Sony PHA-2 Manuals

WARNING Do not install the appliance in a confined space, such as a bookcase or built-in cabinet. Do not expose the batteries (battery pack or batteries installed) to excessive heat such as sunshine, fire or the like for a long time. The nameplate is located on the bottom exterior. Features ˎ ˎ USB Audio 192 kHz/24 bit, DSD compatible ˎ ˎ iPhone/iPad/iPod* and “WALKMAN” Digital connection ˎ ˎ High-quality analog circuit with dedicated master clock ˎ ˎ High-quality operational amplifier used for line-out signal ˎ ˎ Selected parts for high quality sound * When connecting iPhone/iPad/iPod, use the USB cable supplied with iPhone/iPad/iPod. Parts and Controls  Input select switch  iPhone/iPad/iPod connecting port   (USB) port (for connecting to a computer, and charging the unit)  “WALKMAN” connecting port  GAIN select switch For details, see “Listening to Music.”  OUTPUT SELECT switch For details, see “Listening to Music.”  POWER indicator Lights up green when the power is turned on. When the power is turned on, you can check the battery level by the number of times the indicator flashes. Indicator Battery level Three flashes Full Two flashes Middle one flash Low It is necessary to charge the unit. Always flashes It is necessary to charge the unit. If you continue to use the unit without charging, the unit will turn off after a few minutes.  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.  CHG (charge) indicator Lights up red while you are charging the unit.  AUDIO IN/LINE OUT 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 7 hours, then the indicator turns off automatically. If the battery is not charging properly, the CHG (charge) indicator will flash in red. 1 Rotate the power/volume knob counterclockwise until it clicks to turn off the unit. 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. Front of the unit 2 Connect the unit to your booted computer using the micro-USB cable (supplied). Micro-USB cable (supplied) Rear of the unit Computer When the battery cannot be charged Check the following. ˎ ˎ Check that the unit and your computer are firmly connected using the micro-USB cable (supplied). Use only the micro-USB cable (supplied). Do not charge the unit using any other USB cable. ˎ ˎ Check that the computer is turned on and not in standby, sleep or hibernation mode. 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 will turn off automatically when the computer enters standby, sleep, or hibernation mode. In this case, charge the unit again. ˎ ˎ Check that the unit and the computer are directly connected, and not via a USB hub. 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. Notes ˎ ˎ When charging the battery, turn off the unit, then connect to the computer using the micro-USB cable (supplied) to charge the battery of the unit. Otherwise, the battery may not be charged properly. In this case, the CHG (charge) indicator will flash in red. ˎ ˎ 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. ˎ ˎ 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. ˎ ˎ When the battery is full, the CHG (charge) indicator may not light up red. ˎ ˎ When charging has finished, the CHG (charge) indicator may flash in red. This is not malfunction. ˎ ˎ When storing the unit for a long time, avoid a place subject to high temperatures. When storing the unit for more than 1 year, charge the battery every six months to prevent over discharge. Before going outside Check the battery level by the following. 1 Disconnect the micro-USB cable (supplied) from the  (USB) port of the unit. 2 Turn on the unit, and check the battery level by the number of times the POWER indicator flashes. For details on checking the battery level by the POWER indicator, see “Parts and Controls.” Connecting to an Audio Device You can enjoy music with the unit by connecting the audio device to the unit. An audio device can be connected to the unit by the following four methods. Connecting to a high resolution supported “WALKMAN”: High resolution supported “WALKMAN” You can connect the unit to the “WALKMAN” using the digital output USB cable for “WALKMAN” (supplied). The digital audio data from the “WALKMAN” is transferred directly to the unit, and the unit outputs the analog audio converted by the internal DA converter of the unit. Connecting to an iPhone/iPad/iPod: iPod You can connect the unit to the iPhone/iPad/iPod using the USB cable supplied with iPhone/iPad/iPod. The