ABB OmniCore V400XT Product Manual page 344

7 Troubleshooting
7.1 Introduction to troubleshooting
Continued
Basic scenarios
What to look for during troubleshooting depends on when the fault occurred. Was
the robot recently installed or was it recently repaired? The following table gives
hints on what to look for in specific situations.
The robot has recently
been installed
The robot has recently
been repaired
The robot recently had a
software upgrade
The robot has recently
been moved from one site
to another (an already
working robot)
Power supply distribution
The following block diagram illustrates the power supply distribution.
xx2300001930
344
Main computer A2
Power distribution
board A2.K1
Power unit
A1
24VDC_TRUNK
X6 X1
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Check:
• the configuration files
• connectors
• options and their configuration
• changes in the robot working space/movements.
Check:
• all connections to the replaced part
• power supplies
• that the correct part has been fitted
• the last repair documents.
Check:
• software versions
• compatibilities between hardware and software
• options and their configuration
Check:
• connections
• software versions
Power unit
A1
24V_SYS_DRV 24V_SYS_DRV
X4 X9 X5
Main drive
unit T4
24V_SYS_DRV
X1 X2
Product manual - OmniCore V400XT
3HAC081697-001 Revision: A
Additional
drive units
T41-T46
X1