ZyXEL ES3500-8PD User Guide - Page 335
Troubleshooting
View all ZyXEL ES3500-8PD manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 335 highlights
CHAPTER 46 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 • Switch Access and Login • Switch Configuration 46.1 Power, Hardware Connections, and LEDs 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 adaptor or cord included with the Switch. For the ES3500-8PD, make sure the upstream PSE is connected to port 9 and the PD LED is on. 3 Make sure the power adaptor 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 cord to the Switch. 6 If the problem continues, contact the vendor. The ALM LED is on. 1 Turn the Switch off and on. 2 Disconnect and re-connect the power adaptor or cord to the Switch. 3 If the problem continues, contact the vendor. ES3500 Series User's Guide 335