ABB RobotWare 7.7, Applications Manual

Page: 28 / 82

MS - Module status LED
The bicolor (green/red) LED indicates the status of the device. It indicates whether
or not the device has power and is operating properly. The LED is controlled by
software. The following table shows the different states of the MS LED.
Description LED color
The device has no power or is not online. OFF
The device is online and has an established connection. GREEN steady
The device is online but has no established connections or
is not allocated to a master. GREEN flashing
Connection may be established, but the validator has not
completed an initial time coordination exchange.
One or more I/O connections has timed–out. RED flashing
NS - Network status LED
The bicolor (green/red) LED indicates the status of the communication link. The
LED is controlled by software. The following table shows the different states of the
NS LED.
Description LED color
The device has no power or is not online. OFF
The device is online and has connection in the established
state. GREEN steady
The device is idle or in standby state. GREEN flashing
Abort. The device has a recoverable fault. RED flashing
The device has an unrecoverable fault, and may need repla-
cing. RED steady
The device is in self-test state, or the device needs commis-
sioning due to configuration or UNID missing, incomplete
or incorrect. GREEN/RED flashing
Ethernet LEDs
The Ethernet LEDs are located on the Ethernet connectors and shows the status
of Ethernet communication.
Remedy/cause Description LED color LED label
Operating at 10 Mbps. OFF Speed
Operating at 100
Mbps. YELLOW steady
Remedy/cause Description LED color LED label
No link is established. OFF Link/activity
Link is established. GREEN steady
There is activity on
this port. GREEN flashing
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28 Application manual - Scalable I/O
3HAC070208-001 Revision: F
© Copyright 2019-2022 ABB. All rights reserved.
2 Hardware overview
2.2.2 Safety digital base device, DSQC1042
Continued