PiPO S2 - Manual (Page 18)

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It takes around 5 hours to charge your tablet to full battery. Please only use a
5V /2A adaptor included in the gift box to charge it.
Troubleshooting Troubleshooting Troubleshooting Troubleshooting
1. Can not turn on the tablet
Check the tablet’s power level, please charge it before starting it. In case your
tablet still cannot be turned on, you may try to reset it
2. No sound from earphone
Check if volume is set to ‘0’. Or earphone may be broken, please change for
another one.
3. Big noise
Check if there is dust in the earphone or speaker. Check if the file is broken.
4. Frozen to any operation
Please use a pin to reset and then restart your tablet.
5. Screen drift or unresponsive screen
To correct it, you may a) Go to Settings → Accessibility → Touch panel
calibration to calibrate it; b) In case calibration cannot be carried out, you may
press and hold the power button for about 15 seconds to force the tablet to
shut down. Calibration will be automatically done after you start up your tablet.
c) Use a USB mouse to carry out calibration operations on your tablet.
6. Application not workable
Possible reasons may be that this app is not compatible with your OS or the
downloaded .apk file is broken so you may need to download a full version.
8. How delete a Google account?
If an account is added, the account is shown in “Accounts & sync” of “Settings”,
where you may also add another account. To delete an undesired account, go
to “Settings” → “Privacy settings” → “Factory data reset”. Your tablet’s internal
storage, downloaded apps, etc. will also be deleted, except the info in your
flash memory. Be careful before you carry out this operation.