Features Parts and Controls Charging the Unit Connecting to
Contents
1. AUDIO IN HONES 1 Input select switch 2 iPod iPhone iPad connecting port 3 lt USB port 4 GAIN select switch For details see To set the GAIN according to the headphones of Listening to Music 5 CHG charge indicator Lights up red while you are charging the unit 6 Power Volume knob Turns on off the unit and adjusts the volume Rotate the power volume knob clockwise to turn on the power rotate it further to increase the volume Rotate the power volume knob counterclockwise to decrease the volume rotate it further until it clicks to turn off the power 7 POWER indicator Lights up green when the power is turned on When the battery level is low the indicator lights up orange AUDIO IN jack PHONES headphones jack Charging the Unit The unit contains a rechargeable lithium ion battery which should be charged before using it for the first time The CHG charge indicator lights up red while you are charging the unit Charging is completed in about 4 5 hours then the indicator turns off automatically 1 Turn off the unit 8 9 2 Connect the unit to your booted computer using the micro USB cable supplied This unit Computer EEES t e Micro USB cable supplied Notes e Use only the micro USB cable supplied Do not charge the unit using any other USB cable When t2. 444369341 1 iPod iPhone iPad Digital connection Direct digital audio data transfer from iPod iPhone iPad USB Audio 96 kHz 24 bit compatible PC jitter free USB Audio with Asynchronous Transfer Mode over USB USB input accepts up to 96 kHz 24 bit high resolution audio signal Selected parts for high quality sound Uses high quality parts normally associated with high end audio components 35 um thick copper for printed circuits film capacitors etc Isolated analog and digital circuits to minimize unnecessary internal electrical noise Custom ICs designed for high sound quality High quality DAC Maximum sampling rate 96 kHz 24 bit quantization Operational Amplifier ultra low distortion low noise high slew rate for analog signal Headphone Amplifier IC Current feedback architecture high slew rate OCL output capacitor less with Split power supply Aluminum case Aluminum shielded case to prevent external interference noise e Zinc die cast bumper Protects the volume knob and plugs connectors from external impact e GAIN select switch Allows headphones of a wide range of impedances to be used e Battery life Approx 10 hours for analog mode Approx 5 hours for iPod iPhone iPad digital mode Charging time Approx 4 5 hours No charging during power on operation Compatible with many music players Silicone belts supplied for convenient fastening of connected music player to the unit and Co
3. Charging the unit WALKMAN By using the audio cable for WALKMAN supplied the unit can amplify the signal directly without the built in amplifier of the WALKMAN 1 Connect the WALKMAN to the AUDIO IN jack using the audio cable for WALKMAN supplied This unit WALKMAN T Audio cable for WALKMAN supplied 2 Set the input select switch to AUDIO IN 3 Turn on the connected WALKMAN Compatible WALKMAN models The unit supports WALKMAN models with an WM PORT 22 pin The WM PORT is a dedicated multi terminal connector used to connect a WALKMAN to its accessories Notes e The unit only supports the audio playback function of the WALKMAN Turn on your WALKMAN before operating the unit e If you connect a WALKMAN without an WM PORT see Other devices for details Sony is not liable for damage erasure to recorded data caused by using a WALKMAN connected to the unit Some operations may not be possible with the unit even if you use the supported WALKMAN The WALKMAN will not be charged when connected to the unit Depending on the WALKMAN Dynamic Normalizer Equalizer VPT Virtualphones Technology DSEE Digital Sound Enhancement Engine or speaker output optimizer etc may be set to on If the sound is distorted set these settings to off Sound is not output from the head
4. case connect the AUDIO IN jack of the unit to the analog audio output of the computer If the battery level is too low the unit may not turn on even when connected to a computer or an AC outlet using the recommended USB AC adaptor optional In this case charge the unit For details see Charging the unit Continued overleaf 2012 Sony Corporation Printed in China Other devices You can enjoy listening to audio devices including smartphones and portable music players with the unit Before connecting turn down the volume on the device and turn off the unit 1 Connect the audio device to the unit using the audio cable stereo mini supplied This unit Other device AUDIO IN Audio cable stereo mini supplied 2 Set the input select switch to AUDIO IN 3 Turn on the connected audio device Notes If you connect the unit via a device with a built in radio or tuner broadcasts may not be received or sensitivity may be reduced significantly If there is noise in broadcasts locate the unit farther away from the connected device and check whether reception improves If you are listening to music too loudly the battery may drain even if the unit is connected to a computer or an AC outlet using the recommended USB AC adaptor optional If the battery level is too low the unit may not turn on even when connected to a computer or an AC outlet using the recommended USB AC adaptor optional
