
| Connectivity Module | Status LEDs ix | 
Status LEDs
| LED | LED Description | LED Function / Mode of Operation | |
| POWER | Power indication status. | Solid GREEN – functioning as a Connectivity Module (Acc. 72E). | |
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| GREEN/AMBER | Solid AMBER – functioning as a Serial Module (Acc. 72A). | ||
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| RX | Data receiving status. | Blinking GREEN – indicates receiving data from a client. | |
| GREEN | |||
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| TX | Data transmit status. | Blinking GREEN – indicates transmitting data to a client. | |
| GREEN | |||
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| LINK | Link status. | Solid GREEN – indicates active Ethernet connection. | |
| GREEN | |||
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| CH1 | Client connection status. | Blinking GREEN – indicates active Ethernet client connection. | |
| GREEN | |||
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 | Blinking YELLOW then off – indicates server disconnection because of | |
| CH2 | Additional Diagnostic LED. | Ethernet client inactivity. | |
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| YELLOW | Solid YELLOW then off – indicates server disconnection due to Ethernet | ||
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 | client disconnection. | |
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 | Off – indicates no error. | |
| 
 | Diagnostic. | Short blinking RED then off – indicates active client/server write process. | |
| DIAG | 
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| RED | Long blinking light then off – indicates server is receiving unrecognized | ||
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 | request packet from an Ethernet client. | |
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 | Solid RED – indicates major error. | |
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