@Solla-topee Thank you.

@Solla-topee It isn't a power cable problem. It turns on fine in any plug socket if the memory card is left out. I have to insert the memory card after power on / boot up. Seems like a firmware issue.

Hi, my C310 won't power on if the SanDisk Ultra Class 10 microsd 128gb is inserted. I have to take it out, power on and then insert the memory card after it has booted up. I've checked and this is...