Reference9:General/Compact-Flash/Image
General
You have to unmount/remove the card, before you can upload a compact flash image to your card.
Image size
As uploads of files > 2 GB are not supported by browsers, images must be downloaded and uploaded in 2 GB parts.
Select the current part and submit the change before you download or upload the part.
Upload
Select an uncompressed image file and upload it to your compact flash card.
Warning: this will delete all partitions and files, which are currently present on your card!
Download
Downloads the currently selected part.
External tools
To create an own image from a CF card under windows, you can use the Securepoint Imaging Tool.
If you want to upload such an image, you have to split it into 2.147.483.136 bytes sized parts.