Scientific Atlanta WebSTAR DPX2203 User Manual page 15

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 15.
Front Panel Lights During Initial Power Up, Calibration, and Registration
Step 1
Front Panel Power Self
Light Up Test
4 Line 2 Off
1
5 Line 1 Off
6 PC Off
2
7 Cable Off
8 Send Off
9 Receive Off
10 Power On
Lights number 1, 2, and 3 (Replace Battery, Battery Low, and AC Power) are part of the optional battery pack and are not
1
affected by the power up, calibration, and registration process.
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
2
modem is used to provide telephone service only and is not connected to a PC, the PC light is off.
14
2 3
Downstream Downstream
Scan Signal Lock
On Off
On Off
On Off, On or Off, On or
Blinking Blinking
On Slow Momentary
Blinking
1 Blink
On Off
On Off
On On
WebSTAR DPX2203 or EPX2203 VoIP Cable Modem User's Guide
4 5
Ranging Requesting
IP Address
Off Off
Off Off
Off, On or
Blinking
Off
On
Off Occasional Occasional
Blinking
Off Occasional Occasional
Blinking
On On
6 7
Registering
Off Off
Off Off
Off, On or Off, On or
Blinking Blinking
Blinking 2 Blinking 4
Blinks Blinks
Occasional
Blinking Blinking
Occasional
Blinking Blinking
On On
Continued on next page
4004041 Rev B
8
Registration
Complete
Off
Off
Off or On
On
On
On
On