NMS045 Reference Manual LED Indicators A-6
A.4 LED Indicators
A.4.1 The 831C Sound Level Meter
Charge Status LED
The charge status indicated by an LED on 0 are as follows:
• LED 0 continuously lit: Charging
• LED 0 not lit: Not charging
• LED 0 winking: Charging stopped (battery fault)
• LED 0 fast blinking: meter is powering up or shutting down
A.4.2 COM-RV50X-045NA/EU:APAC Cellular Gateway
When installed and running, the state of the RV50X is indicated in the
four LED indicators on the side and bottom of the device. Refer to the
following table for the LED behavior:
Table A.2 Measurement Status LED Indicators
Measurement State Red LED 7 Green LED 9
Stopped with Reset Winking ***- Off
Stopped Blinking **-*-* Off
Paused Flashing *-*- Flashing -*-*
Running Off Blinking **-*-*
Waiting for valid
data to begin
running
Delayed
wink
----* Off
Table A.3 RV50X LED Indicators (Sheet 1 of 2)
LED Color/Pattern Description LED Power Saving Mode
Power Off No power or input voltage > 36 Vdc or < 7 Vdc
Solid Green Power is present
Green with Amber
Flash
Power is present and the gateway has a GPS fix
Solid Red Standby mode
Flashing Green When you press the reset button, flashing green indicates when
to release the reset button to reboot the gateway.
Flashing Red When you press the reset button, flashing red indicates when to
release the reset button to reset the gateway to the factory
default settings.
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