---
title: "WIZ750SR Hard Reset"
url: "https://maker.wiznet.io/forum/12917"
markdown_url: "https://maker.wiznet.io/forum/12917/md"
type: "Forum topic"
category: "Serial-to-Ethernet & ConfigTool"
author: "attari"
created: "2018-05-26T22:09:34+09:00"
last_activity: "2018-06-14T02:25:57+09:00"
language: "en"
views: 1378
replies: 3
source: "WIZnet Makers forum (https://maker.wiznet.io/forum/)"
---

# WIZ750SR Hard Reset

## Question

Asked by attari on 2018-05-26 in Serial-to-Ethernet & ConfigTool.

Hi,

I uploaded program bin file via configuration program now i am unable to find my devices in configuration tool. can anybody tell me how to do hard reset the board ?

Thanks

## Replies

### Reply 1 by Edward, 2018-05-27

Hi.
I’m alreday answer to your post.
please refer to below link.

[\[WIZ750SR\] I can not firmware upload (Configuration tool)](https://forum.wiznet.io/t/topic/4310) [S2E Module](https://maker.wiznet.io/c/english-faq/s2e-module-faq/143)

> The code structure of WIZ750SR is divided into Boot code and App code. The boot code has a minimum initialization setting value, and the actual operation code is implemented in the App code. Therefore, the firmware that can be downloaded with the configuration tool is the App code. Please refer to the list below for how to download the App code in the configuration tool. Please also note that you will need to download the firmware from the configuration tool in the search state. Check if W…

Thanks

### Reply 2 by attari, 2018-06-04

Hi Edward,

Thanks for your guide line. actually i am new to wiz750sr i find the pin what to do next i am unable to find any hard reset method in documentation. can you please guide me more.

Thanks.

### Reply 3 by Edward, 2018-06-14 (in reply to reply 2)

Hi. attari

refer to below link.
<https://wizwiki.net/wiki/doku.php?id=products:wiz750sr:datasheet:start#wiz750sr_connector_specification>

upper link is explained to WIZ750SR hardware information.

Thanks

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Source: https://maker.wiznet.io/forum/12917