I reset my acer tablet put in my shape codenowit locked and i cannot open it

it appears the google services app may need resetting (android settings > app manager > google services > clear data) this will reset the tablet's memory of whats installed until the playstore app is opened again if it fails let me know

Cant unlock it just uses for parts unless if u try to hard reset the tablet just youtube how to hard reset a acer tablet hope it helps

hard reset

Perfrm a facroey reset


Iconia Tab A200 How to Perfom Hard Reset


or

Acer Iconia A200 Reset to Factory Settings


or


Iconia Tab A200 How to Perfom Hard Reset

Hi Mercedes, you will have to perform a factory reset to take the tablet back to when new!
Power the Tablet down completely. Press and hold the Power and Volume up buttons until a recovery screen appears. You should be presented with a screen that will allow you to perform a Wipe Data Factory Reset. Perform the reset then restart the Tablet.

Hi,

The following info from

http://community.acer.com/t5/Tablets/Iconia-A500-frozen-at-Acer-logo-boot-screen/td-p/7171/page/28

might be helpful:

"How do I perform a Factory Data Reset if my Acer ICONIA TAB A500 does not boot?The following steps will erase all of your personal information, all stored contacts and any programs you have installed on your tablet.
1.Power off the tablet.
2.Press and hold the Volume up button, which is located closest to the touch screen lock switch.
3.With the Volume up button held, press and hold the Power button for 3 seconds then release it. Continue holding the Volume up button.
4.Once the tablet vibrates, switch the touch screen lock switch on and off repeatedly while still holding the Volume up button.
5.Release the Volume up button and stop switching the touch screen lock switch once the "Erasing Userdata..." message appears in the upper left corner of the screen.
6.Once the factory reset has been completed your tablet will load to the Welcome screen. 7.Your Factory Data Reset has completed now follow the onscreen steps to setup your tablet."


Good Luck!

Perform a Factory Data Reset of Acer ICONIA
The following steps will erase all of your personal information, all stored contacts and any programs you have installed on your tablet.1.Power off the tablet.
2.Press and hold the Volume up button, which is located closest to the touch screen lock switch.
3.With the Volume up button held, press and hold the Power button for 3 seconds then release it. Continue holding the Volume up button.
4.Once the tablet vibrates, switch the touch screen lock switch on and off repeatedly while still holding the Volume up button.
5.Release the Volume up button and stop switching the touch screen lock switch once the "Erasing Userdata..." message appears in the upper left corner of the screen.
6.Once the factory reset has been completed your tablet will load to the Welcome screen. 7.Your Factory Data Reset has completed now follow the onscreen steps to setup your tablet.

Acer A510 Tablet, Forgot Password - This is from a Acer Tech and it works for this Model, good chance its the same for most Acer Tablets.

While OFF, Hold the POWER ON button in while also Holding the VOLUME BUTTON down at the same time and then slide the SCREEN ROTATION LOCK BUTTON back and forth about 20 times, then let go off all buttons and wait about a minute, don't touch anything during this period, it will then come back on, now is a good time to go to settings and

You may have to perform a reset if your tablet fails to respond when buttons are pressed or the screen is tapped. To reset your tablet use a small thin object (such as a paperclip) to press the recessed reset button.

Or do Clean Boot to restore the Acer Iconia Tab A501 factory default settings.

• Open Settings from the application menu, then tap Privacy > Factory data reset.
• Click Reset tablet and then Erase everything to format your tablet.

Have you tried to remove the screw thats connected to the Video connector as well. It is a hexagon shaped screw.