An awesome student from our education program made this wiki. It is not managed by iFixit staff.
Linsay Model F-7HD2CORE Troubleshooting
Linsay Tablet Model Number F-7HD2CORE
No matter what you do, you can't get your tablet to turn on.
If your tablet won't turn on, plug the tablet and charger into a power source. If battery will not charge, purchase new battery. The guide to replace your battery can be found here.
It is possible that it appears nothing is happening because the backlight is broken. If this is the issue, the backlight must be replaced.
Sound will not play or will not play well from the tablet speaker.
It is possible that the volume controls are turned low or off, use the volume button to adjust speaker volume.
If sound will not play from the tablet speaker, the problem could be fixed by replacing the speaker.
The screen of the tablet is shattered or cracked.
If your tablet screen is cracked or shattered, replacing the glass screen would fix the problem. The guide to replace your screen can be found here.