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3 leds, 4 troubleshooting, Troubleshooting – ZyXEL Communications 2-Slot 10GBase-CX4 10Gigabit Module EM-412 User Manual

Page 7

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7

EM-412 User’s Guide

3 LEDs

The following table describes the LEDs on the EM-412 panel.

4 Troubleshooting

V

None of the lights turn on after I install the EM-

412 and connect it to a network device.

• Make sure the EM-412 is properly installed in a switch.
• Make sure that you are using the correct 10GBase-CX4

cable with the correct PIN assignment.

• Make sure you choose the right length settings in your Ether-

net switch configuration.

• Make sure the power source is turned on.
• If the problem continues, contact your vendor.

LED

Color

Status

Description

LNK/
ACT

Blue

On

The port is connected to an Ethernet
device.

Blinking The port is transmitting or receiving data.

Off

The port is not connected to an Ethernet
device.