Originally Posted by ggleb
Hi, can you tell us your baseband region where you have tested this modem ?
I have official Russian version and serious network problems.
I am from Ecuador , I also had many network problems, I lost signal constantly , should be the difference in the frequency of this region with Russia , then decided to remove the modem ROM Trinidad and Tobago as it is the containing the first modem for the region of South America, after a whole day with the modem should say that the problem is not entirely solved but the signal has improved considerably.
Likewise, I 'm investigating to try to solve this problem