SR15 INSTRUCTION BOOK User Guide
CONTENTS Getting Started _01 Package Contents 02 Product Overview 03 Power Management 05 Charging 06 Connections 07 Firmware Updates 12 Using the Device _02 Basic operations 13 Home Screen 17 Notification Panel 19 Music Store 21 AK Connect 22 Listening to Music 27 Playlist Management 30 USB DAC Installation 33 How to Use USB Audio 34 CD Ripping 36 Settings 38 Connecting to Wi-Fi 44 Using Bluetooth 45 Equalizer Setup 47 Miscellaneous _03 Safety Pre-Cautions 50 Troub
User Guide Package Contents Components may be changed without prior notice to improve the performance or quality of the product. SR15 microSD Card Slot Cover Protective Film 5-Pin Micro USB Cable Quick Start Guide & Warranty Card Protective Film: Protects the product’s screen. microSD Card Slot Cover: The cover is used to protect the microSD card slot when not in use. It is installed in the product by default. 5-Pin Micro USB Cable: For charging and data transfer.
User Guide Product Overview The appearance of the product, as well as the printed and engraved information, may vary depending on the model. 3.5mm Unbalanced Port Micro USB Port Power 2.5mm Balanced Port Previous/ Rewind Volume Play/Pause Next/ Fast-Forward LCD Touchscreen microSD Card Slot Micro USB Port: Home Button - DC Power symbol. For charging and data transfer. 3.5mm Unbalanced Port: - 3.5mm Unbalanced Port symbol. For audio output, connect earphones or headphones that utilize a 3.
User Guide Previous/Rewind: Short press - Play the previous song or restart the current song. Press and hold - Rewind the current song. Play/Pause: Play or pause the current song. Next/Fast-Forward: Short press - Play the next song. Press and hold - Fast-forward the current song. microSD Card Slot: - microSD Card Slot symbol. Insert a microSD card to access its files. Volume: Turn the wheel to adjust the playback output volume level. LCD Touchscreen: Display screen with touch control features.
User Guide Power Management Powering the Device On/Off 1. Press and hold the [Power ] button to turn on the device. 2. While the device is on, press and hold the [Power ] button to shut down the device. A confirmation message will appear. 3. Press [OK] to turn off the device. This device has an automatic shutdown feature to save battery power. The device will turn off if there is no user input during the period defined in [Menu - Settings - Timer Settings - Auto Power Off].
User Guide Charging Charging Via Computer Connection 1. The device will charge automatically when connected to a computer via the 5-Pin Micro USB cable. Charging Time: up to 8 hours (fully discharge, power off) When charging via computer connection, the charging time may vary depending on whether the device is turned on or off. Depending on computer specifications, the device may charge only when the computers is turned on. Some computerss in power-saving mode may not charge the device.
User Guide Connections 3.5mm Unbalanced Port 1. Connect earphones or headphones to the 3.5mm unbalanced port. OR 2.5mm Unbalanced Port 1. Connect earphones or headphones to the 2.5mm Balanced port. OR Connecting to Balanced Audio Device 1. Connect to an external audio device by using the 3.5mm unbalanced port and 2.5mm balanced port.
User Guide Connecting to a Computer 1. Turn on the device and your computer. 2. Use the 5-Pin Micro USB cable to connect the device to a computer in accordance with settings in [Menu - Settings - USB Mode]. [Default] Media Device (USB Drive): Transfer files from a computer to the device. DAC Input: Listen to music on a connected computer through the device. (See Pages 33-35) For an optimal connection, quit any unnecessary programs before connecting the device to the computer.
User Guide Disconnecting from the Computer 1. Disconnect the 5-Pin Micro USB cable after the transfer between the device and computer is complete. Disconnecting the device from the computer during an operation (e.g., file transfer) may corrupt data on the device. Copy Files (or Folders) to the Device 1. To copy files/folders from your computer, select the desired files/folders and drag & drop them into the device folder. Ensure the 5-Pin Micro USB cable is properly connected.
User Guide Delete Files (or Folders) from the Device 1. Select the file/folder to delete, right-click the mouse, and select [Delete]. 2. Select [Yes] in the [Confirm File/Folder Deletion] window to delete the selected files/folders. Insert/Remove a microSD Card 1. Refer to the diagram and gently insert a microSD card into the microSD Card Slot. 2.
