CFast Cards
10
Use Disk Utility on Mac OS X to erase your CFast card in the
Mac OS extended (journaled) or exFAT format.
Use the 'format' dialog box feature in Windows
to format your CFast card in the exFAT format.
Preparing CFast Cards on a Mac OS X Computer
Use the Disk Utility application included with Mac OS X to format your card in the HFS+ or exFAT
formats. Remember to back up anything important from your CFast card as all data will be lost when
it is formatted.
Step 1.
Connect the CFast card to your computer using a CFast 2.0 reader/writer or CFast drive,
and dismiss any message offering to use your card for Time Machine backups.
Step 2.
Go to applications/utilities and launch Disk Utility.
Step 3.
Click on the disk icon of your CFast card and then click the 'erase' tab.
Step 4.
Set the 'format' to 'Mac OS extended (journaled)' or 'exFAT'.
Step 5.
Type a 'name' for the new volume and then click 'erase'. Your CFast card will quickly be
formatted and made ready for use.
Preparing CFast Cards on a Windows Computer
The 'format' dialog box can format a drive in the exFAT format on a Windows PC. Remember to back
up anything important from your CFast card as all data will be lost when it is formatted.
Step 1.
Connect the CFast card to your computer using a CFast 2.0 reader/writer or CFast drive.
Step 2.
Open the 'start' menu or 'start' screen and choose 'computer'. Right-click on your CFast card.
Step 3.
From the contextual menu, choose 'format'.
Step 4.
Set the file system to "exFAT" and the allocation unit size to 128 kilobytes.
Step 5.
Type a volume label, select 'quick format' and click 'start'.
Step 6.
Your CFast card will quickly be formatted and made ready for use.