digital audio data from the iPhone/iPad/iPod is transferred directly to the unit, and the unit outputs the analog audio converted by the internal DA converter of the unit. Connecting to a computer: Computer You can connect the unit to a computer using the micro-USB cable (supplied). The unit is compatible with High-Resolution Audio format, USB audio up to 192 kHz/24 bit, DSD compatible. When playing music files on your Windows computer with the unit, you need to download and install the driver software for Windows “Sony Portable Headphone Amplifier USB Audio 2.0 Driver” on a Windows computer. When playing High-Resolution Audio format data on your computer with the unit, you need to download and install “Hi-Res Audio Player” on your computer. Connecting to other devices: Other devices You can connect the unit to devices, such as smartphones and portable music players, etc., using the stereo mini cable (supplied), and enjoy music from the device with the unit. High resolution supported “WALKMAN” By using the digital output USB cable for “WALKMAN” (supplied), the unit can amplify the signal directly without the built-in amplifier of the “WALKMAN.” Compatible “WALKMAN” models NWZ-F880 series (as of September 2013) Depending on the country/region, some models may not be available. When connecting a “WALKMAN” model other than NWZ-F880 series, follow the connecting method described in Other devices . 1 Turn on the “WALKMAN.” 2 Set the input select switch to the position of the “WALKMAN” connecting port (second position from the left). 3 Connect the “WALKMAN” to the “WALKMAN” connecting port using the digital output USB cable for “WALKMAN” (supplied). Digital output USB cable for “WALKMAN” (supplied) Rear of the unit “WALKMAN” Notes ˎ ˎ The unit only supports the audio playback function of the “WALKMAN.” ˎ ˎ Turn on your “WALKMAN” before operating the unit. ˎ ˎ Sony is not liable for damage/erasure of recorded data caused by using a “WALKMAN” connected to the unit. ˎ ˎ Some operations may not be possible with the unit, even if you use a supported “WALKMAN.” ˎ ˎ 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 to off. ˎ ˎ Sound is not output from the headphone jack of the “WALKMAN” when it is connected to the unit. ˎ ˎ You cannot adjust the volume of the “WALKMAN” when a “WALKMAN” is connected to the unit. ˎ ˎ The “WALKMAN” will not be charged when connected to the unit. ˎ ˎ If you are listening to music too loudly, the battery may drain even if the unit is connected to a computer. ˎ ˎ If the battery level is too low, the unit may not turn on even when connected to a computer. In this case, charge the unit. For details, see “Charging the Unit.” iPod For details on compatible models, see “Compatible iPhone/iPad/ iPod models.” In the Operating Instructions, iPhone, iPad, and iPod are collectively described as “iPod,” except in special cases. 1 Turn on the iPod. 2 Set the input select switch to the position of the iPhone/iPad/iPod connecting port (second position from the right). 3 Connect the iPod to the iPhone/iPad/iPod connecting port using the USB cable supplied with iPhone/iPad/ iPod. USB cable supplied with iPhone/iPad/iPod Rear of the unit iPod Compatible iPhone/iPad/iPod models You can use the unit with only the following models. Update your iPhone, iPad or iPod to the latest software before use. ˎ ˎ iPhone 5 ˎ ˎ iPhone 4S ˎ ˎ iPhone 4 ˎ ˎ iPhone 3GS ˎ ˎ iPad (4th generation) ˎ ˎ iPad mini ˎ ˎ iPad (3rd generation) ˎ ˎ iPad 2 ˎ ˎ iPad ˎ ˎ iPod touch (5th generation) ˎ ˎ iPod touch (4th generation) ˎ ˎ iPod touch (3rd generation) ˎ ˎ iPod touch (2nd generation) ˎ ˎ iPod classic 120GB / 160GB (2009) ˎ ˎ iPod nano (7th generation) ˎ ˎ iPod nano (6th generation) ˎ ˎ iPod nano (5th generation) ˎ ˎ iPod nano (4th generation) ˎ ˎ iPod nano (3rd generation) Notes ˎ ˎ If noise is generated, turn off the connected iPod, then turn it on again. ˎ ˎ The unit only supports the audio playback function of an iPod. ˎ ˎ You cannot transfer music to your iPod from the unit. ˎ ˎ Do not connect an iPod that is not supported. The unit is not guaranteed to work with an iPod that is not supported. ˎ ˎ Sony is not liable for damage/erasure of recorded data caused by using an iPod connected to the unit. ˎ ˎ 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. ˎ ˎ If the sound is distorted, set the equalizer to “OFF” or “Flat” on your iPod. ˎ ˎ Turn on your iPhone/iPod touch before