5. In this case charge the unit For details see Charging the unit Listening to Music Notes Di T Connect the stereo mini plug to the unit PHONES e This unit does not support monaural headphones headphones with a remote control or headsets with a microphone 1 Connect the headphones to the unit 2 Connect an audio device to the unit For details see Connecting to the Audio Device 3 Rotate the power volume knob clockwise to turn on the unit The POWER indicator lights up Rotate the power volume knob clockwise further to turn up the volume The POWER indicator lights up green when the unit is turned on When the battery level is low the POWER indicator lights up orange Note When the unit is connected to a computer for the first time it may take a while to recognize the unit 4 Start playback on the connected audio device 5 Adjust the volume Adjust the volume by the power volume knob Depending on the headphones the volume may remain low even if you turn the volume up to the max In this case turn off the unit set the GAIN select switch to HIGH then turn on the unit In normal use the setting should be LOW For details see To set the GAIN according to the headphones Tip e When connecting a device such as a smartphone or portable audio player adjust the volume on the connected device beforehand Depending on the device audio output setting
6. 30pin USB cable 1 Audio cable for WALKMAN 1 Micro USB cable 1 Stereo mini cable 1 Silicone belt 4 Protection sheet 1 Operating Instructions this manual 1 Recommended accessory USB AC adaptor AC UD20 optional Operating environment Compliant OS Windows 7 Starter SP1 or later Home Basic SP1 or Frequency range 10 Hz 100 kHz AUDIO IN input Distortion 0 01 or less 1 kHz Supported impedance 89 6000 Maximum input 1 Vrms AUDIO IN Maximum output when using the built in lithium ion rechargeable battery Approx 175 mW 175 mW 8 Q 10 distortion Approx 26 mW 26 mW 300 Q 10 distortion Audio output later Home Premium SP1 or later Stereo mini jack Professional SP1 or later Ultimate SP1 or Only a 3 pole stereo mini plug is later supported Other plugs including 2 pole Windows Vista mini plug or 4 pole stereo mini plug are Home Basic SP2 or later Home Premium not supported SP2 or later Business SP2 or later ae Ultimate SP2 or later Audio input Windows XP Stereo mini jack Micro USB type B Dedicated connector for iPod iPhone iPad Operating temperature Home Edition SP3 or later Professional SP3 or later Media Center Edition 2004 SP3 or later Media Center Edition 2005 SP3 or later 0 C to 40 C Mac OS X 10 5 8 or later Charging temperature CPU Pentium II 266 MHz or better 5 C to 35 C USB port USB 2 0 Full Speed Power
7. 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 Macintosh and Mac OS are trademarks of Apple Inc registered in the U S and other countries e Microsoft Windows and Windows Vista are registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries All other trademarks and registered trademarks are trademarks or registered trademarks of their respective holders In this manual TM and marks are not specified
8. the computer away from the unit Restart the audio playback software Turn off the connected audio device then turn on it again Sound is interrupted when connecting to the computer The CPU of your computer is overloaded Exit other applications Other USB devices are connected to your computer and being used simultaneously Quit operating other USB devices The remote control of the headset does not work Remote control operation is not supported by this unit The microphone of the headset does not work Headset microphones are not supported by this unit A connected radio or TV cannot receive a signal Noise is generated Keep the connected device away from the unit On Safety Do not put weight or pressure on this unit as it may cause the unit to deform during long storage Do not drop the unit or subject it to external shock as it may cause a malfunction Clean the unit with a soft dry cloth e If there is noise while listening to the radio etc move the unit farther away from the connected device On placement Do not place the unit in a location where it is Subject to extreme high temperature such as in a car with its windows closed Subject to direct sunlight or near a heat source Subject to mechanical vibration or shock Subject to a magnetic field such as near a magnet speaker or TV Subject to excessive dust Included items PHA 1 this unit 1
