The firmware may be in corrupted or damaged. First try rebooting the unit in recovery mode. Here are the steps to do this:
- Power off the MP500 unit
- Turn on the unit by holding in the power button until the LED on it begins blinking
- Release the power button and observe the LED continues to blink
At this stage, the MP500 motherboard should show up on the Connection
screen of MPManager. If it does not, the unit is damaged and will need to be repaired.