40
C
HAPTER
4: C
ABLE
M
ODEM
O
PERATION
■
Data Rate
- Indicates data is being transmitted over the
cable network. This LED should blink when data is being
transmitted over the RF interface and at a rate
dependent on data throughput.
■
Multifunction
- Your cable service provider determines
the function of this LED. Depending on how your cable
service provider uses this LED, there may or may not be
an audio notification associated with this LED.
The LED on the back of the cable modem (located near the
power jack) is a status LED. The following chart explains
how to interpret its activity:
LED on the Back of the Modem
LED STATE
REPEATING
DESCRIPTION
SHORT OFF, LONG
ORANGE
YES
Startup, power on self test
ORANGE
NO
Failed power on self test
SHORT OFF, SHORT
ORANGE
YES
Downstream hunt
LONG ORANGE, SHORT
GREEN
YES
Acquisition in process
SHORT OFF, SHORT
GREEN
YES
Offline/not authorized for
service
GREEN
NO
Fully operational state
Summary of Contents for Cable Modem External
Page 27: ...Troubleshooting the USB Installation 23 ...
Page 28: ...24 CHAPTER 2 USB INSTALLATION ...
Page 41: ...Troubleshooting the Ethernet Installation 37 ...
Page 42: ...38 CHAPTER 3 ETHERNET INSTALLATION ...
Page 46: ...42 CHAPTER 4 CABLE MODEM OPERATION ...
Page 50: ...46 CHAPTER 5 VIEWING THE CABLE MODEM S CONFIGURATION ...