Follow these steps:
1. In Edit view, tap an image and hold your stylus on it until the Multi button appears on the image.
2. Tap the Multi button, and then tap the images that you want to select.

Follow this procedure:
1. Insert the CF card into the card reader or the Leaf Aptus digital camera back.
2. On the desktop, double-click the system disk.
3. Select Applications > Utilities > Disk Utility.
4. On the left panel of the Disk Utility dialog box, select the removable disk that you want to format.
5. Click the Erase tab.
6. In the Volume Format box, select MS-DOS File System.
7. In the Name box, type LEAF-CF.
8. Click Erase.
9. In the confirmation message that appears, click Erase. Formatting is complete when the progress bar disappears from view, the Volume Format box shows Mac OS Extended (journaled), and the Name box shows Untitled.
10. On the desktop, select the LEAF-CF volume.
11. Select File > Get Info.
12. In the Leaf-CF Info window, ensure that Format shows Macintosh PC Exchange (MS-DOS).
13. Close the Disk Utility application.
14. Drag the LEAF-CF volume to Trash.

If you have already been using the CF card with your Leaf Aptus digital camera back, use this procedure to perform a quick format of your CF card. Quick format is useful in the following circumstances:
• If you wish to erase all the data on the card
• If the card is not performing as expected, for example, you cannot save pictures on the card, saving on the card takes a long time, or if you receive error messages concerning the card
Note: Do not perform a quick format if the CF card is new, or if you have used the CF card on a non-Leaf digital camera back. If these cases apply, format the CF card on the Mac.
1. Tap Quick Format.
2. Tap the disk that you want to format, and then tap choose.
The “You are about to erase all the data on this disk” message appears.
3. Tap OK.

It is highly recommended that you place the CCD cover on your back when you remove it from your camera. This protects the sensor from dust and other dangers such as knocks and scratches.

The Leaf Aptus digital camera back shoots only one type of file (Mosaic). However, you can choose to shoot in lossless compression or non-compressed mode.

Yes, it is perfectly safe to power the back with no storage device inserted.

Each Leaf Aptus digital camera back is built for a particular camera type, meaning a Leaf Aptus digital camera back universal can not be adapted to a Mamiya 645ADF. However, in most cases each back can be adapted to large format cameras as well as the Mamiya RZ and the new super-wide cameras, such as ALPA.

Yes, the Leaf back is a hot swappable device.
Important: Do not remove the CF card if the LED on the Leaf back is flashing.