connecting it to the unit. ˎ ˎ Depending on the iPod, the sound may become loud suddenly when you adjust the volume. ˎ ˎ If the battery level of the iPod is too low, charge the iPod. ˎ ˎ Music volume may vary depending on the ring tone of the iPhone and its application. Refer to the operating instructions of your iPhone. ˎ ˎ If the iPhone is set to silent mode, the ring tone may not be heard from the headphones. ˎ ˎ For details on operating the iPod, refer to the operating instructions of your iPod. ˎ ˎ An iPod will not be charged when connected to the unit. ˎ ˎ If you are listening to music too loudly, the battery may drain even if the unit is connected to a computer. ˎ ˎ If the battery level is too low, the unit may not turn on even when connected to a computer. In this case, charge the unit. For details, see “Charging the Unit.” (as of July 2013) Computer For information about the operating environment, see “Specifications” overleaf. 1 Start your computer. 2 Download and install the driver software for Windows “Sony Portable Headphone Amplifier USB Audio 2.0 Driver” on a Windows computer. Note ˎ ˎ If the driver software is not installed on your computer, music files played on the computer will not be output from the unit. When connecting to Macintosh, skip this step, and proceed to step 3. Visit the following Web sites, and download the driver software. Communication fees to download are required separately. http://www.sony-asia.com/support/ For details on installing, refer to the download pages. 3 Set the input select switch to the position of the  (USB) port (right edge position). 4 Connect your computer to the  (USB) port using the micro-USB cable (supplied). Rear of the unit Micro-USB cable (supplied) Computer To play High-Resolution Audio format data When playing the High-Resolution Audio format data on your computer with the unit, you need to download and install “Hi-Res Audio Player” to your computer. Visit the following Web sites, and download the software. Communication fees to download are required separately. http://www.sony-asia.com/support/ For details on installing, refer to the download pages. Tip ˎ ˎ The unit supports USB 2.0 (USB 2.0 High Speed) as an audio device. Notes ˎ ˎ If you are listening to music loudly with the unit connected to a computer, the POWER indicator may flash or the sound may be interrupted. This is not a malfunction. In this case, turn down the volume. ˎ ˎ The unit is not guaranteed to operate via a USB hub or USB cable extension. Use the supplied USB cable only. ˎ ˎ 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. ˎ ˎ Digitally broadcast sound may not be output from a computer’s USB port. In this case, connect the AUDIO IN/LINE OUT jack of the unit to the analog audio output of the computer. For details on connecting, see Other devices . ˎ ˎ If you are listening to music too loudly, the battery may drain even if the unit is connected to a computer. ˎ ˎ If the battery level is too low, the unit may not turn on even when connected to a computer. In this case, charge the battery. For details, see “Charging the Unit.” ˎ ˎ Be careful not to trip over a connecting cord. Other devices You can enjoy listening to an audio device, such as a smartphones or portable music player, with the unit. Before connecting, turn down the volume on the device and turn off the unit. Note ˎ ˎ You can listen to the audio input from an audio device connected to the AUDIO IN/LINE OUT jack of the unit with only the headphones connected to the PHONES jack of the unit. 1 Turn on the audio device. 2 Set the input select switch to AUDIO IN. 3 Connect the audio device to the AUDIO IN/LINE OUT jack using the stereo mini cable (supplied). Other device Rear of the unit Front of the unit Stereo mini cable (supplied) Notes ˎ ˎ 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. ˎ ˎ If there is noise in broadcasts, locate the unit farther away from the connected device and check whether reception improves. ˎ ˎ If you are listening to music too loudly, the battery may drain even if the unit is connected to a computer. ˎ ˎ If the battery level is too low, the unit may not turn on even when connected to a computer. In this case, charge the unit. For details, see “Charging the Unit.” PHA-2 Portable Headphone Amplifier Operating Instructions 4-477-124-13(1) ©2013 Sony Corporation Printed in China

