Operation Manual

67
Troubleshooting
Touch screen does not respond
 Ensure that the app provides full touch screen support.
 Do not tap too hard on the screen; this can cause malfunctions.
No sound from earphones
 Ensure that the volume setting is not too low and that the
connection is ok. Ensure that the earphones are clean.
Corrupted MP3 files can cause different noise or cannot be
played. Ensure that the files are not damaged. Try different
earphones. Ensure that the Wi-Fi function is enabled and that a
wireless network is within range.
Characters are corrupted
 Ensure that the language is set properly.
No Wi-Fi connection
 Ensure that the Wi-Fi function is enabled and that a wireless
network is within range.
 Enter the correct password. Observe special characters and
case sensitivity. Characters must be entered accordingly.
 Follow the hints on the next page.