Scientific Atlanta DPX2203 Bedienungsanleitung PDF herunterladen (Seite 12)

4004041 Rev A WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User’s Guide 11

Functions of the Front Panel Lights

Initial Power Up, Calibration, and Registration

The following chart illustrates the sequence of steps and the corresponding

appearance of the front panel lights on the cable modem 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 8 (Registration Completed), the

modem proceeds immediately to Normal Operations, on page 12.

Front Panel Lights During Initial Power Up, Calibration, and Registration

Step 1 2 3 4 5 6 7 8

Front Panel

Light

Power

Self

Test

Downstream

Scan

Downstream

Signal Lock

Ranging Requesting

IP Address

Registering Registration

Complete

1 Power On On On On On On On On

2 Receive Off On Off Off Occasional

Blinking

Occasional

Blinking

Occasional

Blinking

3 Send Off On Off Off Occasional

Blinking

Occasional

Blinking

Occasional

Blinking

4 Cable Off On Slow Blinking

1 Blink

Momentary

Off Blinking 2

Blinks

Blinking 4

Blinks

5 PC

Off On Off, On or

Blinking

Off, On or

Blinking

Off, On or

Blinking

Off, On or

Blinking

Off, On or

Blinking

Off or On

6 Line 1 Off On Off Off Off Off Off Off

7 Line 2 Off On Off Off Off Off Off Off

The PC light is on whenever a PC is connected to the modem, and it blinks to indicate that data is being transferred. If the

modem is used to provide telephone service only and is not connected to a PC, the PC light is off.

Continued on next page

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