
Source Technologies, LLC                                                             ST9620 Secure MICR Printer User’s Guide  
60
Error Message 
on Display 
Printed 
Message  Description  Action 
Secure File Not 
Unlocked/Opene
d/Written/Read 
  There was an internal 
error while trying to 
access Flash for an 
STL or STP command 
Print the menus to ensure 
that Flash is installed. 
Print a directory of Flash 
to ensure that is it not 
write protected or full. If 
error occurs on STP 
command, check to 
confirm that the resource 
is stored in Flash. 
Error Messages  |  9