Key facts
- Manuals
- 2
- Languages
- ZH · EN
- Last added
- 2026-10-03
Featured Astell & Kern manuals
Astell&Kern AKT1 User Manual
This user manual covers everything needed to safely use the Astell&Kern AKT1 portable audio player, from unpacking to advanced features. It explains the device’s hardware layout, supported audio formats, and connectivity options.
Key sections include safety precautions, assembly instructions, power and audio connections, firmware upgrade steps, basic operation of the touch screen and controls, network and Bluetooth settings, and a troubleshooting chapter for common issues such as no sound or network problems. This manual is written in Chinese.
Covers: Safety Precautions · Package Contents · Product Overview · Assembly · Connections · Firmware Upgrade
Astell&Kern AK Jr User Manual
The Astell&Kern AK Jr is a compact high‑resolution portable audio player with a 3.1‑inch touch screen, Wolfson DAC and support for a wide range of audio formats. This manual provides step‑by‑step instructions for basic operation, file management, and using the device as a USB DAC or Bluetooth audio source.
Key topics include power‑supply management, charging recommendations, firmware upgrade procedures, Bluetooth pairing, safety cautions, and a detailed troubleshooting section. Technical specifications such as display resolution, battery capacity, dimensions, supported operating systems and audio capabilities are listed at the end of the guide.
Covers: Components · Power supply management · Connecting · Upgrading the firmware · Basic operations · USB DAC functionality
Latest Astell & Kern manuals
Astell&Kern AKT1 User Manual
User Manual 50 pages · 8.3 MB · ZHThe guide provides safety precautions, setup, connections, firmware upgrade, basic operation, settings, and troubleshooting for the Astell&Kern AKT1…
Astell&Kern AK Jr User Manual
User Manual 27 pages · 2.5 MB · ENThe guide explains how to use the AK Jr portable audio player, covering components, power management, connections, firmware upgrades, USB‑DAC, Bluetooth…
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in Astell & Kern manuals
How should I connect the power cable safely?
Do not touch the power plug with wet hands and insert it into a 110 V‑220 V (50 Hz‑60 Hz) AC outlet. Disconnect the plug before cleaning the contacts.
What should I do if the LAN connection fails?
Open Settings → Network, select ‘Change’ to refresh the network list, then choose the desired network again.
How long does it take to fully charge the AK Jr?
Using a 5 V 2 A adapter while the device is turned off, a full charge takes up to four hours.
Which Bluetooth profiles are supported by the AK Jr?
The player supports A2DP and HID (the HID profile works only with iriver’s IAA01 model).