Nortel Agent Greeting NTVQ09AB, Руководство по техническому обслуживанию и устранению неисправностей, Страница: 13 / 62

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Agent Greeting Card Maintenance and Troubleshooting Guide
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The RS—232 port may also be used to monitor the progress of self tests.
Messages indicating the completion of each self test phase, as well as any
detected faults will be printed to this port. Support for boundary scan and
access to the boundary scan interface on the FPGAs is provided.
Status LED
A single red LED is provided on the faceplate to indicate the enabled /
disabled status of the Agent Greeting Card, as well as providing an indication
of the status of the power on self test.
The LED is OFF if:
• the channel capacity of the Agent Greeting Card is non-zero.
and
• The card is in the normal mode of operation.
The LED is ON if:
• the channel capacity of the Agent Greeting Card is zero.
or
• The card is in maintenance mode.
MAIN The card is in maintenance mode (All ports are
disabled)
Table 1: Hex Display codes during normal operation
Display
Field
Meaning