9. 4 443 693 41 1 SONY Portable Headphone Amplifier Operating Instructions e MNO PHA 1 http www sony net For the customers in the USA Owner s Record The serial number is located at the bottom of the unit Record these numbers in the spaces provided below Refer to them whenever you call upon your Sony dealer regarding this product Model No PHA 1 Serial No Information If you have any questions about this product you may call Sony Customer Information Service Center 1 800 222 7669 or http www sony com Declaration of Conformity Trade Name SONY Model No PHA 1 Responsible Sony Electronics Inc Party Address 16530 Via Esprillo San Diego CA 92127 USA Telephone 858 942 2230 No 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 You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment Note 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 inte
10. cro USB cable supplied Check that the computer is turned on and not in standby sleep or hibernation mode Check that the unit and the computer are directly connected and not via a USB hub Try the USB connection procedure again in cases other than those stated above The USB port of the connected computer may have a problem Connect the unit to another USB port of the computer if available AUSB AC adaptor that is not recommended is being used The unit is turned on Charging methods that are not supported may not be possible The battery is fully charged If the battery is fully charged the CHG charge indicator red may blink and go off and the charging may not be started This is not a malfunction For details see Charging the Unit Ifthe unit is not used for a long time the CHG charge indicator may take a while to light up red when you connect it to your computer In this case do not disconnect the micro USB cable from the unit and wait until the CHG charge indicator lights up red Charging time is too long Check that the unit and the computer are directly connected not via a USB hub The cable which is not supplied is used AUSB AC adaptor that is not recommended is being used Noise is generated When connecting an audio device to the AUDIO IN jack of the unit adjust the volume of the connected device then turn up the volume of the unit Keep
11. he unit is connected to the computer for the first time it may take time to recognize the unit If the unit is not used for a long time the CHG charge indicator may take a while to light up red when you connect it to your computer In this case do not disconnect the micro USB cable from the unit and wait until the CHG charge indicator lights up red e While the unit is on the battery is not charged If you turn on the unit while the unit is charging the charge is interrupted Charge the battery in an ambient temperature of between 5 C to 35 C If you try to charge the battery outside this range the CHG charge indicator may flash in red and the battery will not charge If the computer enters standby sleep or hibernation mode while the unit is connected to the computer the charging will not be completed properly Check the setting of the computer before connecting to the unit The CHG charge indicator red will turn off automatically when the computer enters standby sleep or hibernation mode In this case charge the unit again Connect the unit directly to a computer using the micro USB cable supplied Charging may not be completed properly by an indirect connection such as via a USB hub When the battery is full the CHG charge indicator may not light up red When charging has finished the CHG charge indicator may flash in red This is not malfunction When storing the unit for a long time avoid a place s
12. phone jack of the WALKMAN when it is connected to the unit e You cannot adjust the volume of the WALKMAN when a WALKMAN is connected to the unit Computer You can play music files on your computer with the unit For details see Specifications overleaf This unit Micro USB cable supplied 1 Start your computer 2 Connect your computer to the lt USB port of the unit using the micro USB cable supplied 3 Set the input select switch to USB Tip The unit supports USB 2 0 USB 2 0 Full Speed as an audio device Notes e If you are listening to music too loudly the battery may drain even if the unit is connected to a computer or an AC outlet using the recommended USB AC adaptor optional If you are listening to music loudly with the unit connected to a computer the POWER indicator may flash in red or the sound may be interrupted This is not a malfunction In this case turn down the volume When the unit is connected to the computer for the first time it may take time to recognize the unit The unit is not guaranteed to operate via a USB hub or USB cable extension Use the supplied USB cable only Do not disconnect a USB device while operating To disconnect a USB device from the unit stop playback then turn off the unit to prevent damage to data Digitally broadcast sound may not be output from a computer s USB port In this
