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© Polycom, Inc. 109
6
Testing and Troubleshooting
This chapter describes how to do post-deployment functional tests
and how to identify and correct problems.
This chapter covers the following topics.
Indicator Lamps
The ViewStation EX, ViewStation FX, and VS4000 and their network
interface modules have indicator lamps (LEDs) that can help you to
determine whether the equipment is performing properly, and to
diagnose problems if it is not. The following sections define the
various indications provided by the lamps.
Topic Page
Indicator Lamps 109
Fault Isolation 113
ISDN Error Codes 114