Activity Messages ......................................................................................................116
Reader Maintenance ....................................................................................................124
Cleaning Readers ......................................................................................................124
Recalibrating Readers ................................................................................................124
Making Backups ..........................................................................................................126
Why Make Backups ....................................................................................................126
Troubleshooting ........................................................................... 130
Enroll Option Disabled ...............................................................................................130
Software Expired ........................................................................................................131
User Often Rejected ...................................................................................................132
Index ............................................................................................. 133
viii