Troubleshooting; Chapter 23 Troubleshooting; Power, Hardware Connections, And Leds - ZyXEL Communications P-660HN-T1H User Manual

C
H A P T E R
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

• ZyXEL Device Access and Login
• Internet Access
23.1 Power, Hardware Connections, and LEDs
The ZyXEL Device does not turn on. None of the LEDs turn on.
Make sure the ZyXEL Device is turned on.
1
Make sure you are using the power adaptor or cord included with the ZyXEL
2
Device.
Make sure the power adaptor or cord is connected to the ZyXEL Device and
3
plugged in to an appropriate power source. Make sure the power source is turned
on.
Turn the ZyXEL Device off and on.
4
If the problem continues, contact the vendor.
5
One of the LEDs does not behave as expected.
Make sure you understand the normal behavior of the LED. See
1
page 24.
P-660HN-T1H User's Guide

Troubleshooting

23
Section 1.5 on
231