User`s guide
NBG6716 User’s Guide 191
CHAPTER 24
Troubleshooting
24.1 Overview
This chapter offers some suggestions to solve problems you might encounter. The potential
problems are divided into the following categories.
• Power, Hardware Connections, and LEDs
• NBG6716 Access and Login
• Internet Access
• Resetting the NBG6716 to Its Factory Defaults
• Wireless Connections
• USB Device Problems
• ZyXEL Share Center Utility Problems
24.2 Power, Hardware Connections, and LEDs
The NBG6716 does not turn on. None of the LEDs turn on.
1 Make sure you are using the power adaptor or cord included with the NBG6716.
2 Make sure the power adaptor or cord is connected to the NBG6716 and plugged in to an appropriate
power source. Make sure the power source is turned on.
3 Disconnect and re-connect the power adaptor or cord to the NBG6716.
4 If the problem continues, contact the vendor.
One of the LEDs does not behave as expected.
1 Make sure you understand the normal behavior of the LED. See Section 1.7 on page 18.
2 Check the hardware connections. See the Quick Start Guide.
3 Inspect your cables for damage. Contact the vendor to replace any damaged cables.