Bell Control Technical Data 3700: Difference between revisions
| Line 168: | Line 168: | ||
== Repairs == | == Repairs == | ||
Do not unplug cables or make wiring changes while module power lights are on. Turn off circuit breakers or disconnects first. | |||
When replacing a module with a configuration or address switch. Make sure that the switch on the replacement module matches that of the original module before powering the panel. | When replacing a module with a configuration or address switch. Make sure that the switch on the replacement module matches that of the original module before powering the panel. | ||
[[Category:Installation]] | [[Category:Installation]] | ||
[[Category:Troubleshooting]] | [[Category:Troubleshooting]] | ||