User manual

Rockwell Automation Publication 1756-UM001O-EN-P - October 2014 45
Chapter 3
Start Using the Controller
Make Connections
Before you can begin using your controller, you must make a connection to the
controller.
1756-L7x Connection Options
Connection options with the 1756-L7x include the following:
• Connect by using a USB cable as described in Connect to the
1756-L7x Controller on page 46.
• Install and configure a communication module in the chassis with the
controller as described in the installation instructions for the
communication module.
For information on Double Data Rate (DDR) backplane communication usage,
see Double Data Rate (DDR) Backplane Communication
on page 88.
Topic Page
Make Connections 45
Connect to the 1756-L7x Controller 46
Connect to the 1756-L6x Controller 49
Upgrade Controller Firmware 52
Set the Communication Path 58
Go Online with the Controller 58
Download to the Controller 59
Upload from the Controller 60
Choose the Controller Operation Mode 62
Use the Mode Switch to Change the Operation Mode 62
Use Logix Designer to Change the Operation Mode 64
Load or Store to the Memory Card 65
Use ControlLogix Energy Storage Modules (ESMs) 70
Estimate the ESM Support of the WallClockTime 72
Maintain the Battery (Only 1756-L6x Controllers) 72