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OPERATING PROCEDURES
STATUS LEDS
WBPEEUI240756A0
4 - 3
STATUS LEDS
The IMFEC1
module has two LEDs (red/green) on its face-
plate that indicate module status. Figure
shows the loca-
tion of the status LEDs on the FEC faceplate. Refer to Table
for a list of LED states and their meaning.
Figure 4-2.
IMFEC1
Status LED
Table 4-1.
MFEC1
Status LED States
Red LED
Green LED
Indication
OFF
OFF
No power or not enabled.
OFF
ON
Enabled and communicating with control module.
ON
OFF
I/O expander bus not operating
OFF
Blinking
(6 times per minute) Module hardware failure
B a iley
IMFEC12
T00920A
RED
STATUS LED
GREEN
STATUS LED
FAIL
POWER