User Guide Recommended microSD Cards SanDisk, Transcend Maximum Capacity: 400GB Notes on Inserting a microSD Card Do not force the microSD card into the slot. Doing so may cause malfunction of the product and damage to the card. Do not repeatedly insert/remove the microSD card. If not inserted properly, the microSD card may cause product malfunctions and may become lodged in the product. Notes on Removing a microSD Card Be sure to safely remove the microSD card from the device.
User Guide Firmware Updates Wi-Fi Update / OTA (Over-the-Air) 1. Connect to a wireless network. 2. When a new firmware version is available, the screen will display a Firmware Update Guide window. 3. Select [Update]. 4. Follow the on-screen instructions to to proceed with the firmware update. For Wi-Fi connections, see Page 44. The firmware update may not start if the battery level is too low. (A minimum battery level of 20% is required.
User Guide Basic operations LCD Touchscreen 1. This device features an LCD touchscreen that allows you to perform operations by touch. Use the touchscreen to access various features on the device. To prevent damage to the screen, do not use a sharp object or excessive force. Return to the Home Screen 1. Press [ ] at any time to return to the Home Screen.
User Guide From the Home Screen, swipe your finger to the left, right, up or down from any edge of the touchscreen to access display menus. Each side of the Home Screen will activate a different display menu. Main Menu 1. From the left edge of the touchscreen, swipe your finger right to display the Main Menu. Music files extracted using the AK CD-Ripper accessory that are stored in the Ripping folder of the internal memory will be displayed in the CD library menu.
User Guide Notification Bar 1. From the top edge of the touchscreen, swipe your finger down to display the Notification Bar. View Current Playlist 1. From the right edge of the touchscreen, swipe your finger left to display the Now Playing menu.
User Guide View Play History 1. From the bottom edge of the touchscreen, swipe your finger up to display the Play History menu. Moving Up/Down on a List 1. Scroll through a list by dragging your finger up or down.
User Guide Home Screen 1 6 2 3 7 4 8 9 5 10 Using the Device 17
User Guide 1 Album Cover Displays album cover of current song. Press [Album Art] to see Additional Information and Additional Settings menu. 2 Playback Shows the current track playback Progress Bar progress. Drag the Playback Progress Bar to move to the desired track time. 3 Song Progress Indicates song duration. 4 Details Displays current song information. 5 Previous/ Short press: Play the previous song Rewind or restart the current song. Press and hold: Rewind the current song.
User Guide Notification Bar 1 2 3 4 5 6 7 8 9 10 1 Wi-Fi Press [ 2 Bluetooth Press [ ] to turn Wi-Fi on/off. ] to turn Bluetooth on/off.
User Guide 3 EQ Press [ ] to turn the EQ on/off. The most recent EQ settings are applied by default. 4 Wheel Lock Press [ ] to turn the Wheel Lock on/off. The volume wheel is disabled when the screen is locked. Gapless Press [ Playback on/off. 6 Line Out Press [ 7 Computer Select the mode to use when connected Connection to a computer. 5 Mode ] to turn Gapless Playback ] to turn Line Out on/off. : Listen to music on a connected computer through the device.
User Guide Music Store Listen to streaming services or purchase music from the Store when connected to a wireless network. (Streaming services and ability to purchase music vary by country. Not all services are available in all countries.) Streaming or Purchasing Music 1. Connect to a wireless network. 2. Select [Store] from the menu. 3. Select from the the list of service options available. 4. Check the user guide or help menu within each store for detailed information.
User Guide AK CONNECT Access and play back music files stored on a computer on the same network, as well as output sound through compatible speakers with AK Connect. MQS Streaming Server for your Computer 1. Visit the Astell&Kern website and download the MQS Streaming Server installer that corresponds to your operating system. [http://www.astellnkern.com > Support > Download] 2. Run the downloaded installer and follow the on-screen instructions. 3.
User Guide 4. Press [AK CONNECT] on the menu. 5. A list of libraries/speakers that are on the same network with AK player will be displayed. 6. Select a library/speaker to connect. 7. After selecting a library/speaker, select a category from the menu to display the corresponding music list. For Wi-Fi connections, see Page 44.
