To my best knowledge you have to either replace an internal battery (if present), or put big ones in the battery compartment. Hope this helps
Message
Re: Internal Memory Backup Battery & EZ-CZ Cartridge
2010-11-19 by Marc Goemans LL.M
Yahoo Groups archive
Message
2010-11-19 by Marc Goemans LL.M
To my best knowledge you have to either replace an internal battery (if present), or put big ones in the battery compartment. Hope this helps