Troubleshooting; Chapter 23 Troubleshooting; Power, Hardware Connections, And Leds - ZyXEL Communications NBG6503 User Manual

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

• NBG Access and Login
• Internet Access
• Resetting the NBG to Its Factory Defaults
• Wireless Router/AP Troubleshooting
23.1 Power, Hardware Connections, and LEDs
The NBG does not turn on. None of the LEDs turn on.
Make sure you are using the power adaptor or cord included with the NBG.
1
Make sure the power adaptor or cord is connected to the NBG and plugged in to an appropriate
2
power source. Make sure the power source is turned on.
Disconnect and re-connect the power adaptor or cord to the NBG.
3
If the problem continues, contact the vendor.
4
One of the LEDs does not behave as expected.
Make sure you understand the normal behavior of the LED. See
1
Check the hardware connections. See the Quick Start Guide.
2
Inspect your cables for damage. Contact the vendor to replace any damaged cables.
3
Disconnect and re-connect the power adaptor to the NBG.
4
If the problem continues, contact the vendor.
5
C
HAPTER

Troubleshooting

NBG6503 User's Guide
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2 3
Section 1.5 on page 17.