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→Test received signal strength
<section end=examples />
== Test received signal strength<br> ==
<section begin=examplestrength examplesstrength />
Use the instruction:
<pre>at+csq</pre>
The answer should be: +CSQ: X,0, where X is the signal strenght. For example 12 is poor and 18 is good. If the answer is +CSQ:99,99 you should check your coverage or use an antenna<br>
<section end=examplestrength examplesstrength />
== Making a phone call<br> ==
<section begin=examplecall />