Service cases - hardware
4.6 Expansion module NX10.3
Hardware and Software
110 Service Manual, 03/2011, 6FC5397-5DP40-0BA0
4.6 Expansion module NX10.3
4.6.1 NX10.3 status displays
Status displays
The following status displays on the NX10.3 provide information about the module state:
LED Color State Description
- OFF Electronics power supply outside the permissible tolerance range.
Continuous light Component is ready. Green
Flashing light 2 Hz Writing to CompactFlash Card.
Continuous light There is at least one fault (e.g., RESET, watchdog monitoring, basic system
fault).
NX10.3 is presently booting.
Red
Flashing light
0.5 Hz
Error when booting: e.g. the firmware cannot be loaded into the RAM.
Continuous light Firmware is being loaded into the RAM
Flashing light
0.5 Hz
Firmware cannot be loaded into the RAM.
RDY, H1
Yellow
Flashing light 2 Hz Firmware CRC error.
- OFF Electronics power supply outside the permissible tolerance range.
NX10.3 is not ready for operation.
Continuous light CU_LINK is ready for communication and cyclic communication is running. Green
Flashing light
0.5 Hz
CU_LINK is ready for communication and no cyclic communication is
running.
DP1,
CU_LINK,
H2
Red Continuous light At least one CU_LINK fault is present.
CU_LINK is not ready for operation (e.g., after switching on).
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