Significance
Description
The computer status LED indicates the startup progress of RobotWare
on the main computer.
Computer status,
PC STAT
(red/green)
Normal behavior:
1
Red, solid: Default when turning on the power.
2
Red, flashing: Initial self-test is ongoing and the operating system
is loading.
3
Green, even flashing (~1Hz): The operating system is loaded and
RobotWare is initializing.
4
Green, uneven flashing: The RobotWare system failed to load or
is not installed.
5
Green, solid: The computer is operational and the RobotWare
system is fully loaded.
If the LED does not turn steady green after approximately 5 minutes then
the LED can be used to identify the following issues:
•
No color: The internal power initialization failed. Restart the con-
troller. Replace the main computer if the problem remains.
•
Red, solid: Internal error. Restart the controller. Replace the main
computer if the problem remains.
•
Red, flashing continuously: Failed to load the operating system.
Restart the controller. See
Controller fails to start on page 369
Replace the main computer if the problem remains.
•
Green, even flashing continuously (~1Hz): Failure during start up.
Check error messages on FlexPendant. See
.
•
Green, uneven flashing: RobotWare Installation Utilities mode.
Troubleshooting procedure
Note
Action
See
.
If the LEDs do not turn steady after
approximately 5 minutes then re-
start the controller and check the
LEDs again.
1
Force start the RobotWare Installa-
tion Utilities mode, see
.
2
Re-install RobotWare, if possible.
3
See
Replacing the main computer on page 226
The main computer may be faulty,
replace it and verify that the fault
has been fixed.
4
400
Product manual - OmniCore V250XT
3HAC073447-001 Revision: B
© Copyright 2020-2022 ABB. All rights reserved.
7 Troubleshooting
7.3.8 Troubleshooting the main computer
Continued
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