HIMA Himax X-COM 01, Manual, Page: 17 / 42

X-COM 01 3 Product Description
HI 801 011 E Rev. 5.00 Page 17 of 42
3.4.5 Redundancy indicators
The LEDs are located below the module status indicators.
LED Color Status Description
Ess Yellow On At least one non-redundant fieldbus protocol is
configured.
Blinking1 A fieldbus protocol configured for redundant operation is
not operating redundantly.
Off

All fieldbus protocols configured for redundant
operation are operating redundantly.

No non-redundant fieldbus protocols are running.
Red Yellow On All fieldbus protocols configured for redundant operation
are operating redundantly to the partner module.
Blinking1

Synchronization

The redundant partner of at least one redundant
fieldbus protocol is missing.
Off No redundant fieldbus protocol is configured.
Table 10: Redundancy Indicators
3.4.6 System Bus Indicators
The system bus LEDs are labeled Sys Bus.
LED Color Status Description
A Green On Physical and logical connection to the system bus
module in slot 1.
Blinking1 No physical connection to the system bus module in
slot 1.
Yellow Blinking1 The physical connection to the system bus module in
slot 1 has been established.
No connection to a (redundant) processor module
running in system operation.
B Green On Physical and logical connection to the system bus
module in slot 2.
Blinking1 No physical connection to the system bus module in
slot 2.
Yellow Blinking1 The physical connection to the system bus module in
slot 2 has been established.
No connection to a (redundant) processor module
running in system operation.
A+B Off Off Neither physical nor logical connection to the system
bus modules in slot 1 and slot 2.
Table 11: System Bus Indicators