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6 Troubleshooting
6.3.1 Troubleshooting LEDs in the controller
6.3 Troubleshooting units
6.3.1 Troubleshooting LEDs in the controller
Description
The controller features a number of indication LEDs, which provide important
information for troubleshooting purposes. If no LEDs light up at all when switching
the system on, troubleshoot as detailed in this section.
All LEDs on the respective units, and their significance, are described in the
following sections.
Units with LEDs in the controller
Drive unit
Power unit
Scalable I/O
ABB Ability™ Connected Ser-
vices
Ethernet switch
Axis computer
Main computer
Power supply
Robot signal exchange proxy
56 Not available for CRB 15000 controller.
528
56
Troubleshooting the drive unit on page 530
Troubleshooting the power unit on page 532
Troubleshooting fieldbuses and I/O on page 537
Troubleshooting the connected services gateway on
page 538
Troubleshooting the Ethernet switch on page 543
56
Troubleshooting the axis computer on page 545
Troubleshooting the main computer on page 547
56
Troubleshooting the power supply on page 550
Troubleshooting the robot signal exchange proxy on
page 555
© Copyright 2019-2022 ABB. All rights reserved.
Product manual - OmniCore C30
3HAC060860-001 Revision: P
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Troubleshooting
