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Thanks and Regards, RM On Sat, May 10, 2014 at 4:13 PM, Labs &lt;rp.labs(a)gmx.ch&gt; wrote: --089e0158c1089091e804f922f13b Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr">Hi,<div><br></div><div>Thanks for your assistance.<div sty= le><br></div><div style>So far from my analysis, this is what I have got:</= div><div style><br></div><div style>After the BTS sends Location Update Acc= ept message to the MS, =C2=A0the MS responds with a MM status message sayin= g=C2=A0</div> <div style>&quot;Invalid Mandatory Information&quot;.</div><div style><br><= /div><div style>In a working case, the MS should respond with a TMSI Reallo= cation Complete message which is not happening.</div></div><div style><br> </div><div style>From here, I don&#39;t know how to proceed further.</div><= div style><br></div><div style>Thanks and Regards,</div><div style>RM</div>= </div><div class=3D"gmail_extra"><br><br><div class=3D"gmail_quote">On Sat,= May 10, 2014 at 4:13 PM, Labs <span dir=3D"ltr">&lt;<a href=3D"mailto:rp.l= abs(a)gmx.ch&quot; target=3D&quot;_blank&quot;&gt;rp.labs(a)gmx.ch&lt;/a&gt;&amp;gt;&lt;/span&gt; wrote:<br> <blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1p= x #ccc solid;padding-left:1ex">Hello,<br> <br> In this case it can be some hardware issue with your phone.<br> If your phone was pre 4.24 software version and it was upgraded it is possi= ble to have a corrupted EEPROM and you need to use some software tools to r= epair it.<br> <br> If that is not the case you can try to identify what hardware component is = broken by manually pickup a 900 or 1800 operator and check it if it works. = If one is working and one not this means your duplexer has issues and needs= to be replaced. Other components that might have issues are the PA and COB= BA ICs. Considering that a 3310 you can get for free now it&#39;s not worth= it to repair it.<br> <br> Regards,<br> R.<div class=3D""><br> <br> On 05/10/2014 05:21 PM, R M wrote:<br> </div><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-l= eft:1px #ccc solid;padding-left:1ex"> Hi,<br> <br><div class=3D""> The phone is not locked to any network. Its an unlocked phone. I have<br> confirmed that.<br> <br> Thanks and Regards,<br> RM<br> <br> <br> On Sat, May 10, 2014 at 7:25 AM, Labs &lt;<a href=3D"mailto:rp.labs@gmx.ch"= target=3D&quot;_blank&quot;&gt;rp.labs(a)gmx.ch&lt;/a&gt;&lt;br&gt;&lt;/div&gt;&lt;div class=3D""> &lt;mailto:<a href=3D"mailto:rp.labs@gmx.ch" target=3D&quot;_blank&quot;&gt;rp.labs(a)gmx.= ch</a>&gt;&gt; wrote:<br> <br> <br> <br> =C2=A0 =C2=A0 On 05/10/2014 12:51 PM, R M wrote:<br> <br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 Hi,<br> <br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 I have recently purchased a SIM card. When I us= e the SIM in<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 Nokia 3310,<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 and try to manually select a particular cell, i= t says no access. SIM<br> =C2=A0 =C2=A0 =C2=A0 =C2=A0 belongs to the same network.<br> <br> <br> =C2=A0 =C2=A0 Looks like your 3310 has a network lock. Are you sure that yo= ur<br> =C2=A0 =C2=A0 phone is unlocked? You can test it with 2 different SIM cards= for<br> =C2=A0 =C2=A0 real networks and confirm that it is OK. DCT3 phones can be e= asily<br> =C2=A0 =C2=A0 unlocked via IMEI.<br> <br> =C2=A0 =C2=A0 Regards,<br> =C2=A0 =C2=A0 R.<br> <br> <br> </div></blockquote> </blockquote></div><br></div> --089e0158c1089091e804f922f13b--