Rockwell Automation 1771-QB Linear Pos. - Manual (Page 167)

Troubleshooting
Chapter 11
11Ć5
Figure 11.2
Troubleshooting Flowchart
START
A
Consult PLC
Processor
RUN
Indicator?
Assembly and
Installation
Manual
I/O
adapter
ACTIVE
Indicator
?
Check the module's
Indicators.
Module
Fault
?
Block
Transfer DONE
bits off
?
Display status block
on industrial terminal.
Consult PLC
Installation Manual
Check the module
address in block
transfer instructions.
Power up the I/O
chassis containing the
module. Return the
module for repair if the
fault indicator remains
lit when you restore
power.
NO
YES
OFF
ON
OFF
ON
NO
YES
2
1
3
4