Action
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 the FlexPendant starts but does not display the main interface during the 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
Computer and
logic unit
A2
X8
HMI
E
xtension
cable
FlexPendant
xx2100001555
Continues on next page
Product manual - OmniCore E10 177
3HAC079399-001 Revision: C
© Copyright 2019-2022 ABB. All rights reserved.
6 Troubleshooting
6.2.5 Problem starting or connecting the FlexPendant
Continued
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