Build 21 v21.4.1© 2007-2010 RED.COM INC. FEBRUARY 23, 20109494APPENDIX A: UPGRADING CAMERA FIRMWARERED ONE camera functionality may be upgraded by installing the latest firmware.Camera firmware and software are identified by the build and version number. This is displayed by thecamera on the LCD display and all external monitors during power up. Refer to POWER UP / DOWN un-der BASIC OPERATION. A higher number reflects a later release. The current RED ONE release availablefor download and upgrade is shown on the home page of the www.RED.com web site.Go to www.RED.com/support for a complete listing of firmware revisions available for the camera, com-plementary QuickTime codec, postproduction software, and Operation Guide.