ABB S800 I/O Manual page 73

Section 5 Maintenance
CI830 FCI Module LEDs
The CI830 FCI has indicators for fault, operational state, power status, PROFIBUS
communication status, and optical ModuleBus communication status.
describes the LEDs, and
F (Fault)
R (Run)
P (Power ok)
RX (Receive)
TX (Transmit)
Tx (TB810/TB811)
Rx (TB810/TB811)
(1) The F-LED lights up at power up, restart of the module, or when the module goes to Error state.
At the start up, the module does a self test; if the self test is OK, the module turns off the F-LED.
3BSE020926-600
Figure 21
Table 16. Standard LEDs on CI830 FCI Module with TB810/TB811
LED Color
shows the location of LEDs on the module.
Red Fault in the module
Green Operational state
Green Internal power OK
Yellow Receive data on PROFIBUS
Yellow Transmit data on PROFIBUS
Yellow Transmit data on the optical ModuleBus
Yellow Receive data on the optical ModuleBus
CI830 FCI Module LEDs
Table 16
Description
(1)
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