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6.2.1 No LEDs are lit on the controller
Description
No LEDs at all are lit in the controller.
Required test equipment
Equipment needed for troubleshooting:
Note
Equipment
Multimeter
Insulating gloves
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.
Recommended working procedure
If no LEDs are lit on the controller during start-up, use this procedure to troubleshoot
what might cause the problem.
Look at the following block diagram to understand how power is connected from
incoming and forward.
Block diagram
AC input
Power inlet
X0
Q0
Power unit
A1
X1
X6
L1
,L2
or
N
,PE
2
4
V
_
T
R
U
N
K
Computer and
logic unit
A2
X1
X8
HMI
Extension
cable
PE
FlexPendant
xx2100001552
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168
Product manual - OmniCore E10
3HAC079399-001 Revision: C
© Copyright 2019-2022 ABB. All rights reserved.
6 Troubleshooting
6.2.1 No LEDs are lit on the controller
Содержание OmniCore E10
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