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Cannot communicate with GSM modem sim300

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mrutyuel

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i buyed gsm modem sim300 from nsk Electronic
i connected to com1 databit set to 5600000

when HT opens
it automaticly types na shos some announ charecters like
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some kind and moden not responds any command
what i have to do plz help me plz
plz
plz
 

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