Troubleshooting; Chapter 25 Troubleshooting; Power, Hardware Connections, And Leds - ZyXEL Communications SBG5500 Series 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

• SBG Access and Login
• Internet Access
• USB Device Connection
25.1 Power, Hardware Connections, and LEDs
The SBG does not turn on. None of the LEDs turn on.
Make sure the SBG is turned on.
1
Make sure you are using the power adaptor or cord included with the SBG.
2
Make sure the power adaptor or cord is connected to the SBG and plugged in to an appropriate power
3
source. Make sure the power source is turned on.
Turn the SBG 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
Check the hardware connections.
2
Inspect your cables for damage. Contact the vendor to replace any damaged cables.
3
Turn the SBG off and on.
4
If the problem continues, contact the vendor.
5

Troubleshooting

SBG5500/3310 Series User's Guide
255
C
H A P T E R
Section 1.5 on page
25
16.