ISUDAR-T72- 9/10.1 inch Android Car Radio - How to replace the motherboard.

If your car radio app crashes, freezes, or car radio automatically restarts when you use it, you need to upgrade.
But after the upgrade, if it still doesn't work properly, it may be a problem with the motherboard.
How to replace the motherboard:
1. Remove the screws from the heat sink on the back of the car radio
2. Remove the wiring harness (Note: When restoring the wiring harness, be sure to restore it in the original way - the front and back of the contacts and the position, otherwise the display will be incorrect after the replacement is completed)
3. Replace the motherboard
4. Restore the wiring harness
5. Install the screws
6. Complete replacement