Manual

2 CEM3 Sensor ESR Rack Retrofit Manual
Safety
Please note the following safety warnings before use:
• Disconnect power from the racks before all maintenance.
Overview of this Manual
Reference this manual throughout the retrofit procedure. The major sections of the
procedure are:
• Preparation, page 5 - before you open the rack.
• Remove the Old, page 5 - labeling and remove the existing equipment.
• Data Terminations, page 7 - adapting and connecting the data terminations.
• Attach new power harness, page 8 - adapting and connecting the power harness for
the new backplane.
• Install the New Backplane, page 10 - transfer the wiring and install new components.
• Change out the AF Cards (if present), page 11 - remove the existing Advanced Feature
cards and install the new ones.
• Change out the Beacon PCB, page 12 - replace the beacon pcb with the new one.
• Verify the Retrofit, page 13 - put the dimmers back in the rack and power up the rack.
• Configure the CEM3, page 13 - program a configuration for the CEM3.
When viewing this document in electronic form (.pdf file) with Adobe Acrobat Reader, blue
italicised text followed by a page number such as “Overview of this Manual, page 2” is a
link within the document. If you click on the link, it will jump to that section or topic.
WARNING:
Dimmer racks without an accessible power disconnect device cannot be
serviced safely. Before removing dimmer or control modules for service, de-
energise main feed to dimmer rack and follow the appropriate safety
procedures for your region.