Cisco Headend Digital Broadband Delivery System Maintenance Manual
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Troubleshoot Set-Top Configuration and Performance
4004455 Rev G
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Troubleshooting Set-Top Configuration and Performance
A dedicated debug set-top is very useful for troubleshooting purposes, especially
when EAS messages generate detailed debug logs.
when EAS messages generate detailed debug logs.
Note: The switched power supply on the set-top is not powered on or off by the
EAS.
EAS.
Follow these procedures to troubleshoot the set-top configuration and performance.
1 Verify that the set-top is powered on and tuned to a digital channel when
sending an EAS message.
2 Verify that the volume levels on both the set-top and the television set are
accurate.
3 Verify the EAS status information on the SARA Information diagnostic screen.
Important:
The SARA Information diagnostic screen displays information on the
duration and origination time of the most recent EAS message. Use this
information to verify correct reception and download of the latest EAS
message.
duration and origination time of the most recent EAS message. Use this
information to verify correct reception and download of the latest EAS
message.
For additional information on set-top diagnostic screens, refer to
Understanding Diagnostic Screens for the Explorer DHCTs Application Guide (part
number 749244).
Understanding Diagnostic Screens for the Explorer DHCTs Application Guide (part
number 749244).
4 Verify that the MMM Server is working by sending an EAS test message from
the DBDS GUI with text content only.
Important: All subscribers will receive the EAS test message unless you set up a
test environment. We recommend that you set up test hubs (for example, using
FIPS filtering) that are not on your production system. That way, subscribers will
not receive the test messages.
Important: All subscribers will receive the EAS test message unless you set up a
test environment. We recommend that you set up test hubs (for example, using
FIPS filtering) that are not on your production system. That way, subscribers will
not receive the test messages.
5 Verify that the out-of-band Broadcast File System (OOB BFS) is operational by
sending an EAS test message with audio content only.
6 Verify that the EAS Client on the set-top is operational by sending an EAS test
message with both text and audio.