EAGLEHAWK CONTROLLER – INSTALLATION & COMMISSIONING INSTRUCTIONS
29
EN1Z-1005GE51
R0216
Tx and Rx LEDs
Table 25. EAGLEHAWK controller bus LEDs Tx and Rx
case bus LEDs
meaning
remedy
1
Both Tx and Rx
are flashing
Normal operation; RS485-1 is functioning
properly.
No action necessary
2
Both Tx and Rx
are OFF
No communication on RS485-1.
►
Switch ON communication on RS485-1. L1 should
then flash. Further handling like case 4 (below).
3
Rx is flashing
and Tx is OFF
Communication on RS485-1 has been
switched OFF, but the EAGLEHAWK is
receiving data from other controllers.
►
Switch ON communication on RS485-1. If this
proves unsuccessful, the hardware may be
defective.
4
Tx is flashing
and Rx is OFF
The EAGLEHAWK controller is attempting to
establish communication on RS485-1, but
there is no answer.
►
The communication rate (Kbaud) on RS485-1 has
not been correctly set; other controllers on the bus
may have been incorrectly assigned the same
device number; wiring problem or hardware defect.
Panel Bus I/O Module Troubleshooting
Please refer to CentraLine I/O Modules - Installation & Commissioning Instructions (EN1Z-0973GE51) for more information
about Panel Bus I/O module troubleshooting.