A. Go to Menu. B. Go To Accessories. C. Go down to Key Menu. D. Press Left Arrow Once to show "NAGRA2" on top of screen. OFF LIMITS: Go down to 00 09 01 section 80 is Key 00, or Key 86. Press Green Button. Enter new Key 00/86 there. Go down to 00 09 01 section 90 is Key 01, or Key 96. Press Green Button. Enter new Key 01/96 there.
Manu Sharma.. Just an attempt to help, enable your patch, usually you can't see the key menu if your patch is not enabled...(at least for CW) hope this you
put in the new bin for the cw600s it is 157 you can get it at completefta dot com and to get to keys on cw i think the s is the same as the p hit page down on the remote