1. Make sure that the control box is connected to a power source.
2. Now enter the 20 digit recharge code for activation. The codes will be displayed on the UIU LCD screen as you type.
3. If you mistakenly type the code, press the red button to cancel the activation. But if the codes are correct, press the green button to activate the code and recharge.
4. If the Token entered is correct, the screen will display “ACCEPT” which mean that the recharge was successful.
5. But if the screen displays “REJECT”, this means the code was not accepted and the recharge FAILED. You might have have entered a wrong or invalid recharge code.