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How to handle the below TCUC alarm

Created: Jul 18, 2021 09:53:55Latest reply: Jul 25, 2021 04:41:08 493 11 1 0 0
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How to handle the below TCUC alarm 

How to handle the below TCUC alarm


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BetterMing
Created Jul 18, 2021 10:55:28

Hello, dear.
This alarm is generated because there is no communication connection between TCUC and SMU. You need to check if the RS485 connection between TCUC and SMU is loose or disconnected. It is also possible that the SMU version is too low to cause no communication with TCUC. It is also possible that the protocol between TCUC and monitoring is not unified. Single board J18 (1 2 pins) is not shorted for MODBUS protocol, shorted for master-slave protocol.
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chantha
chantha Created Jul 25, 2021 04:40:35 (0) (0)
 
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Hello,
We're working on your problem. Please be patient.
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Hello, dear.
This alarm is generated because there is no communication connection between TCUC and SMU. You need to check if the RS485 connection between TCUC and SMU is loose or disconnected. It is also possible that the SMU version is too low to cause no communication with TCUC. It is also possible that the protocol between TCUC and monitoring is not unified. Single board J18 (1 2 pins) is not shorted for MODBUS protocol, shorted for master-slave protocol.
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  • convention:

chantha
chantha Created Jul 25, 2021 04:40:35 (0) (0)
 
Posted by BetterMing at 2021-07-18 10:55 Hello, dear.This alarm is generated because there is no communication connection between TCUC and SM ...
thank you very much
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Posted by BetterMing at 2021-07-18 10:55 Hello, dear.This alarm is generated because there is no communication connection between TCUC and SM ...
thank you very much , could you please send an image for the TCUC board , and for this alarm which cabinate has this issue TCUC
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Navin_kay
Navin_kay Created Jul 25, 2021 04:43:16 (0) (0)
 
BetterMing
BetterMing Created Jul 26, 2021 06:48:58 (1) (0)
We are sorry that we are unable to provide you with photos.  
Note with thanks
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Navin_kay
Navin_kay Created Jul 25, 2021 04:43:21 (0) (0)
 
Great
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Well note
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