User manual

Switch Settings
Chassis Configuration 4-3
1771 I/O Chassis Configuration Plug Settings
NYYN
Important: You cannot power a single I/O chassis with both a
power supply module and an external power supply.
Set Y when you install a
power supply module in
the chassis.
Using
Power Supply
Module in
the Chassis?
YN
Set N when you use an
external power supply.