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| Joined: | Saturday Apr 29th, 2006 |
| Location: | Singapore |
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| View single post by slychiu | |||||||||||||
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| Posted: Monday Apr 29th, 2019 12:42 pm |
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slychiu
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As there are many SMS Trouble and Restore I would check the GSM signal strengthIt is shown in the left bottom in the UCM/GSM4 window The signal could be dropping out, so the SMS is sent when it recovers. We have a high gain antenna which improves the signal level
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