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Acer Iconia B1-720 Troubleshooting
7 inch tablet manufactured by Acer in early 2014. Has 16 GB of internal storage with a 1200 MHz duel core processor.
- Tablet won't turn on
- Battery life is very short
- No audio or distorted audio through audio jack
- Camera won't turn on
- No audio/distorted audio from internal speaker
- Touchscreen input not responsive
Your tablet won't turn on even if it is fully charged.
Before opening your device, make sure the battery is fully charged. If it is, read on.
Try plugging your tablet directly into the wall. If it still will not turn on, it may have a faulty connection within the device. You will have to remove the back cover and check the wiring. If all the wiring is in place, read on.
If the device still will not turn on, the battery is probably faulty and the battery will need to be replaced using this guide..
Battery life is shorter than what the the manufacturers specify.
There may be a lot of programs running, causing battery life to be shortened. Try closing the programs that you are not using to see if this increases battery life.
The battery may be faulty and will need to be replaced using this guide
Your tablet operates properly and appears to work, but when you plug in headphones or speakers, there is no audio
While this is unlikely, try your tablet with another set of headphones or speakers to eliminate this as the source of the problem right at the beginning.
A bad audio jack is the most likely cause of the problem and will need to be replaced using this guide.
Camera won't turn on when you select the camera app
There may be an operating system error that is causing your camera not to initialize. Try restarting your tablet and reopening the app.
More than likely, the camera in the tablet is bad and will need to be replaced using this guide.
Make sure the volume for the speaker is turned up so you can hear it.
Make sure the device is not connected to a external Bluetooth source.
If there is still no (or distorted) sound coming from the speaker in your tablet, it is likely the internal speaker is broken and will need to be replaced using this guide.
Your tablet is not recognizing the touch input on the front panel.
It may be possible that the touch screen is bad. If so, the screen will need to be replaced using this guide.
If replacing the screen doesn't work, the logic board will need to be replaced using this guide.