Troubleshooting; C Ha Pte R 73 T Ro Ub Le Sho O Ting; Power, Hardware Connections, And Leds - ZyXEL Communications XS3800-28 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

• Switch Access and Login
• Switch Configuration
73.1 Po we r, Ha rdwa re C o nne c tio ns, a nd L EDs
The Switch does not turn on. None of the LEDs turn on.
1
Make sure the Switch is turned on.
2
Make sure you are using the power adapter or cord included with the Switch.
3
Make sure the power adapter or cord is connected to the Switch and plugged in to an appropriate
power source. Make sure the power source is turned on.
4
Turn the Switch off and on.
5
Disconnect and re-connect the power adapter or cord to the Switch.
6
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
2
Check the hardware connections. See
3
Inspect your cables for damage. Contact the vendor to replace any damaged cables.
4
Turn the Switch off and on.
5
Disconnect and re-connect the power adapter or cord to the Switch.
6
If the problem continues, contact the vendor.
C
T ro ub le sho o ting
Section 3.1 on page
XS3800-28 User's Guide
609
HA PTER
Section 3.3 on page
38.
7 3
45.