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2.2.1.3 AV-RM-PCB Status LEDs
The AV-RM-PCB remote microphone module incorporates seven (7) status LEDs for technician troubleshooting
(see figure 5).
LEDs displayed on the front of the AV-RMIC:
Power: Illuminates whenever power is supplied to the AV-RMIC (Supply OK)
Trouble: Illuminates when a trouble condition occurs on the AV-RM-PCB
Additional in-depth diagnostic LEDs:
Supply Trouble: Illuminates on a low voltage condition
Audio Short Circuit: Audio output short circuit
Audio Open Circuit: Audio output open circuit
Microphone Disconnected: Disconnection of Microphone
Microphone Switch Trouble: Microphone held-open
Figure 4 – AV-RM-PCB Wiring to AV-RMI and AV-AMP-80 Modules
