Updating Keys on all Ariza receiver's

Ariza 400/500
1- Press Green button
2- Red button
3- Red button
4- Menu button
5- Press right arrow several times until you see nagravision
6- Now depend on the key that changed and it is active you must scroll down til proper key to be changed

Example: On 06/09/05 ECM key 01 is active. Scroll down to provider
000101 01 key line and enter xx xx xx xx xx xx xx xx (enter number with
your # button in your remote and for letter follow code definition
button on your TV screen)
7- Press OK for 5 seconds.
8- Exit,exit...........

Ariza 700/750

1- Press Menu
2- Scroll Down to Parental Control, Press Enter
3- Press "i" key on remote, then enter pin number "2004"
4- Scroll down to Set Default Key, Press Enter
5- Scroll up to Nagravision, Press Enter
6- Press VOL Right twice, you will see Dish Network
7- Press CH Down once, then VOL Right Twice, you will now see Nagravision 2 displayed top left
You are now at the key 00, Press CH Down once so you can edit the Key Data
9- Enter your new keys (write down the old ones to be safe)
10- Press Ok to store, then repeat with key 01
11- Press exit until you get back to tv, all channels will be available