Hi flytlust,
The 8U transmitter does not use a lithium battery pack for memory. It sounds like something's wrong in the memory circuits. The transmitter should be sent to us for inspection/repair.
For information on sending this back, please see our site at:
http://www.futaba-rc.com/service-moved.html
I hope you find this information helpful. Should you have any further questions or concerns, please do not hesitate to contact us at 217-398-8970 for Support, 217-398-0007 for Service or via fax at 217-398-7721 or by email at
[email protected].
Sincerely,
Krysta
Lead Futaba Customer Service and Programming Technician
Also you may want to check our Website at (
http://www.futaba-rc.com)