Hi together,
good news & bad news....
![Banging Head |O](https://www.eevblog.com/forum/Smileys/default/bangheadonwall.gif.pagespeed.ce.8iLbFYV4Bc.gif)
Scope DS2072a FW 03. SP1, HW2.0
Memory dump with: echo :SYST:UTIL:READ? 15441920,13262848 | ncat -i 1 SCOPE_ADDRESS_HERE 5555 > DS2072A_sdram.bin
works fine. 12,9MB.
![ThumbsUp :-+](https://www.eevblog.com/forum/Smileys/default/icon_smile_thumbsup.gif.pagespeed.ce._JElyJQqdB.gif)
rigup DS2072A DS2072A_sdram.bin > opt.txt
works also fine and generates 4 different keys (only all options, 100MHz full option, 200 & 300) and I try all but they sems not to fit.
PS: also rigup scan DS2072A_sdram.bin > ec_decoded.txt works also fine an generates valid entries
![ThumbsUp :-+](https://www.eevblog.com/forum/Smileys/default/icon_smile_thumbsup.gif.pagespeed.ce._JElyJQqdB.gif)
BUT entering the key over:
a) Scope directly = 0 reaction
b) over Ultra Sigma SCPI command ":SYSTem:OPTion:INSTall key" = 0 reaction
c) over Ncat via LAN "echo :SYST:OPT:INSTALL A_KEY_FROM_OPTIONS_WITHOUT_DASHES | ncat -i 1 SCOPE_ADDRESS_HERE 5555" = also 0 reaction
![Sad :(](https://www.eevblog.com/forum/Smileys/default/xsad.gif.pagespeed.ic.L3FGyzQrjB.png)
Any ideas/hints why it fails?
Update: Scope was blocked by to many false tries to enter unknown Options. After factory reset (multipress left gray button #6 multiple during booting) and retry to enter generated keys
![Cheesy :D](https://www.eevblog.com/forum/Smileys/default/xcheesy.gif.pagespeed.ic.KPzuH4J-TG.png)
IT works!
![Grin ;D](https://www.eevblog.com/forum/Smileys/default/xgrin.gif.pagespeed.ic.QVVz6XIT20.png)
many thanks to all!