User Guide Streaming Music from Your Library 1. Select a category from the library menu to see your list of music. 2. Select a song to begin streaming. Downloading Music from Your Library 1. Select a category from the library menu to see your list of music. 2. Press [ ] button at the upper-right corner of the music list. 3. Select the desired music and press [ ] to initiate the download. A message on the Notification Bar will indicate when the download is complete.
User Guide AK Connect Usage Example Case 1 SR15 AK T1 LIBRARY SPEAKER Case 2 AK500N SR15 AK T1 LIBRARY REMOTE SPEAKER Case 3 SR15 AK500N REMOTE & LIBRARY SPEAKER Using the Device 25
User Guide Case 4 SR15 AK500N AK T1 LIBRARY REMOTE SPEAKER Case 5 SR15 LIBRARY or AK Connect APP AK T1 REMOTE SPEAKER AK500N LIBRARY Using the Device 26
User Guide Listening to Music Selecting Music 1. Select a category from the menu to display the corresponding music list. 2. Select a song from the list to begin playback. Select [Folder] to search music by folder. Continuous Playing Time: Approximately 10 hours (Music: FLAC, 16-bit, 44.1 kHz, unbalanced output, volume 80, EQ off, LCD off) Supported Formats: PCM [8-192kHz(8/16/24bit)], DSD [2.8/5.6MHz] Listening to Music Turn the [Volume] wheel to adjust the volume.
User Guide Select the [Folder] category to check the internal / external memory capacity and number of files / folders, and copy / move music. After Selecting [Album] or [CD Library] category, press [ / / Press [ ] at the top to sort by different viewing options. ] on the music list to add all music to the current playlist. At the top of the Play History menu, press [ / ] to sort the music list in order of most recently played/most played.
User Guide Playlist Screen 3 1 4 2 1 Previous Return to the previous screen. 2 Playlist Displays the current playlist. 3 Edit mode Display the editing options for the music list. 4 Play All Play all songs in the current list.
User Guide Playlist Management Creating a Playlist 1. Press [Playlists] on the menu to view the playlists. 2. Select [ + ] in the upper right corner of the screen. 3. Enter a name for the playlist, and then press [Add] to create a new playlist. Adding a Song to a Playlist 1. Press [Playlists] to display the list of playlists. 2. Select a playlist and press [+ Add Song] to display a list of songs by album. 3. Select a song and press [Add] to add the song to the selected playlist.
User Guide Remove a song from a Playlist 1. Press [Playlists] to display the list of playlists. 2. Select the playlist to edit. 3. Press[ ] at the top, then select the song you want to delete from the playlist. 4. Press [ ] on top of the screen. 5. Press [DELETE] to remove the song from the selected playlist. This action will only remove the song from the selected playlist, not the memory. Playing a Playlist 1. Select the desired playlist for playback. 2.
User Guide Renaming a Playlist 1. Press [Playlists] to view the playlists, and press [ ]. 2. Select a playlist to be renamed. 3. Press [RENAME] at the top of the screen to display the RENAME window. 4. Enter a name for the playlist and then press [RENAME] to confirm the change. Deleting a Playlist 1. Press [Playlists] to view the playlists, and press [ ]. 2. Select the playlist to be deleted. 3. Press [ ] at the top of the screen. 4. Press [DELETE] to delete the selected playlist.
User Guide USB DAC Installation The USB DAC function allows the device to be recognized as a sound card on a computer. Music from the computer is played through the device’s headphone port for an enhanced listening experience. USB DAC Specifications Supported OS Windows 7(32bit/64bit) / Windows 8(32bit/64bit) / Windows 10(32bit/64bit) OS X 10.7 (Lion) or later USB DAC Support Specifications Supported Formats: WAV, FLAC, WMA, MP3, OGG, APE (Normal, High, Fast), AAC, ALAC, AIFF, DFF, DSF Sample Rate: 44.
User Guide How to Use USB Audio Connect the device to a portable amp or DAC using USB Audio Out. How to Connect a Portable USB DAC 1. Connect the portable USB DAC to the AK device’s 5-Pin Micro USB port with a dedicated cable. 2. Press [ ] in the Notification Bar. 3. Once [ ] is activated, you can enjoy music on the device through the connected portable USB DAC. The 5-Pin Micro USB cable that comes packaged with the device is only to be used for computer data transfer or to charge the device.
