---
title: "ISSUES WITH WIZ108SR"
url: "https://maker.wiznet.io/forum/12620"
markdown_url: "https://maker.wiznet.io/forum/12620/md"
type: "Forum topic"
category: "MCU & Boards"
author: "centurymetering"
created: "2017-12-14T06:07:09+09:00"
last_activity: "2017-12-19T07:21:01+09:00"
language: "en"
views: 781
replies: 3
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# ISSUES WITH WIZ108SR

## Question

Asked by centurymetering on 2017-12-14 in MCU & Boards.

SIR,

We are trying to use WIZ108SR.We are able to configuer the hardware through the config tool.

[![Network Page](https://maker.wiznet.io/forum_uploads/wiznet/original/2X/c/c706b262189c3c3d806a9a6d132bea3cb9e06091.PNG) Network Page676×597 77.6 KB](https://maker.wiznet.io/forum_uploads/wiznet/original/2X/c/c706b262189c3c3d806a9a6d132bea3cb9e06091.PNG)

.

After this ,This hardware looses connections with the computer with in about ten seconds.

Can we get some help to sort out this.
Regards
VTC

## Replies

### Reply 1 by VKPS, 2017-12-19

Maybe you have a 12V power supply, it’s a lot, you need 5 V. The converter overheats to 3.3V.

### Reply 2 by centurymetering, 2017-12-19 (in reply to reply 1)

WE ARE GIVING 3.3 V ONLY AS REQUIRED SEEN IN THE DATA SHEET

### Reply 3 by centurymetering, 2017-12-19 (in reply to reply 1)

Sir,
Thanks.
We have given 3.3V only.
Regards
VTC

---

Source: https://maker.wiznet.io/forum/12620