Operation Manual

Chapter 26 Troubleshooting
NBG6515 User’s Guide
169
3 Make sure your Internet browser does not block pop-up windows and has JavaScript and Java
enabled. See Appendix A on page 173.
4 Make sure your computer is in the same subnet as the NBG. (If you know that there are routers
between your computer and the NBG, skip this step.)
• If there is a DHCP server on your network, make sure your computer is using a dynamic IP
address. See Appendix C on page 191.
• If there is no DHCP server on your network, make sure your computer’s IP address is in the
same subnet as the NBG. See Appendix C on page 191.
5 Reset the device to its factory defaults, and try to access the NBG with the default IP address. See
Section 3.3 on page 30.
6 If the problem continues, contact the network administrator or vendor, or try one of the advanced
suggestions.
Advanced Suggestion
• If your computer is connected to the WAN port or is connected wirelessly, use a computer that is
connected to a LAN/ETHERNET port.
I can see the Login screen, but I cannot log in to the NBG.
1 Make sure you have entered the password correctly. The default password is 1234. This field is
case-sensitive, so make sure [Caps Lock] is not on.
2 This can happen when you fail to log out properly from your last session. Try logging in again after
5 minutes.
3 Disconnect and re-connect the power adaptor or cord to the NBG.
4 If this does not work, you have to reset the device to its factory defaults. See Section 26.4 on page
171.
26.3 Internet Access
I cannot access the Internet.
1 Check the hardware connections, and make sure the LEDs are behaving as expected. See the Quick
Start Guide.
2 Make sure you entered your ISP account information correctly in the wizard. These fields are case-
sensitive, so make sure [Caps Lock] is not on.