User's Manual

SMC7904BRA3 User Manual
51
Appendix A
Questions & Answers
This section describes common problems you may encounter and possible solutions to them. The
Barricade can be easily monitored through panel indicators to identify problems.
1. Question: Why all LED indicators are off?
Answer:
z Check the connection between the power adaptor and the power socket
z Check the power switch is on or not
2. Question: Why LAN LED is not lighting?
Answer:
z Check the connection between the ADSL modem and your computer or Hub/Switch
z Check your PC or Hub/Switch running status and make sure them are working normally.
3. Question: Why ADSL LED is not lighting?
Answer: Check the connection between the ADSL “line” port and the wall jack.
4. Question: Why cannot visit Internet with ADSL LED is on?
Answer: Make sure following information has been input correctly:
VPI/VCI
User/password.