Troubleshooting By Unit; Troubleshooting Leds In The Controller - ABB IRC5 Operating Manual

4 Troubleshooting by unit

4.1 Troubleshooting LEDs in the controller

General
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 section
page 46
All LEDs on the respective units, and their significance, are described in the
following sections.
All units with LEDs are shown in the illustration below:
Units with LEDs in the controller
xx1300000858
A
B
C
D
E
F
G
H
J
Operating manual - Troubleshooting IRC5
3HAC020738-001 Revision: AA
A
B
C
D
E
F
G
Customer I/O power supply
Computer unit
LED board
Power distribution board
System power supply
Contactor interface board
Drive system
Panel board
Axis computer
© Copyright 2005-2018 ABB. All rights reserved.
4 Troubleshooting by unit
4.1 Troubleshooting LEDs in the controller
All LEDs are off at controller on
Troubleshooting the customer I/O power supply
on page 88
Troubleshooting the computer unit on page 68
LED board on page 64
Troubleshooting the power distribution board on
page 81
Troubleshooting the system power supply on
page 76
Troubleshooting the contactor interface board on
page 86
Troubleshooting the drive system on page 72
Troubleshooting the panel board on page 70
Troubleshooting the axis computer on page 74
Continues on next page
H
J
63