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					Originally Posted by kaos  Here is the Registry edit for enabling Hidden Phone Settings "Mode of  Operation" option to pick 1X mode only.
 HKLM\SOFTWARE\OEM\PhoneSetting
 
 Change the option HiddenModeOperationPage from 1 to 0
 
 Then go to Phone/menu/option/service/and check in the list, "Mode of  Operation" should be at the bottom. You have 3 choices, Hybrid, EVDO,  and 1X.
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 Already confirmed that no longer works for TP2
I found something interesting a program called advance configuration tool, unfortunately its only for gsm.  
http://www.touchxperience.com/en/adv...tion-tool.html  but what it does is adds a slider to the communications screen in settings, just like you would put the phone in airplane mode, you can turn off 3g that way, unfortunately it doesnt work with cdma.  Its designed for att 

 but if your an att fan, this does it.