User Guide How to Change USB Audio DSD Output Type You can change the type of DSD data that is outputted through the USB audio out. 1. Select a DSD output type on [Menu - Settings - USB Audio]. PCM: DSD audio is converted into PCM before being outputted through the USB audio out. DoP : DSD audio is converted into DoP before being outputted through the USB audio out. The portable USB DAC must be able to receive digital input through the micro-USB’s OTG.
User Guide CD Ripping CDs can be ripped directly to the device using the AK CD-Ripper (sold separately). Connecting the AK CD-RIPPER 1. Connect the AK CD-RIPPER to 5-Pin Micro USB port of the device using the proper cable. 2. In the Notification Bar press [ ] to link the devices and activate the CD Ripping Menu. 3. When ripping is complete, before disconnecting, press [ ] on the Notification Bar to unlink/disconnect the devices.
User Guide Manual CD Ripping 1. In [Menu-Settings-CD Ripping], turn off automatic CD ripping function. 2. Connect AK CD-RIPPER and insert CD to display the [CD Ripping] notification at the bottom of the Notification Bar. 3. Press [CD Ripping] and select from the file format options of FLAC or WAV. 4. If Wi-Fi is turned on the Gracenote database will be searched for matching CD metadata after the file format is selected. 5. When the database search is complete, press [Start] to begin CD ripping.
User Guide Settings The settings menu allows users to customize the device. The settings menu may vary depending on the firmware version. Setup 1. Select [Main Menu - Settings] or select [ ] from the Notification Bar menu. 2. Select the feature to view setting options. Wi-Fi Change wireless network settings and turn Wi-Fi on/off. See page 44 of the manual for more information on setting Wi-Fi. Bluetooth Connect a Bluetooth device to listen to music wirelessly.
User Guide Equalizer Set the equalizer according to the user's preferences. USER EQ: Adjust the frequencies according to the user's preferences. Supported Formats for EQ: PCM [8 - 192kHz (8/16/24bit)] Using the equalizer may negatively affect device performance. See pages 47 - 49 for more information on using the equalizer. Gapless Playback Play the next song without any interruptions. Gapless playback is only supported between two files with identical bit depths, sample rates, and channels.
User Guide Notification Panel Drag and drop the button icons to add or change the order of the quick settings buttons. CD Ripping Set the automatic CD ripping function as well as the file format and ripping speed. USB mode Media Device (USB Drive): When connected to a computer, device appears as a removable drive. DAC Input: Output sound from a connected computer to the device. USB Audio Select the type of DSD sound being outputted through USB Audio Out to a connected portable DAC.
User Guide Device Name Set the name of the device. The maximum name length is 50 characters. Language Select the language for the device. Supported languages are English, Korean, Japanese, Chinese (Simplified/Traditional), French, Russian, German, and Spanish. Keyboard Select a language for the keyboard. Supported languages are English, Korean, Japanese, Chinese (Simplified/Traditional), French, Russian, German, and Spanish. Supported languages may vary depending on your location.
User Guide Downloads Select a folder for downloaded files to be saved by default. When using AK Connect to download music, if the [Default folder] is selected in settings, downloading will automatically begin to the pre-set Downloads folder. When [Select Folder] is selected, the user is prompted to choose a download folder each time a file is downloaded. Update System Update: Update the device when a new firmware version is available.
User Guide System Reset Initialize Media Scan: Resets and rescans the internal database. Database initialization time may vary depending on the number of files stored on the device. Settings Reset: Resets all user settings back to the default setting. Factory Data Reset: Deletes all user data and resets all user settings back to the default setting.
User Guide Connecting to Wi-Fi Connecting to a Wi-Fi Network 1. Press and hold [ ] from the Notification Bar or select [Menu - Settings - Wi-Fi] to display a list of available Wi-Fi networks. 2. Select the desired AP to connect to the wireless network. Additional information such as Wi-Fi password may be required depending on Wi-Fi settings. Networks requiring browser or other additional certifications are not supported.
