School water card original password is encrypted, A unreadable, my hand is out of control at noon format the card, the password then block 3 A and B are readable, are 12 F, at the same time also don't recognize this water card, water fountain control bit is FF078069

CodePudding user response:

After it is formatted

CodePudding user response:

Your this card, invalid, password identification code, all formatted,