
LonWorks Option Board User Manual
3-4
For more information visit:
www.eatonelectrical.com
MN04003008E
April 2004
LED Indications
The three LED indications next to the connector show the present statuses of the Neuron
(green H3), the LonWorks board (yellow H2) and the Fieldbus Module (green H1). From the
user’s viewpoint, the first two are the most significant.
Figure 3-3: LED Indications on the LonWorks Board
Table 3-3: Neuron Status (H3) GREEN
Table 3-4: Board Status LED (H2) YELLOW
LED Is:
Meaning
State Code
OFF
Configured
4
ON
Applicationless and Unconfigured
3
Flashing
Unconfigured
2
LED Is:
Meaning
OFF
Option board not activated
ON
Option board in initialization state waiting for activation command from the drive
Blinking fast
(once/1S)
Option board is activated and in RUN state
Option board is ready for external communication
Blinking slow
(once/5S)
Option board is activated and in FAULT state
Internal fault on option board
H3
H2
H1
H3 Neuron Service LED (GREEN)
H2 Board Status
(YELLOW)
H1 Bus Status
(GREEN)
21
22
X5
23