INSTALLATION MANUAL Manual

Chapter 7

Installing 1771 I/O

7-3

Set the configuration jumper to indicate which type of power supply the

chassis will use.

1. Locate the chassis jumper on the backplane.

2. Set the jumper (Figure 7.2). It is factory set to Y for a power-supply

module that you install in the chassis. If you are using a power

supply that is not installed inside the chassis, set the jumper to N.

Figure 7.2

Set

the Configuration Jumper

Using power supply

module in this

chassis?

Set Y when you

install a power supply

module in the chassis

Set N when you

use an external

power supply

Important: You cannot power

a single I/O chassis with both a

power supply module and an

external power supply.

17075

On the adapter you install in the 1771-A1B, -A2B, -A3B, -A3B1, -A4B

chassis, set the switches as shown in Figure 7.3 or Figure 7.4.

1. Locate switch assembly 1 (SW-1) and switch assembly 2 (SW-2).

See Figure 7.3.

Set the I/O Chassis

Configuration Jumper

Set I/O Adapter Module

Switches