Rockwell Automation 1747-PT1, D1747NP002 Hand-Held Terminal - Manual (Page 207)

Chapter 13
The Force Function
13–9
The following display shows output O:0/0 forced on. The controller output
LED is on, yet the rung and output data file show the output to be logically
false.
< END >
F RUN
ON OFF REM REM_ALL DISABLE
F1 F2 F3 F4 F5
OTE: O0:0.0/1 FORCE ON 2.3.0.0.2
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When your program has forced I/O and you go offline, the FORCE ON and
FORCE OFF indications appear in the offline ladder diagram displays,
although the I/O data files do not change. If you subsequently remove the
forces online, then go offline, the FORCE ON and FORCE OFF indications
no longer appear in the offline ladder diagram displays.
Forces Carried Offline