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N220 User’s Guide
91
CHAPTER 7
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
7.1 Power, Hardware Connections, and LEDs
The N220 does not turn on. None of the LEDs turn on.
1 Make sure the N220 is correctly installed (refer to your Quick Start Guide).
2 Restart the computer to which the N220 is attached.
3 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 1.2 on
page 18.
2 Check the hardware connection. See the Quick Start Guide and Section 1.2 on
page 18.
3 Restart the computer to which the N220 is attached.
4 If the problem continues, contact the vendor.