Rockwell Automation 9323-S5500D A.I. SERIES MICROLOGIX 1000 AND PLC-500 SOFTW - Manual (Page 96)

MicroLogix 1000 and PLC-500 A.I. Series Software Reference
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To access forcing functions from the Multipoint list screen (not the edit screen), press
[F7] Force . The Force menu appears on the Multipoint screen.
Highlight the I/O point for which you would like to change forcing, and press the
appropriate function key. The following keys are available on this screen.
Function Key Description
[F1] oFf Force the highlighted bit off.
[F2] oN Force the highlighted bit on.
[F3] Remove Remove the force from the highlighted bit.
[F6] Enable Enable all forces. (PLC-500 A.I. only)
[F7] Disable Disable all forces. (Forces remain, they are just ignored.)
(PLC-500 A.I. only)