Partner Tech EM-70B User Manual
APPENDIX: Troubleshooting
34
ENGLISH
Appendix
Troubleshooting
1. The device powers off automatically.
•
The battery power is depleted. Charge the battery.
2. No sound comes out from the Tablet PC.
•
Check whether the volume is set to mute. Press the volume keys to adjust
volume.
volume.
•
Check whether the music file is damaged, try another files to test.
3. Cannot copy a file to the microSD card.
•
Check whether the microSD card capacity is full.
•
Try to delete or move some files to free space.
4. Cannot scan tags.
•
Check whether NFC is enabled in Settings > Wireless Networks.
5. Cannot connect to the Internet.
•
Check whether the Tablet PC is connected to a wireless network.
•
If no wireless network is available, try to use the SIM card (if supported by
your device model) to use its data network connection.
your device model) to use its data network connection.
•
The battery may be too low. Network connectivity uses more power. Be
sure to charge the battery.
sure to charge the battery.