RAD Data comm RIC-155 LEDs, RIC-155 Normal Indicator Status, Name Function Location

Chapter 3 OperationRIC-155Installation and Operation Manual

Table 3-1. RIC-155 LEDs

Name	Function	Location
PWR (green)	ON – Power supply is ON	Front panel
ALM (red)	ON – Alarm is present in the alarm buffer	Front panel
SPEED (green)	ON – LAN is operating at 100 Mbps	Front/rear panel
	OFF – LAN is operating at 10 Mbps
ACT/LINK	ON – LAN is connected to the Ethernet interface	Front/rear panel
(yellow)	OFF – LAN is not connected to the Ethernet interface
	Blinking – Ethernet interface is receiving/transmitting data
SIG (green)	ON – Link integrity signal is detected on the STM-1/OC-3 link	Front/rear panel

Upon turning RIC-155 on, the PWR LED in the front panel lights to indicate that RIC-155 is on. Table 3-2shows the correct status of the indicators after power-up and software decompression. RIC-155 initialization may take up to 3.5 minutes. For detailed description of the initialization sequence, refer to Starting Terminal Session for a First Time in Chapter 4.

Table 3-2. RIC-155 Normal Indicator Status

Indicator	Status
PWR	ON
ALM	OFF, if all ports are connected
SPEED	ON or OFF, according to the
	speed of connected LAN
LINK/ACT	Blinking, if port is connected
	and transferring data
SIG	ON, if port is connected

If the above LED indications do not appear following initial power turn-on, refer to Chapter 5 for the diagnostic test instructions.

3-2 Controls and Indicators