Compactflash card status indicator – Rockwell Automation 1769-L31 CompactLogix Controller Installation Instructions User Manual
Page 27
1769-L31 CompactLogix Controller 27
Publication
1769-IN069C-EN-P - May 2008
RS-232 Serial Port Status Indicators (Channel 0 and 1)
Indicator
Status
Description
DCH0
Off
Channel 0 is configured differently than the default serial
configuration.
Solid green
Channel 0 has the default serial configuration.
CH0
Off
No RS-232 activity.
Flashing green
RS-232 activity.
CH1
Off
No RS-232 activity.
Flashing green
RS-232 activity.
CompactFlash Card Status Indicator
ATTENTION
Do not remove the CompactFlash card while the controller is reading from or
writing to the card, as indicated by a flashing green CF status indicator. This
could corrupt the data on the card or in the controller, as well as corrupt the
latest firmware in the controller.
Indicator
Status
Description
CF
Off
No activity.
Flashing green
The controller is reading from or writing to the CompactFlash
card.
Flashing red
CompactFlash card does not have a valid file system.
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