Samsung InfoRanger SCM-140U User Manual page 45

Chapter 4
4-2
Using the InfoRanger
The simple meaning of each LED is as follows:
LED
Indicates that the power is provided to InfoRanger normally
RCV Indicates InfoRanger is locked, initialization process, Receiving Data
SND Indicates InfoRanger is locked, initialization process, Sending Data
PC Indicates Ethernet link status is fine
LED (POWER LED)
☞ When the power is provided to the InfoRanger's, the green light turns on in
LED. The LED is turned off when the power is not provided to the
InfoRanger.
Color
ON
Green
OFF
RCV LED (RECEIVE LED)
☞ The green RCV LED blinks during modem initialization, which means
scanning a downstream (receiving) channel. When the scanning is complete,
the green RCV LED remains continuously lit as long as the modem is locked
on the channel. The RCV LED is turned off when the modem stops working.
The green RCV LED blinks fastly to indicate the modem is receiving data
through the cable network.
Color
ON
Green
Blinking
Green
Description
Power is provided
No Power
Description
Channel Locked
Low speed : Channel scanning,
Fast speed : Receiving data