ABB Robotics OmniCore C90XT Product Manual page 376

7 Troubleshooting
7.2.5 Problem starting or connecting the FlexPendant
Continued
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
24V SYS
X1
Safety
Dual channel
controller
X6
control & feedback
A2.K3
X7
Ethernet
X6
Main
computer A2
X1
24V PC
PC
LED
xx1800001830
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376
Robot signal
exchange
proxy K2
X3
ES & EN & MON & 24V HMI
X13
X12
Ethernet
X8 X9
MS
X2
LED
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HMI
HMI connection
LED
X4
Product manual - OmniCore C90XT
3HAC073706-001 Revision: E
FlexPendant