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-2 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-2 Responsible Party: Sony Electronics Inc. Address: 16530 Via Esprillo, San Diego, CA 92127 USA Telephone No.: 858-942-2230 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 interference 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: ˋ ˋReorient or relocate the receiving antenna. ˋ ˋIncrease the separation between the equipment and receiver. ˋ ˋConnect the equipment into an outlet on a circuit different from that to which the receiver is connected. ˋ ˋConsult the dealer or an experienced radio/TV technician for help. Features ˎ ˎ USB Audio 192 kHz/24 bit, DSD compatible ˎ ˎ iPhone/iPad/iPod* and “WALKMAN” Digital connection ˎ ˎ High-quality analog circuit with dedicated master clock ˎ ˎ High-quality operational amplifier used for line-out signal ˎ ˎ Selected parts for high quality sound * When connecting iPhone/iPad/iPod, use the USB cable supplied with iPhone/iPad/iPod. Parts and Controls  Input select switch  iPhone/iPad/iPod connecting port   (USB) port (for connecting to a computer, and charging the unit)  “WALKMAN” connecting port  GAIN select switch For details, see “Listening to Music.”  OUTPUT SELECT switch For details, see “Listening to Music.”  POWER indicator Lights up green when the power is turned on. When the power is turned on, you can check the battery level by the number of times the indicator flashes. Indicator Battery level Three flashes Full Two flashes Middle one flash Low It is necessary to charge the unit. Always flashes It is necessary to charge the unit. If you continue to use the unit without charging, the unit will turn off after a few minutes.  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.  CHG (charge) indicator Lights up red while you are charging the unit.  AUDIO IN/LINE OUT 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, and the indicator turns off automatically when charging is completed. Charging is completed in about 7 hours when connected to a computer, or in about 3.5 hours when connected to an AC outlet using the recommended USB AC adaptor (optional). If the battery is not charging properly, the CHG (charge) indicator will flash in red. 1 Rotate the power/volume knob counterclockwise until it clicks to turn off the unit. 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. Front of the unit 2 Connect the unit to your booted computer using the micro-USB cable (supplied). Micro-USB cable (supplied) Rear of the unit Computer When the battery cannot be charged Check the following. ˎ ˎ Check that the unit and your computer are firmly connected using the micro-USB cable (supplied). Use only the micro-USB cable (supplied). Do not charge the unit using any other USB cable. ˎ ˎ Check that the computer is turned on and not in standby, sleep or hibernation mode. 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 will turn off automatically when the computer enters standby, sleep, or hibernation mode. In this case, charge the unit again. ˎ ˎ Check that the unit and the computer are directly connected, and not via a USB hub. 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. 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. Micro-USB cable (supplied) AC-UD20 Rear of the unit Notes ˎ ˎ To charge the battery, turn off the unit, then connect to a computer using the micro-USB cable (supplied), or an AC outlet using the recommended USB AC adaptor (optional). Otherwise, the battery may not be charged properly. In this case, the CHG (charge) indicator will flash in red. ˎ ˎ 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. ˎ ˎ 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. ˎ ˎ When the battery is full, the CHG (charge) indicator may not light up red. ˎ ˎ When charging has finished, the CHG (charge) indicator may flash in red. This is not malfunction. ˎ ˎ When storing the unit for a long time, avoid a place subject to high temperatures. When storing the unit for more than 1 year, charge the battery every six months to prevent over discharge. Before going outside Check the battery level by the following. 