61203153L3-20
Express 3000 SP User Manual
8-1
Chapter 8
Troubleshooting
TROUBLESHOOTING GUIDELINES
This section provides troubleshooting techniques to resolve problems
that may be encountered while operating the Express 3000 SP. If prob-
lems persist, contact ADTRAN technical support for assistance (see
the inside back cover of this manual for more information). Topics
covered in this chapter are listed below:
•
PWR / LINE LED is off. See page 8-1
•
Dial-up connection problems. See page 8-2
•
Express 3000 SP not detected. See page 8-3
•
Difficulty with 230.4 kbps operation. See page 8-3
•
Dial-up networking difficulty. See page 8-4
PWR / LINE LED is off.
This could indicate a problem with the power to the unit.
1.
Verify that the power cord is connected to the Express 3000 SP,
and that it is plugged into a working 120 volt AC electrical out-
let.
2.
If the unit is in Life Line POTS mode (powering from the span),
this represents correct operation.
Summary of Contents for Express 3000 SP
Page 14: ...xiv Express 3000 SP User Manual 61203153L3 20 Table of Contents...
Page 16: ...xvi Express 3000 SP User Manual 61203153L3 20 List of Figures...
Page 18: ...xviii Express 3000 SP User Manual 61203153L3 20 List of Tables...
Page 32: ...Chapter 2 Setting Up the Express 3000 SP 2 10 Express 3000 SP User Manual 61203153L3 20...
Page 90: ...Appendix A AT Commands and S Registers A 16 Express 3000 SP User Manual 61203153L3 20...
Page 110: ...Appendix F Glossary F 4 Express 3000 SP User Manual 61203153L3 20...
Page 116: ...Index 6 Express 3000 SP User Manual 61203153L3 20 Index...
Page 118: ......
