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Excel 800 Troubleshooting
33 EN1B-0410GE51 R0908A
Table 39. XCL8010AU L
ONWORKS service LED
case When can it occur? meaning remedy
1
Anytime
Node is configured and running normally
No action necessary
2
Power up of controller
Bad node hardware
► Replace hardware
3
Power up of controller
Bad node hardware
► Replace hardware
4
Power up / reset
Node lacks application.
May be caused by neuron chip firmware when
a mismatch occurs on application checksum
► Using EXCELON, set module to
“configured online”
► If problem persists, the MIP software
on LW interface has been erased due
to wrong setting performed using
ECHELON tool:
Replace hardware
5
Anytime
Watchdog timer resets occurring.
Possible corrupt EEPROM and bootstrap
mode
► Download firmware
6
Anytime
Node is unconfigured but has an application
► Proceed with commissioning
C-Bus Tx and Rx LEDs
Table 40. XCL8010AU C-Bus Tx and Rx LEDs
case C-Bus LEDs meaning remedy
If the C-bus is functioning properly, then the
XCL8010AU is functioning properly
No action necessary
1
Both LEDs are flashing
If the C-bus is not functioning properly, then
the termination can be wrong
► Check C-bus termination switch S1
(location: see Fig. 4 on page 7)
2
Both LEDs are OFF
No C-bus communication
► Check C-bus settings
3 Both LEDs are flashing
synchronously
No C-bus communication
► Check C-bus wiring
HMI Tx and Rx LEDs
Table 41. XCL8010AU HMI Tx and Rx LEDs
case HMI LEDs meaning remedy
1
Both LEDs are flashing
If the HMI Interface is functioning properly,
then the XCL8010AU is functioning properly
No action necessary
2
Both LEDs are OFF
No HMI Interface communication
► Check HMI Interface connection and
proper earthing of connected
hardware