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Chapter 4 Troubleshooting the Installation

46 72-4017315-01 Rev B

4 Is the upstream level or the ratio outside of the operating range?

 If yes, correct the upstream channel to the cable modem.

 If no, go to step 5.

5 Check the status of the CMTS.

6 Check the status of the CMTS signal on the node attached to the cable modem.

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 97 98

DPC2203C VoIP Cable Modem 1
Please Read 3
Notices 4
Notice to Installers 5
Prevent Power Cord Damage 8
Accessories Warning 9
Service Warnings 9
Check Product Safety 9
FCC Compliance 11
Contents 13
About This Guide 15
Document Version 16
1 Chapter 1 17
DPC2203C Features 18
WebWizard 19
DPC2203C Components 20
DPC2203C Components 21
Back Panel Description 22
Theory of Operation 23
8 72-4017315-01 Rev B 24
Obtain Upstream Parameters 25
Establish IP Connectivity 26
Establish Time of Day 26
Register with the CMTS 27
Initialize Baseline Privacy 27
2 Chapter 2 29
Before You Begin 30
Before You Begin 31
16 72-4017315-01 Rev B 32
Install the Cable Modem 34
72-4017315-01 Rev B 19 35
Configure TCP/IP 36
 If yes, go to step 7 37
22 72-4017315-01 Rev B 38
Install USB Drivers 39
24 72-4017315-01 Rev B 40
3 Chapter 3 41
Telephone Requirements 42
About the Battery 43
28 72-4017315-01 Rev B 44
Mounting Instructions 45
Wall Mounting Instructions 46
Service 47
Installation Diagram 48
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4 Chapter 4 51
36 72-4017315-01 Rev B 52
Troubleshooting Overview 53
38 72-4017315-01 Rev B 54
Special Conditions 56
Powering Options 57
Check and Correct 58
No Downstream Signal Lock 59
 If no, go to step 6 60
Ranging Not Complete 61
 If no, go to step 5 62
IP Connectivity Not Complete 63
Registration Not Complete 65
72-4017315-01 Rev B 51 67
52 72-4017315-01 Rev B 68
72-4017315-01 Rev B 53 69
54 72-4017315-01 Rev B 70
Frequently Asked Questions 71
5 Chapter 5 73
Power Cycling and Reboots 75
System Page 76
Signal Page 77
Basic Status Page 78
WebWizard 79
EMTA Page 80
A Appx auto letter 83
Technical Specifications 84
72-4017315-01 Rev B 69 85
70 72-4017315-01 Rev B 86
72-4017315-01 Rev B 71 87
72 72-4017315-01 Rev B 88
B Appx auto letter 89
Warranty and RMA Information 90
72-4017315-01 Rev B 75 91
Appendix B 92
 North America 93
 Latin America 93
 Asia/Pacific 94
 Europe 94
72-4017315-01 Rev B 79 95

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Cisco DPC2203 Istruzioni per gli Interventi Pagina 62

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