13. rference in a 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 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 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 For the customers in Canada This Class B digital apparatus complies with Canadian ICES 003 For the customers in the USA and Canada RECYCLING LITHIUM ION BATTERIES Lithium lon batteries are recyclable CY RS C A You can help preserve our environment by returning your Li lon used rechargeable batteries to the collection and coon recycling location nearest you AS For more information regarding recycling of rechargeable batteries call toll free 1 800 822 8837 or visit http www rbrc org N Ke KX Caution Do not handle damaged or leaking Lithium lon batteries
14. s may be required To set the GAIN according to the headphones You can set the GAIN select switch according to the connected headphones default LOW To change the GAIN setting turn off the unit and set the GAIN select switch to HIGH Fastening the Audio Device to the Unit You can fasten a connected device to the unit using the silicone belts supplied How to use the silicone belts supplied Mount the connected device on the unit Insert the lugs of the silicone belts into the slots on one side of the unit Pull the belts over and insert the lugs in the slots on the other side as shown below There are 4 silicone belts supplied Tip e f the audio device does not mount on the rubber rails of the unit insert the protection sheet supplied between this unit and the audio device to reduce scratching Notes Sony is not liable for damage to an audio device caused by using the silicone belts e The silicone belts are not guaranteed to fasten all audio devices Troubleshooting If you run into any problems using this unit use the following checklist and read the product support information on our website Should any problem persist consult your nearest Sony dealer No sound Check that the unit and the audio device are connected correctly Check that the connected device is turned on Check that the unit is turned on Check that the input select switch is in the correct position for the connec
15. source e The unit is not guaranteed to operate DC 3 7 V built in lithium ion rechargeable with all computers batter e The unit is not guaranteed to operate y g with home built computers operating Battery life systems that are personally upgraded AUDIO IN Approx 10 hours iPod iPhone iPad Approx 5 hours Charging time Approx 4 5 hours when using the unit at 1 mW 1 mW output 24 Q Time may vary depending on the immediate environment or conditions of use 2 Time required for empty battery to recharge Dimensions Approx 67 mm x 26 mm x 130 mm 2 3 4 1 Vie x 5 s in w h d projecting parts are not included Mass Approx 220 g 8 oz Supported sampling frequencies bit USB input Maximum 96 kHz 24 bit or multiple operating systems The unit is not guaranteed to operate with functions such as system suspend sleep or hibernation on any computer Design and specifications are subject to change without notice Trademark Notices e WALKMAN and WALKMAN logo are registered trademarks of Sony Corporation iPad iPhone iPod iPod classic iPod nano and iPod touch are trademarks of Apple Inc registered in the U S and other countries 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
16. t The volume control of your computer or the audio playback software is set to suppress the sound Cancel the setting The computer does not recognize the unit as a USB device Restart your computer The CD ROM drive does not support the digital reproduction function Use a CD ROM drive that supports the digital reproduction function Digitally broadcast sound may not be output from a computer s USB port In this case connect the AUDIO IN jack of the unit to the analog audio output of the computer Low sound Turn up the volume of the connected device Turn up the volume of the unit When using high impedance headphones set the GAIN select switch to HIGH Use headphones that have a stereo mini plug The unit supports headphones that have a stereo mini plug If you use headphones headset with a remote control or microphone there may be low sound or no sound The unit does not turn on Charge the battery of the unit When battery life reduces to half the battery is approaching the end of its service life Consult your nearest Sony dealer for replacement Distorted sound If the audio device is connected to the AUDIO IN jack of the unit turn down the volume of the connected device Set the equalizer setting of the connected device to off Charge the battery of the unit The battery cannot be charged Check that the unit and your computer are firmly connected using the mi
