Where and when can those be purchased? Connection Sequence According to our engineer, the main charging port and the balance port has reversed polarity protection respectively. Posting Quick Reply – Please Wait. The charger may say it just charged my cells to 3. Complain wrong Brand wrong Model non readable. Install the iCharger B USB driver directions for this located on the same page Run the upgrader program that came on the CD or website location given in the manual Connect the USB cable provided with the charger Select the B in the device list Click the “Open” and select the new firmware file optionally follow the directions on how to download the firmware Click “Update Sign up now to remove ads mabual posts.