NV5LT/NV3.5LT TROUBLESHOOTING MANUAL
RESPONDING TO ALARMS
PAGE 4.1.6
VERSION 3.3 2016-03-10
Controller/Exciter Front Panel Alarm Checks
There are two LEDs on the left-hand side of the Controller/Exciter that provide information about its
operational status - Power and Status (see
The Power LED will illuminate green when a
valid LVPS input voltage is applied to the A2J1 connector and +5V is present to power the LED. The tri-
color Status LED can be green, amber or red and be solid or blinking.
When the Status LED is:
Green (solid) - controller/exciter is operational, with no known faults
Amber (solid) - controlled inhibit
Red (solid) - inhibiting fault
Green/Amber (blinking) - controller/exciter is operational with non-critical faults
Green/Red (blinking) - controller/exciter is operational with critical faults
Amber/Red (blinking) - inhibiting fault (latching)
Figure 4.1.3: Controller/Exciter Front Panel
Summary of Contents for NV3.5LT
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Page 307: ...VERSION 3 3 2016 03 10 MD 8 Figure MD 8 NAPA31C Power Amplifier PWB Q1 ...
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