6.2.2 Start-up failure
Description
The following are possible symptoms of a start-up failure:
1 The LEDs are not lit on some units.
2 Unable to load the system software.
Required test equipment
Equipment needed for troubleshooting:
NoteEquipment
Multimeter
Insulating gloves
3HAC076810-008Circuit diagram - OmniCore E10
Preparations
Action
Make sure that the controller is switched on.1
Wait 30 s - 1 min to enable start-up sequence.
Check the FlexPendant for errors and warnings.2
DANGER
Troubleshooting on the controller while powered on must be performed by personnel
trained by ABB or by ABB field engineers.
Detailed working procedure
NoteAction
For more details about the LEDs,
see Troubleshooting the computer
and logic unit on page 193.
Look at the computer and logic unit status LED
Computer.
1
For more details about the LEDs,
see Troubleshooting the power unit
on page 191.
Look at the power unit status LED.2
For more details about the LEDs,
see Troubleshooting the drive unit
on page 188.
Look at the drive unit status LED.3
If the problem remains, contact ABB.4
Tip
For more details, see Circuit diagram - OmniCore E10.
Product manual - OmniCore E10 171
3HAC079399-001 Revision: C
© Copyright 2019-2022 ABB. All rights reserved.
6 Troubleshooting
6.2.2 Start-up failure
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