1 Disconnect the micro-USB cable (supplied) from the  (USB) port of the unit. 2 Turn on the unit, and check the battery level by the number of times the POWER indicator flashes. For details on checking the battery level by the POWER indicator, see “Parts and Controls.” Connecting to an Audio Device You can enjoy music with the unit by connecting the audio device to the unit. An audio device can be connected to the unit by the following four methods. Connecting to a high resolution supported “WALKMAN”: High resolution supported “WALKMAN” You can connect the unit to the “WALKMAN” using the digital output USB cable for “WALKMAN” (supplied). The digital audio data from the “WALKMAN” is transferred directly to the unit, and the unit outputs the analog audio converted by the internal DA converter of the unit. Connecting to an iPhone/iPad/iPod: iPod You can connect the unit to the iPhone/iPad/iPod using the USB cable supplied with iPhone/iPad/iPod. The digital audio data from the iPhone/iPad/iPod is transferred directly to the unit, and the unit outputs the analog audio converted by the internal DA converter of the unit. Connecting to a computer: Computer You can connect the unit to a computer using the micro-USB cable (supplied). The unit is compatible with High-Resolution Audio format, USB audio up to 192 kHz/24 bit, DSD compatible. When playing music files on your Windows computer with the unit, you need to download and install the driver software for Windows “Sony Portable Headphone Amplifier USB Audio 2.0 Driver” on a Windows computer. When playing High-Resolution Audio format data on your computer with the unit, you need to download and install “Hi-Res Audio Player” on your computer. Connecting to other devices: Other devices You can connect the unit to devices, such as smartphones and portable music players, etc., using the stereo mini cable (supplied), and enjoy music from the device with the unit. High resolution supported “WALKMAN” By using the digital output USB cable for “WALKMAN” (supplied), the unit can amplify the signal directly without the built-in amplifier of the “WALKMAN.” Compatible “WALKMAN” models NWZ-F880 series (as of September 2013) Depending on the country/region, some models may not be available. When connecting a “WALKMAN” model other than NWZ-F880 series, follow the connecting method described in Other devices . 1 Turn on the “WALKMAN.” 2 Set the input select switch to the position of the “WALKMAN” connecting port (second position from the left). 3 Connect the “WALKMAN” to the “WALKMAN” connecting port using the digital output USB cable for “WALKMAN” (supplied). 2 3 Digital output USB cable for “WALKMAN” (supplied) Rear of the unit “WALKMAN” Notes ˎ ˎ The unit only supports the audio playback function of the “WALKMAN.” ˎ ˎ Turn on your “WALKMAN” before operating the unit. ˎ ˎ Sony is not liable for damage/erasure of recorded data caused by using a “WALKMAN” connected to the unit. ˎ ˎ Some operations may not be possible with the unit, even if you use a supported “WALKMAN.” ˎ ˎ 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 to off. ˎ ˎ Sound is not output from the headphone jack of the “WALKMAN” when it is connected to the unit. ˎ ˎ You cannot adjust the volume of the “WALKMAN” when a “WALKMAN” is connected to the unit. ˎ ˎ The “WALKMAN” will not be charged when connected to the unit. ˎ ˎ 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). ˎ ˎ 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.” iPod For details on compatible models, see “Compatible iPhone/iPad/ iPod models.” In the Operating Instructions, iPhone, iPad, and iPod are collectively described as “iPod,” except in special cases. 1 Turn on the iPod. 2 Set the input select switch to the position of the iPhone/iPad/iPod connecting port (second position from the right). 3 Connect the iPod to the iPhone/iPad/iPod connecting port using the USB cable supplied with iPhone/iPad/ iPod. 2 3 USB cable supplied with iPhone/iPad/iPod Rear of the unit iPod Compatible iPhone/iPad/iPod models You can use the unit with only the following models. Update your iPhone, iPad or iPod to the latest software before use. ˎ ˎ iPhone 5 ˎ ˎ iPhone 4S ˎ ˎ iPhone 4 ˎ ˎ iPhone 3GS ˎ ˎ iPad (4th generation) ˎ ˎ iPad mini ˎ ˎ iPad (3rd generation) ˎ ˎ iPad 2 ˎ ˎ iPad ˎ ˎ iPod touch (5th generation) ˎ ˎ iPod touch (4th generation) ˎ ˎ iPod touch (3rd generation) ˎ ˎ iPod touch (2nd generation) ˎ ˎ iPod classic 120GB / 160GB (2009) ˎ ˎ iPod nano (7th generation) ˎ ˎ iPod nano (6th generation) ˎ ˎ iPod nano (5th generation) ˎ ˎ iPod nano (4th generation) ˎ ˎ iPod nano (3rd generation) (as of July 2013) Notes ˎ ˎ If noise is generated, turn off the connected iPod, then turn it on again. ˎ ˎ The unit only supports the audio playback function of an iPod. ˎ ˎ You cannot transfer music to your iPod from the unit. ˎ ˎ Do not connect an iPod that is not supported. The unit is not guaranteed to work with an iPod that is not supported. ˎ ˎ Sony is not liable for damage/erasure of recorded data caused by using an iPod connected to the unit. ˎ ˎ 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. ˎ ˎ If the sound is distorted, set the equalizer to “OFF” or “Flat” on your iPod. ˎ ˎ Turn on your iPhone/iPod touch before connecting it to the unit. ˎ ˎ Depending on the iPod, the sound may become loud suddenly when you adjust the volume. ˎ ˎ If the battery level of the iPod is too low, charge the iPod. ˎ ˎ Music volume may vary depending on the ring tone of the iPhone and its application. Refer to the operating instructions of your iPhone. ˎ ˎ If the iPhone is set to silent mode, the ring tone may not be heard from the headphones. ˎ ˎ For details on operating the iPod, refer to the operating instructions of your iPod. ˎ ˎ An iPod will not be charged when connected to the unit. ˎ ˎ 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). ˎ ˎ 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.” Computer For information about the operating environment, see “Specifications” overleaf. 1 Start your computer. 2 Download and install the driver software for Windows “Sony Portable Headphone Amplifier USB Audio 2.0 Driver” on a Windows computer. Note ˎ ˎ If the driver software is not installed on your computer, music files played on the computer will not be output from the unit. When connecting to Macintosh, skip this step, and proceed to step 3. Visit the following Web sites, and download the driver software. Communication fees to download are required separately. http://www.sony.com/support/ For details on installing, refer to the download pages. 3 Set the input select switch to the position of the  (USB) port (right edge position). 4 Connect your computer to the  (USB) port using the micro-USB cable (supplied). 4 3 Rear of the unit Micro-USB cable (supplied) Computer To play High-Resolution Audio format data When playing the High-Resolution Audio format data on your computer with the unit, you need to download and install “Hi-Res Audio Player” to your computer. Visit the following Web sites, and download the software. Communication fees to download are required separately. http://www.sony.com/support/ For details on installing, refer to the download pages. Tip ˎ ˎ The unit supports USB 2.0 (USB 2.0 High Speed) as an audio device. Notes ˎ ˎ If you are listening to music loudly with the unit connected to a computer, the POWER indicator may flash or the sound may be interrupted. This is not a malfunction. In this case, turn down the volume. ˎ ˎ The unit is not guaranteed to operate via a USB hub or USB cable extension. Use the supplied USB cable only. ˎ ˎ 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. ˎ ˎ Digitally broadcast sound may not be output from a computer’s USB port. In this case, connect the AUDIO IN/LINE OUT jack of the unit to the analog audio output of the computer. For details on connecting, see Other devices . ˎ ˎ If you are listening to music too loudly, the battery may drain even if the unit is connected to a computer. ˎ ˎ 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 battery. For details, see “Charging the Unit.” ˎ ˎ Be careful not to trip over a connecting cord. Other devices You can enjoy listening to an audio device, such as a smartphones or portable music player, with the unit. Before connecting, turn down the volume on the device and turn off the unit. Note ˎ ˎ You can listen to the audio input from an audio device connected to the AUDIO IN/LINE OUT jack of the unit with only the headphones connected to the PHONES jack of the unit. 1 Turn on the audio device. 2 Set the input select switch to AUDIO IN. 3 Connect the audio device to the AUDIO IN/LINE OUT jack using the stereo mini cable (supplied). 2 3 Other device Rear of the unit Front of the unit Stereo mini cable (supplied) Notes ˎ ˎ 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. ˎ ˎ If there is noise in broadcasts, locate the unit farther away from the connected device and check whether reception improves. ˎ ˎ 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). ˎ ˎ 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.” PHA-2 Portable Headphone Amplifier Operating Instructions 4-477-124-42(1) ©2014 Sony Corporation Printed in China