RT809H has a year of free maintenance service from the date of purchase, the following is not in the scope of free maintenance —— 1. 1.Man-made damage（Connect the wrong plug,appearance broken）； 2.The external equipment damage（Electric leakage of computer USB,the repairing board damage badly or electric leakage）； 3.Irresistible force（Lightning stroke or earthquake or other natural disaster）； 4.Out of the warranty（Unable to provide the purchase date，warranty of 15 months according to the date of the serial number）； 5.The machine which need to pay for repairing,you just need to pay for the parts but not service. ***** ## Technical services and exchanges ### Forum :-: [WWW.IFIX.NET.CN](http://www.ifix.net.cn/) Recommend use computer to visit the website Purchasing RT809H can got 1000 forum cores,which are convenient to download the data. ***** ### WeChat Official Account :-: iFix爱修网 :-:  ***** ### QQ | QQ name |QQ number |Remarks | | --- | --- | --- | --- | | iFix爱修网 |834062494 |Comprehensive | | iFix-Sally |3541525126 |Foreign trade, English | | iFix技术支持 | 113536588 | Programmer Maintenance | | iFix技术支持007 | 3585380365 |Tel number、QQ、WeChat technical support | ***** ### QQGroup Buy one product can only be added to a corresponding group, when adding groups please note: the serial number, nationality; | Group name | Group number | State | | --- | --- | --- | | RT809H编程器官方①群 | 180957767 | [Full](https://jq.qq.com/?_wv=1027&k=5rltPNl) | | RT809H编程器官方②群 | 659324224 | [Click here to enter](https://jq.qq.com/?_wv=1027&k=525eny8) | | RT809F编程器官方①群 | 67494362 | [Full](https://jq.qq.com/?_wv=1027&k=5SlUrNs) | | RT809F编程器官方②群 | 259818747 | [Full](https://jq.qq.com/?_wv=1027&k=5YQRULy) | | RT809F编程器官方③群 | 27135270 | [Full](https://jq.qq.com/?_wv=1027&k=5s31Q2O) | | RT809F编程器官方⑤群 | 335418647 | [Full](https://jq.qq.com/?_wv=1027&k=5fRjBJG) | | RT809F编程器官方⑥群 | 421596883 | [Full](https://jq.qq.com/?_wv=1027&k=5CUn6oh) | | RT809F编程器官方⑦群 | 432371702 | [Full](https://jq.qq.com/?_wv=1027&k=5kzgXdh) | | RT809F编程器官方⑧群 | 737634619 | [Click here to enter](https://jq.qq.com/?_wv=1027&k=5iUvls0) | ***** ### Telephone support Technical Support：020-28667686 Maintenance tracking：020-85825949 【only programmer maintenance dial】 ***** ### Service time Artificial services(except Chinese official holiday)： 08:30am-12:00am； 13:30pm-18:00pm Work from Monday to Saterday and rest on Sunday For the rest of time，the response will be active when it is convenient to do！ *****