Emerson Process Management ControlWave EFM 3808 - Manual (Page 18)

1-2 / Introduction CI-ControlWave EFM
generated on the CPU Module (derived from the regulated 3.3Vdc logic power). In addition
to Idle and Watchdog LEDs, there are six status LEDs located on the SCM that will display
run time status information.
Figure 1-1 - ControlWave EFM Enclosure
(with 25-Button Display/Keypad Assembly)(Shown with Circular Local Port)