Code Alarm CR3 - Manual (Page 47)

C002332_09_CR3 User Manual - 41 Save Settings
Scan the following codes to enable/disable RSS symbology settings:
RSS Limited On RSS 14 and RSS 14 Truncated On RSS 14 Stacked On
RSS Expanded On All RSS On All RSS Off (Default)
3.22 - RSS Symbology
3.21 - QR Code Symbology
Scan the following codes to enable/disable QR Code symbology settings:
QR Code On QR Code Off (Default) Enable Checksum
Disable Checksum (Default) QR Code Inverse On Both Inverse and Standard On
All QR On (includes Micro QR) Inverse QR and Micro QR On
Sample QR Code Sample Micro QR