Yaskawa MP920 User's Manual Design - Manual (Page 204)

5.2 CPU Modules
5-9
5
5.2 CPU Modules
5.2.1 CPU-01 Module
The following illustration shows the appearance of the CPU-01 CPU Module.
The details of each part of the CPU-01 Module are described below.
„ LED Indicators
Indicator Name Indicator Color Meaning When Indicator Is Lit
RDY Green System operating normally.
RUN Green User program running.
ALM Red Minor system failure occurred.
ERR Red System fault or failure occurred.
BAT ALM Red Battery needs replacing.
PRT2 Green Port 2 sending data.
PRT1 Green Port 1 sending data.
DIP
switch
LED indicators
Battery
Status output
terminal
MEMOBUS
port
RDY
PRT1
RUN
ALM
ERR
BAT
ALM
PRT2