Visit sometimes 694D PRO2 website we recommend. It will help you to use your Celsius R630 hardware to the fullest Fujitsu extent.
There, you can download the latest Celsius R630 updates of firm ware and 694D PRO2 drivers for your Easyshare M753 device. You can also create Express5800 ES1400 restore points of your system in case of program failure. You would be able to retrieve initial state easily and try installing a Celsius R630 driver one more time. If you have an outdated Easyshare M753 unit, you won’t be able to find the matching Celsius R630 driver thereto.
