Rockwell Automation 1769-L30ER_L30ERM_L30ER-NSE_L33ERM_L33ER_L36ERM CompactLogix 5370 L3 Controllers Quick Start - Manual (Page 25)

Rockwell Automation Publication IASIMP-QS023B-EN-P - December 2012 25
Prepare the CompactLogix 5370 L3 Controller Hardware Chapter 1
8. Install the 1769-SDN scanner module.
a. Make sure the scanner module’s
locking tabs are pulled out.
b. Make sure the scanner module’s
bus lever is in the unlocked
position, that is, leaning to the
right.
c. Use the upper and lower tongue-
and-groove slots to secure the
scanner module and power
supply together.
d. Move the scanner module back along the tongue-and-groove slots until the bus
connectors line up with each other.
e. Move the scanner module’s bus
lever fully to the left until it
locks.
f. Push the locking tabs in.