10
5277A
On completion of the diagnostic routine, the error is indicated
on the display.
There are different displays: RBUS for remote bus errors (see
Figure 9), LBUS for local bus errors (see Figure 10), BUS for
general bus errors (see Figure 13), OUT1 for errors at the out-
going interface, OUT2 for errors at the branching interface or
DEV for errors on devices.
Remote Bus Error
If a remote bus error has been detected, data transmission on
the bus is stopped. The outputs are reset in the LOOK FOR
FAIL state.
Display reading:
- Line 1 - Error type (RBUS)
- Line 2 - Error segment and location
- Line 3 - Error code. In the status line, the FAIL element is
active, the RUN element is flashing.
- The background color changes to red.
Figure 9: Remote bus error message
5241A009
Segment 1
Segment 2
Segment 3
INTERBUS
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