Canon imageRunner iR2270 Service Manual page 106

Chapter 4
F-4-1
Screen Design:
SET-xxxx: indicates the license status. If installed, the option is identified as '1' under A.
To invalidate an option for transfer, select it, and type in '0' under B; then, click [OK] so
that the option will be invalidated and an invalidation certificate will be issued.
TR-xxxx: indicates any invalidation certificates that have been generated under C.
xxxx may be any of the following:
4-2