Rockwell Automation Allen-Bradley PanelView Plus 400, User Manual

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Publication 2711P-UM001D-EN-P - September 2005
Install and Replace Components 5-5
To replace the logic module:
Before replacing the logic module, you must remove the
communication module, if attached. You will also need to remove the
Internal RAM and compact flash from the logic module to reuse in the
new logic module.
1. Disconnect power from the terminal.
2. Disconnect all power and communication cables.
3. If display module is removed from panel, set the module,
display side down, on a clean, flat, stable surface to prevent
scratches.
4. Remove the four screws that attach the communication module
(if attached) to the logic module. Carefully lift the
communication module away from the logic module.
5. Loosen the six captive screws that secure the logic module to te
display module.
6. Carefully lift the logic module away from the back of the display
module.
7. If reusing the memory in the new logic module:
•
Remove the RAM and internal compact flash from the logic
module.
•
Insert the RAM and internal compact flash in the new logic
module.
8. Install the new logic module.
9. Attach the communication module, if necessary.
Logic Module
Communication Module
Display Module
Captive Screw
Screw
ATTENTION
Wear a properly grounded ESD wristband
before touching any of the electronic
components in the logic module.