no service error after upgrade to ios5.0.1

Discussion in 'iPhone' started by shibupgi, Nov 24, 2011.

  1. shibupgi macrumors newbie

    Nov 21, 2011
    i got no service error message after upgrade my iphone 3gs ios5.0.1 from 4.1 my base band 06.15.00 shsh:4.0.1, 4.1,4.2 ,i did the following steps for upgrade from google search
    downloaded : sn0wbreeze v2.8b11 , iPhone2,1_5.0.1_9A405_Restore

    Step 1. Opened Sn0wbreeze and browse for the 5.0.1 firmware
    Step 2. Select new boot rom
    Step 3. Choose expert mode.
    Step 4. Click on general then next. with in the general option click check the box “activate the iPhone”.
    Step 5. Click next then choosed build ipsw then click next again.
    Step 6. ipsw is done, sn0wbreze guided in putting device into a pwnd DFU mode.
    Step 7. Opened Itunes and shift click or option click on restore. Browse for the sn0wbreeze ipsw that was created on desktop.
    Step 8. After it is done restoring my device stuck on the apple logo screen. Open up iBooty
    Step 9. In iBooty just selected device and put my device into DFU mode device then boot up.
    then i configured and opened cydia installed ultrasnow after that reboot my device

    but my device shown now no service. please help me for solve this.
  2. saving107 macrumors 603


    Oct 14, 2007
    San Jose, Ca
  3. jephersun macrumors member

    Jul 20, 2008
    Daly City, CA
    I had this issue too with sn0wbreeze. in step 4, don't "activate the phone." that should solve your problem.
  4. shibupgi thread starter macrumors newbie

    Nov 21, 2011
    sir please what can i do get back mobile service, can u tell me how to unlock my 06.15.00 bb mobile
  5. shibupgi thread starter macrumors newbie

    Nov 21, 2011
    anybody help me my iphone have no service error
  6. shibupgi thread starter macrumors newbie

    Nov 21, 2011
    i tried restore ios5.0.1 again but i got error 1694 ,1600 please help
  7. ChrisWard1994 macrumors member


    Sep 13, 2011
    Had the same problem. You have to reinstall baseband 6.15.00 to solve it.
  8. nebo1ss macrumors 68030

    Jun 2, 2010
    I think you might have to wait for Ultrasn0w to be upgraded to work on 5.0.1

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