Motorola SURFboard SB6121 Краткое справочное руководство - Страница 3
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Quick Reference Guide: Motorola SB6121
Front Panel Display
The front panel LEDs should be used during installation, configuration, and troubleshooting. Use
them as a visual reference for how and what the modem is performing.
Key
Light
Off
1
POWER
Power is
disconnected
2
RECEIVE Receive channel not
found
3
SEND
Send channel not
found
ONLINE
Internet connection
4
failed
5
LINK
No connection to the
SB6121 Ethernet
port is detected
6
Power
Powers on and off the cable modem
During normal operation, the POWER, RECEIVE, SEND, and ONLINE lights are ON. The LINK
light flashes when the cable modem is transferring data.
Technical Operations Academy
Flashing
This light should not flash
Scanning for a receive
(downstream) channel
Scanning for a send
(upstream) channel
Scanning for configuration
parameters
Transmitting or receiving
data on the Ethernet port
On
Green: Power is properly
connected
Green: Downstream
channel is connected
Blue: Downstream channel
is connected with bonded
channels
Green: Upstream channel
is connected
Blue: Upstream channel is
connected with bonded
channels
Connected to the Internet
Amber: A device,
computer, or hub is
connected via the Ethernet
(10Base-T) or Fast
Ethernet (100Base-T) port
Blue: High-speed Gigabit
Ethernet connection to the
PC
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