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3-4
Cisco 800 Series Routers Hardware Installation Guide
78-5373-04
Chapter 3 Troubleshooting
Problems After First Startup
• One of the following
cable-related
problems:
–
Improperly
connected cable.
–
Damaged cable.
Perform the following tasks in the following
order:
• To make sure you have cabled the ISDN or
IDSL port correctly, see the “Connecting an
ISDN Line” or “Connecting an IDSL Line”
sections in Chapter 2, “Installation.”
• Make sure the connectors at both ends of
each cable are securely connected.
• Make sure each cable is not physically
damaged. If it is, replace it with a similar
cable.
• Problem with ISDN
or IDSL line.
• Contact your telephone or Internet service
provider to determine if there is a problem
with your line.
• If the problem continues, call your Cisco
reseller.
No link to digital
telephone.
• One of the following
cable-related
problems:
–
Improperly
connected cable.
–
Damaged cable.
Perform the following tasks in the following
order:
• To make sure you have cabled the port
correctly, see the “Connecting a Digital
Telephone” section in Chapter 2,
“Installation.”
• Make sure the connectors at both ends of
each cable are securely connected.
• Make sure each cable is not physically
damaged. If it is, replace it.
• Problem with ISDN
line.
• Contact your telephone service provider to
determine if there is a problem with your
line.
• If the problem continues, call your Cisco
reseller.
No link to analog
telephone, fax machine,
or modem. (PH1 or PH2
LED on Cisco 803 and
804 routers is off.)
• One of the following
cable-related
problems:
–
Improperly
connected cable.
–
Damaged cable.
Perform the following tasks in the following
order:
• To make sure you have cabled the telephone
port correctly, see the “Connecting an
Analog Telephone, Fax, or Modem” section
in Chapter 2, “Installation.”
• Make sure the connectors at both ends of
the cable are securely connected.
• Make sure the cable is not physically
damaged. If it is, replace it.
Table 3-2 Problems After First Startup (continued)
Symptom Problem Solutions