vrms Frequency Response 10 Hz 200 kHz 0 2 dB 20 Hz 20 kHz 0 0 04 dB 10 Hz 200 kHz 0 2 dB 20 Hz 20 kHz 0 0 04 dB THD N at 1 kHz A Weight 20 Hz 20 kHz lt 0 00056 lt 105 dB lt 0 00071 lt 103 dB Channel Separation gt 120 dB gt 110 dB Signal to Noise Ratio gt 110 dB gt 105 dB A Weight 20 Hz 20 kHz Dynamic Range gt 120 dB gt 115 dB 1 kHz 60 dB A Weight 20 Hz 20 kHz Maximum Gain 100 mVrms input 6 dB 6 dB Test condition Volume knob at Max position and an input signal to drive the output to the rated output level Headphone Power Amplifier Specifications Specification Condition XLR Input Balanced Output RCA Input 6 35 mm Output Maximum Output Power Into 600 Ohm 2400 mW 600 mw Per Channel Into 32 Ohm 3000 mw 3500 mW Rated Output Power Into 600 Ohm 800 mW 200 mw Per Channel Into 32 Ohm 2000 mW 500 mW Frequency Response at Rated Power 10 Hz 200 kHz 0 1 dB 20 Hz 20 kHz 0 0 04 dB 10 Hz 200 kHz 0 1
32. trol to an input source in Home Theater Bypass mode since the high output level may cause damage to downstream amplifiers and speakers Although digital input sources can be configured to Home Theater Bypass mode it is not recommended This is because most digital source components do not offer volume control However if you intend to use the HA 1 as a pure DAC device connected to another pre amplifier with proper volume control you should configure the digital input source to Home Theater Bypass mode This will ensure that the DAC output bypasses the HA 1 s volume control Home Theater Bypass mode only affects the Pre Amplifier Output The Headphone Jack output volume is still controlled by the Volume Knob for sources in Home Theater Bypass mode The Home Theater Bypass setting applies to the current input source Unlike the other settings this setting is per input not global If you need to configure Home Theater Bypass mode for multiple input sources please select each input source and then change the setting The following selections are available Standard Variable Volume default The current input source is in standard mode The Pre Amplifier Output level is controlled by the Volume Knob Bypass Fixed Level The current input source is in Home Theater Bypass mode The Pre Amplifier Output level is fixed at the same level as the input signal and the Volume Knob does not affect the Pre Amplifier Output HOME THEATER BYP
33. urce is the USB DAC Audio Input Mobile USB Audio Input or Bluetooth Audio Input the PLAY PAUSE PREV and NEXT buttons on the remote control are passed on to the computer or mobile device This function allows you to control playback by starting stopping and skipping to the next or previous track Not all software or devices support this function This function does not control devices connected via the Coaxial Optical AES EBU RCA Stereo or XLR Balanced Audio Inputs VOLUME K gt 11 pol COAX OPTI AES EBU USB BT MOBILE Advanced Operations Advanced configuration of the OPPO HA 1 can be accessed by pressing and rotating the Source Selector Knob The basic operations are Press the Source Selector Knob to access advanced configuration screens If the Source Selector Knob is pressed again immediately without any other operations occurring on the current configuration screen the next configuration screen is shown Repeatedly pressing the Source Selector Knob will eventually return you to the Home Screen after looping through all available configuration screens In any configuration screen the current selection is highlighted Rotate the Source Selector Knob to move the selection cursor The highlighted selection becomes active if you leave the selection cursor on it or press the Source Selector Knob to confirm your selection The Front Panel Display returns to the Home Screen after a selection is made HOME SCREEN SELECTION
34. y is swallowed it can cause severe internal burns in just 2 hours and can lead to death Keep new and used batteries away from children If the battery compartment does not close securely stop using the product and keep it away from children If you think batteries might have been swallowed or placed inside any part of the body seek immediate medical attention CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type Batteries shall not be exposed to excessive heat such as sunshine fire or the like WARNING The mains plug is used as disconnect device The disconnect device shall remain readily operable Precautions Before connecting the AC power cord to the appliance make sure the voltage designation of the appliance corresponds to the local electrical supply If you are unsure of your power supply contact your local power company The acceptable power input range is AC 110 V 120 V 220 V 240 V 50 60 Hz e The appliance with CLASS construction should be connected to a mains socket with a protective earth connection e The device receives power from the AC power Source as long as it is connected to the wall outlet even if the device itself has been turned off CE mark This product compiles with European Low C Voltage 2006 95 CE Electromagnetic Compatibility 2004 108 EC and Environmentally friendly Energy related Products 2009 125 EC Directives wh
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