Astell & Kern PPM41 Instruction Book page 52

UserGuide
2. The device will not charge when connected to a computer
via USB cable.
Use a USB port on the back of the computer, and check
that the USB port is functioning properly.
Check that the USB cable is connected correctly.
3. The computer won't recognize the device or an error
occurs when connected.
Use a USB port on the back of the computer. C
heck that the USB cable is connected correctly.
For Windows XP, verify that Service Pack 2 (or higher)
and Windows Media Player 10 (or higher) are installed.
Check if the deviceconnectsproperly on a different computer.
4. The screen turns off repeatedly.
The screen turns off automatically after a defined period
to reduce battery consumption. Set the time at [
ower Saving - Screen Timeout].
5. The screen does not display images properl
y. Check the screen for debris.
6. There is no sound, or there is static/interferenc
e. Check that the volume setting is above [0].
Check that the earphones are plugged in properly, and
make sure debris isn't obstructing the port connection.
Check if the music file is corrupted.
Verify that the audio settings have been properly set.
(Balanced out, line out, etc.)
7. A file does not play, or the product is unstable when a
certain file is used.
The following may occur due to the condition of the file:
Playback is unstable or difficult.
The product may not work normally.
The file may sound different from a computer.
There may be a difference in the performance of
playback orother functions.
There may be differences in the playable specs.
A file conversion or use of a different file is recommended.
- P
51
Miscellaneous