User Guide Using Bluetooth Connect a Bluetooth device to listen to music wirelessly. Turning Bluetooth On/Off A Bluetooth device must be paired with the device prior to use. Refer to the Bluetooth device's instruction manual for details. 1. Select [ ] from the Notification Bar menu or select [On/Off] from [Menu - Settings - Bluetooth]. Bluetooth Pairing 1. In the Settings Menu, select the appropriate Bluetooth device from the list of available devices. Disconnect a Bluetooth Device 1.
User Guide Removing a Bluetooth Pairing 1. Press [ ] to the right of the paired device to go to settings. 2. Select [Remove] to complete the process. Bluetooth Support Specifications Profile: A2DP, aptX HD Device performance may be affected during Hi-Res playback. Do not turn off the device while connected to Bluetooth. Turn the Bluetooth device off then on in case of issue. Pairing methods may differ for each individual Bluetooth device. Always refer to the respective instruction manual for details.
User Guide Equalizer Setup Equalizer Setup 1. Press and hold [ ] on the Notification Bar or turn on [Menu - Settings - Equalizer]. 2. Press [PRO EQ] to activate the drop-down menu and select [ + ]. 3. Enter a name for the custom EQ settings and select [SAVE].
User Guide 4. Adjust the frequencies up and down according to the user's preferences. 5. The number values at the lowerleft corner of the screen can be adjusted for fine-tuning. 6. Press the [Advanced] tab on the top to display PEQ settings screen. Adjust Freq/Q/Gain.
User Guide Deleting a Custom Equalizer Setting 1. Press on the drop-down menu at the upper-left corner of the screen to display the list of the saved EQ settings. 2. Press [ ] next to the EQ name to be deleted. 3. Press [OK] to delete the selected EQ setting. Renaming a Custom Equalizer Setting 1. Press on the drop-down menu at the upper-left corner of the screen to display the list of the saved EQ settings. 2.
User Guide Safety PreCautions Device When a plug is inserted into the earphones, 2.5mm balanced, or USB port, do not apply any force or impact to the plug. Do not insert any metal (coins, hairpins, etc.) objects or flammable debris into the device. Do not put heavy objects on the product. If the device gets wet (rain, water, chemicals, medicine, cosmetics, sweat, moisture, etc.), allow the device to dry thoroughly before powering on. Contact the nearest IRIVER Customer Support Center for service.
User Guide When connecting the device to a computer with the 5-Pin Micro USB cable, use a USB port on the back of the computer for best results. Connecting the cable to a defective or damaged USB port on a computer may damage the device. Displaying one image for an extended period may cause screen burn-in (afterimage). Using poor quality protective films or adhesive stickers on the screen may cause damage. Do not insert any foreign objects into the device ports.
User Guide Troubleshooting Solutions to Common Issues 1. The device won't turn on. The battery may need to be recharged. Charge the device for at least one hour and try again. Reset the device and try again. (See Page 5) 2. The device will not charge when connected to a computer via 5-Pin Micro USB cable. Use a USB port on the back of the computer, and check that the USB port is functioning properly. Check if the 5-Pin Micro USB cable is connected correctly.
User Guide 7. A file does not play, or the product becomes unstable when a certain file is played. File may be damaged or corrupt if the following occurs: Playback stops or freezes. Device may act erratically or freeze. File may sound different on another device. There may be a difference in the performance of playback or other functions. There may be differences in the file specs. Converting the file to a different format or use of a different file is recommended.
User Guide Certifications KC / FCC / CE / TELEC Class B Device (Communication equipment for residential use): This is a Class B Device and is registered for EMC requirements for residential use. This product can be used in residential and all other areas. FFC ID: QDMPPS11 This device complies with Part 15 of the FCC Rules.
User Guide Specifications General Specifications Model SR15 Body Color Dark Gray Body Material Aluminum Display 3.3inch 480 x 800 touch display Supported Audio WAV, FLAC, WMA, MP3, OGG, APE, AAC, ALAC, AIFF, Formats DFF, DSF Sampling Rate PCM: 8kHz-192kHz (8/16/24bits per Sample) / DSD Native: DSD64(1bit 2.8MHz), Stereo DSD(DSD to PCM) DSD128(1bit 5.6MHz), Stereo CPU Quad-core DAC CS43198 Dual DAC Output level Unbalanced 2.0Vrms / Balanced 4.
