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Understanding the Front Panel Indicators
Linksys DPC3008/EPC3008
Understanding the Front Panel
Indicators
Indicator charts
Normal operations (power up)
The following chart illustrates the sequence of steps and the corresponding
appearance of the modem front panel LED status indicators during power
up, calibration, and registration on the network when AC power is applied
to the modem. Use this chart to troubleshoot the power up, calibration, and
registration process of your modem.
NOTE
After the modem completes Step 7 (Data Network Registration
Complete), the modem proceeds immediately to Normal
Operations. See Normal Operations below.
Front panel LED status indicators during initial power-up, calibration, and
registration
HIgh-speed data registration
Step 1 2 3 4 5 6
Front panel
indicator
Self
test
Downstream
scan
Downstream
signal lock
Ranging
Requesting
IP address
Request high-speed
data provisioning file
1
POWER On On On On On On
2
DS On Blinking On On On On
3
US On Off Off Blinking On On
4
ONLINE On Off Off Off Off Blinking
5
LINK On
On or
blinking
On or
blinking
On or
blinking
On or
blinking
On or blinking
Normal operations (AC power applied)
The following chart illustrates the appearance of the modem front panel LED
status indicators during normal operations when AC power is applied to the
gateway.
Front panel LED status indicators during normal conditions
Front panel
indicator
Normal operations
1 POWER On
2 DS On
3 US On
4 ONLINE On
5 LINK
ON - When a single device is connected to the Ethernet port and no data is
being sent to or from the modem.
BLINKS - When only one Ethernet device is connected and data is being
transferred between the consumer premise equipment (CPE) and wireless
home gateway.
OFF - When no devices are connected to the Ethernet ports
NOTE
In addition to the above indicators, some service providers use
color-coded LEDs to indicate detailed channel bonding and data
link status. For additional information about color-coded LEDs,
check with your service provider.
Special conditions
The following table describes the appearance of the modem front panel LED
status indicators during special conditions to show that you have been denied
network access.
Front panel LED status indicators during special conditions
Front Panel Indicator Network Access Denied
1 POWER Slow blinking (once per second)
2 DS Slow blinking (once per second)
3 US Slow blinking (once per second)
4 ONLINE Slow blinking (once per second)
5 LINK Slow blinking (once per second)