SMC Networks D3CM1604 - Page 14

Getting to Know the Cable Modem
14
D3CM1604 DOCSIS 3.0 Cable Modem Administrator Manual
Table 1-1. Front Panel LEDs
Symbol
LED
Color
Description
POWER

OFF = DC power is not supplied to the cable modem.
Green
ON = DC power is supplied to the and power switch is in the ON position.
DS
Blue
Blinking = scanning for downstream channel.
Solid = Bonded on DOCSIS 3.0 16 downstream channels.
Green
Blinking = Bonded on DOCSIS 3.0 15 or less downstream channels.
US
Blue
Blinking = scanning for upstream channel.
Solid = Bonded on DOCSIS 3.0 4 upstream channels.
Green
Blinking = Bonded on DOCSIS 3.0 3 or less upstream channels.
ONLINE
Blue
Blinking = DHCP and registration in progress.
ON = online in DOCSIS 3.0 mode.
OFF = no power or upstream ranging not complete.
Green
ON = online in DOCSIS 2.0 mode
LINK
Blue
Blinking = data activity.
ON = Gigabit Ethernet LAN device connected.
OFF = no LAN devices connected.
Green
Blinking = data activity.
ON = 10/100 Ethernet LAN device connected.