Troubleshooting TiVo Mini
38 TiVo Mini Operator’s Guide v1.0 • TiVo
®
Proprietary and Confidential
Error messages for TiVo Mini
You may see one or more of the following error messages associated with TiVo Mini.
Table 7–2: Error Messages Specific to TiVo Mini
ID
Message
displayed
Further explanation Why this can happen What to try
C421
Host
Disconnected -
NO DVRs
Found
There may be a problem
with your home network, or
the network connection on
TiVo Mini may be
unplugged.
• You access “My
Shows,” and none
of the registered
DVRs (including the
Host) are found on
the network.
• You access a con-
tent screen (or other
Host-reliant screen)
and become discon-
nected from the
Host.
1. Verify that all
network connections
are secure and the
cables have not
become crimped or
damaged.
2. Verify that the IP
addresses and ports
needed to connect to
TiVo service are not
blocked.
Note: If you need
assistance, please
contact the router
manufacturer.
3. Powercycle the
network, then force a
connection to TiVo
service.
SPECIAL
INSTRUCTIONS:
If you are in a dorm or
apartment using
provided Internet
service, contact the
dorm or apartment IT
department. Ask them
to add the TiVo’s MAC
to the allowed list, and
verify all necessary
ports have been
opened. Also verify
that you do not need a
password to connect
to the Internet.
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