Rockwell Automation 1785-l11B, -L20B, -L30B, -L40B, -L40L, -L60B, -L60L, -L80B Enhanced PLC-5 Programmable Controllers Installation Instructions - Manual (Page 15)

Publication 1785-IN062A-EN-P - May 2005
Enhanced PLC-5 Programmable Controllers 15
Install the I/O Modules
For more information, see the installation instructions or user manual for the
particular module you are installing.
Apply Power to the System
Apply power to the system. Check the LED display on the controller. If your
system is operating properly, the PROC LED should be steady red and the
message
“Processor RAM is faulted. Press <Enter> to clear
memory”
should appear on the programming software display. See the
following table to proceed. If the PROC LED is not off, turn to the next page
for troubleshooting information.
If your keyswitch is in
this position: Do this:
PROGRAM Clear memory. The PROC LED should turn off.
The software is in Program mode.
REMOTE Clear memory. The PROC LED should turn off.
The software is in Remote Program mode.
RUN You see the message “ No access or privilege
violation ” because you cannot clear memory in Run
mode. Change the keyswitch position to Program or Remote
and press <Enter> to clear memory.
Locking
Bar
Card Guides
20618-M
Install each I/O module
and connect the wiring arm.