Rockwell Automation 1772-LV,D17726.6.1 A and I MNL MINI-PLC-2/15 PROCESSO - Manual (Page 14)

Controller Components
Chapter 2
2Ć9
memory, a discrepancy in memory data, or a parity error. This indicator is
normally OFF.
In the PROGRAM mode this red indicator is used during EPROM
programming. While EPROM programming is in progress, this indicator will
blink ON and OFF. When EPROM programming has been successfully
completed without error, this indicator will stay OFF. If an error in EPROM
programming occurs, this indicator will come ON and stay ON.
This indicator will also flash if EPROM transfer at power-up is bad.
RUN - This green indicator illuminates when the Mini-PLC-2/15 Processor
is operating with the Mode Select Switch in the RUN or RUN/PROG
position and the outputs are enabled.
Figure 2.5
MiniĆPLCĆ2/15 Processor
10695bĆI