# FX30 Ethernet problem

**URL:** <https://forum.sierrawireless.com/t/fx30-ethernet-problem/17549>\
**Category:** FX30\
**Created:** [September 11, 2019, 3:29pm UTC](https://forum.sierrawireless.com/t/fx30-ethernet-problem/17549 "2019-09-11T15:29:50Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![TheGod](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/thegod/32/3831_2.png) [@TheGod](https://forum.sierrawireless.com/u/TheGod)\
**Post date:** [September 11, 2019, 3:29pm UTC](https://forum.sierrawireless.com/t/fx30-ethernet-problem/17549/1 "2019-09-11T15:29:50Z")

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Hi,  
I have got FX30 with ethernet. Ethernet works only if usb cabel connected. When I disconnect USB cable ethernet is dead. Green and yellow leds turn off. Why?

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<div class="post-metadata">

**Author:** ![TheGod](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/thegod/32/3831_2.png) [@TheGod](https://forum.sierrawireless.com/u/TheGod)\
**Post date:** [September 12, 2019, 11:02pm UTC](https://forum.sierrawireless.com/t/fx30-ethernet-problem/17549/2 "2019-09-12T23:02:43Z")

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I installed latest Firmware and problem has disappeared.