160Error CodesOn-screen MessagesThe messages displayed on the LCD monitor are as follows:BusyThis is not an imageshot by EOS-1Ds“Folder number full”No more producingfolder“CF card full”No more producingfolderThe camera is processing the data. Wait a moment.You selected an image that cannot be used for “Custom WB”. Selectan image that can be used. (→p.43)Since the folder number has reached the maximum of 999, a newfolder cannot be created. Use a personal computer to delete unneces-sary folders or use a CF card containing a folder number that has notreached the maximum.Since the CF card is full, a new folder cannot be created. Use a CFcard which is not full or use a personal computer to erase unnecessaryimages or folders from the CF card to make more room. Note that anyerased images cannot be recovered.Message DescriptionIf a camera error occurs, < xx> will be displayed on the top LCD panel. Follow theinstruction below according to the error code.If the same error occurs often, something is probably wrong with the camera. Jot down the “xx”error code and take your camera to the nearest Canon Service Center (see list of servicecenters on the back cover).If an error occurs after you take a picture, the camera might have missed the shot. Press the< > button to see if the image appears on the LCD monitor.Error code CountermeasuresClean the lens contacts. (→p.11)There is a problem on the CF card. Please perform one the followingactions: Removing and reinstalling the CF card. Format the CF card.Use another CF card instead.Too many folders in the CF card. Replace with a formatted CF card.The CF card is full. Erase unnecessary images or replace with a CFcard with sufficient space.Remove and reinstall the battery.