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116 4011533 Rev A
DPR2320 and EPR2320 Front Panel Status Indicator Functions
DPR2320 and EPR2320 Front Panel Status Indicator
Functions
Initial Power Up, Calibration, and Registration
The following chart illustrates the sequence of steps and the corresponding
appearance of the cable modem front panel status indicators during power up,
calibration, and registration on the network. Use this chart to troubleshoot the power
up, calibration, and registration process of your cable modem.
Note: After the cable modem completes step 7 (Registration Completed), the modem
proceeds immediately to Normal Operations. See Normal Operations (on page
117).
DPR2320 and EPR2320 Front Panel LED Status Indicators During Initial Power Up, Calibration, and
Registration
Step 1 2 3 4 5 6 7
Front Panel
Indicator
Self
Test
Downstream
Scan
Downstream
Signal Lock
Ranging Requesting IP
Address
Registering Registration
Completed
1 Power ON ON ON ON ON ON ON
2 Receive ON OFF OCCASIONAL
BLINKING
OCCASIONAL
BLINKING
OCCASIONAL
BLINKING
OCCASIONAL
BLINKING
ON
3 Send ON OFF OFF OCCASIONAL
BLINKING
OCCASIONAL
BLINKING
OCCASIONAL
BLINKING
ON
4 Cable ON SLOW
BLINKING
1 blink
MOMENTARY
ON
OFF BLINKING
2 blinks
BLINKING
4 blinks
ON
5 PC ON ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON
6 Wireless ON ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON
or
BLINKING
ON