ABB AC 800F Mounting And Installation Instructions Manual page 281

7
RxD0 LED
Single color green LED, indicates the receive status of the first channel.
•
Off Channel does not receive any data.
•
Green Channel is receiving data.
TxD0 LED
Single color green LED, indicates the transmit state of the first channel.
•
Off Channel does not transmit any data.
•
Green Channel is transmitting data.
RxD1 LED
Single color green LED, indicates the receive status of the second channel.
•
Off Channel does not receive any data.
•
Green Channel is receiving data.
TxD1 LED
Single color green LED, indicates the transmit state of the second channel.
•
Off Channel does not transmit any data.
•
Green Channel is transmitting data.
RxD2 LED
Single color green LED, indicates the receive status of the third channel.
•
Off Channel does not receive any data.
•
Green Channel is receiving data.
TxD2 LED
Single color green LED, indicates the transmit state of the third channel.
•
Off Channel does not transmit any data.
•
Green Channel is transmitting data.
Functional Description of the Fieldbus Modules
7-27