User's Manual

NWD-270N User’s Guide
77
CHAPTER 6
Troubleshooting
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
• Accessing the ZyXEL Utility
• Link Quality
• Problems Communicating with Other Computers
6.1 Power, Hardware Connections, and LEDs
V The NWD-270N does not turn on. None of the LEDs turn on.
1 Make sure the NWD-270N is correctly installed (refer to your Quick Start Guide).
2 Restart the computer to which the NWD-270N is attached.
3 If the problem continues, contact the vendor.
V One of the LEDs does not behave as expected.
1 Make sure you understand the normal behavior of the LED. See Section 1.2 on page 22.
2 Check the hardware connection. See the Quick Start Guide and Section 1.2 on page 22.
3 Restart the computer to which the NWD-270N is attached.
4 If the problem continues, contact the vendor.