USER GUIDE ISDN Modem

8
TROUBLESHOOTING
This chapter explains how to isolate and solve problems
encountered with the 3C882 ISDN modem. Problems may
stem from incorrect option settings or improper installation.
Your ISDN line provisioning may also affect your 3C882 ISDN
modem’s performance. Refer to Chapter A, “Ordering ISDN
Service” for assistance.
This chapter covers the following main topics:
■ Checking the basics
■ Monitoring the LEDs
■ Evaluating symptoms and solutions
■ Identifying error codes
■ Using on-line help
■ Finding more information
■ Contacting technical support
■ Downloading firmware
■ Microkey driver error codes
■ Restoring the modem to Autobaud
There are no user-serviceable parts inside your 3C882 ISDN
modem. Unauthorized opening of the unit will void the
warranty.