17. ted audio device Turn up the volume of the connected device Turn up the volume of the unit Ifthe POWER indicator does not light up charge the battery Connect the headphone plug firmly to the unit Check that the connected headphones are stereo not monaural The unit does not support the monaural headphones Do not connect monaural headphones It may cause a malfunction When connected to a computer there is no sound or the sound is not played back properly Turn up the volume of your computer or software If the unit was connected to the computer while using audio playback software restart the audio playback software Ifthe computer enters standby sleep or hibernation mode while the music is played back by using the audio playback software restart the audio playback software Check that the sound device settings of your computer are correct For Windows 7 Windows Vista Click the Start menu select Control Panel Hardware and Sound Sound Playback tab select PHA 1 for the playback device then click Set default For Windows XP Click the start menu select Control Panel Sounds Speech and Audio Devices Sounds and Audio Devices Audio tab then select PHA 1 for Default device in the Sound playback menu For Macintosh Click the Apple menu select System Preferences Sound Output tab then select PHA 1 for Select a device for sound outpu
18. the unit is connected to a computer or an AC outlet using the recommended USB AC adaptor optional The unit only supports the audio playback function of an iPod You cannot transfer music to your iPod from the unit Do not connect an iPod that is not supported The unit is not guaranteed to work with an iPod that is not supported Sony is not liable for damage erasure to recorded data caused by using an iPod connected to the unit Do not disconnect the iPod while operating To connect disconnect the iPod to from the unit stop playback then turn off the unit to prevent damage to data An iPod will not be charged when connected to the unit If the sound is distorted set the equalizer to OFF or Flat on your iPod Turn on your iPod touch iPhone before connecting it to the unit Depending on the iPod the sound may become loud suddenly when you adjust the volume If the battery level of the iPod is too low charge the iPod Music volume may vary depending on the ring tone of the iPhone and its application Refer to the operating instructions of your iPhone If the iPhone is set to silent mode the ring tone may not be heard from the headphones Refer to the Apple website for details of the operating environment of your iPod If the battery level is too low the unit may not turn on even when connected to a computer or an AC outlet using the recommended USB AC adaptor optional In this case charge the unit For details see
19. ubject to high temperatures When storing the unit for more than 1 year charge the battery every six months to prevent over discharge To charge the battery from an AC outlet Use the USB AC adaptor AC UD20 optional For details refer to the Operating Instructions supplied with the USB AC adaptor This unit AC UD20 Micro USB cable supplied Connecting to the Audio Device iPod For details of compatible models see Compatible iPod iPhone iPad models In the Operating Instructions iPod iPhone and iPad are collectively described as iPod except in special cases iPod This unit 30pin USB cable supplied 1 Turn on the iPod 2 Connect the iPod to the unit using the 30pin USB cable supplied 3 Set the input select switch to the center position Compatible iPod iPhone iPad models You can use the unit with only the following models Update your iPod iPhone or iPad to the latest software before use iPod touch 4th generation jPod classic 80GB iPod touch 3rd generation iPhone 4S iPod touch 2nd generation iPhone 4 iPod nano 6th generation iPhone 3GS iPod nano 5th generation iPhone 3G iPod nano 4th generation iPad 3rd generation iPod nano 3rd generation iPad 2 jPod classic 120GB 160GB iPad 2009 iPod classic 160GB 2007 Notes e If you are listening to music too loudly the battery may drain even if
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