http://blogs.msdn.com/esiu/archive/tags/Mobile+Phone/default.aspxTags: Mobile Phoneen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/esiu/archive/2007/03/14/thou-shall-tune-your-blackjack.aspxThu, 15 Mar 2007 09:18:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:1885087esiu0http://blogs.msdn.com/esiu/comments/1885087.aspxhttp://blogs.msdn.com/esiu/commentrss.aspx?PostID=1885087<P>Default Blackjack settings from Cingular have the following problems:<BR></P> <UL> <LI>Battery life is short because frequent sync drains too much battery</LI> <LI>Dropped calls happen often due to network transition from 3G to Edge</LI></UL> <P>In order to make your new Blackjack functional, you need to do the following:<BR></P> <UL> <LI>Get an extended battery from Cingular store if you don't have one already</LI> <LI>Turn off beaming if you don't need it</LI> <LI>Turn down screen brightness</LI> <LI>Change Sync interval to be 30 or 60 minutes.&nbsp; Instant sync will drain your battery very fast</LI> <LI>Force Edge/GSM, rather than 3G/WCDMA</LI> <LI>Phone calls get dropped consistently as network transitions from 3G to Edge</LI> <OL> <LI>&nbsp;* Enter *#1546792*#&nbsp;</LI> <LI>&nbsp;* Choose Network and Call settings</LI> <LI>&nbsp;* Choose Network Mode</LI> <LI>&nbsp;* Choose GSM and hit Done</LI> <LI>&nbsp;* If you need a password, it is *#81230# </LI></OL></UL> <P>If your calls still get dropped, please visit Cingular store and get a new SIM card.<BR></P><img src="http://blogs.msdn.com/aggbug.aspx?PostID=1885087" width="1" height="1">Mobile Phone