Chapter 26 Troubleshooting; Using The Leds To Diagnose Problems; The Power Led; The Lan Port Leds - ZyXEL Communications VSG-1200 User Manual

This chapter covers potential problems and possible remedies. After each problem description,
some instructions are provided to help you to diagnose and to solve the problem.

26.1 Using the LEDs to Diagnose Problems

The LEDs are useful aides for finding possible problem causes.

26.1.1 The Power LED

The PWR LED on the front panel does not light up.

Table 70 Troubleshooting the Power LED

STEPS CORRECTIVE ACTION
1 Check the connections from the VSG to the power source. Make sure you are using the
supplied power cord and proper power supply. Refer to the appendix on product
specifications.
2 Make sure the power source is turned on and that the VSG is receiving sufficient power.
3 If these steps fail to correct the problem, contact your local distributor for assistance.

26.1.2 The LAN Port LEDs

None of the LEDs for the LAN port(s) light up when connected to an Ethernet device.

Table 71 Troubleshooting the LAN LED

STEPS CORRECTIVE ACTION
1 Make sure you are using the correct Ethernet cable. Connect the LAN port to a hub/switch
using a crossover Ethernet cable or directly to a computer using a straight-through Ethernet
cable.
2 Verify that the attached device(s) is turned on and properly connected to the VSG.
3 Verify that Ethernet cable length does not exceed 100 meters.
4 Make sure the network adapters are working on the attached devices.

Chapter 26 Troubleshooting

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