Main chip : RTD2674S Memorizer : MX25L3205 Board type : 715G3934-M03-000-004F ![](https://box.kancloud.cn/dd9e29418b42e76d951ebe9e949f8942_554x418.png) Back-up outline : Set the VGA line order manually → Choose the chip type → Read → Write **Reading:** Step 1 : Connect the programmer VGA IS port with the board by VGA line correctly and supply the power,open the software to the main interface,like following picture,set the VGA line orders; ![](https://box.kancloud.cn/3418a04294068efc5ca0801352f2008f_435x364.png) Step 2 : Input the type ”RTD_DRAGON_SPI #ISP” in the “Enter Chip Printing” on the software main interface; ![](https://box.kancloud.cn/07c4c1ca8360fcadcb85224706185481_468x201.png) Step 3 : Click![](https://box.kancloud.cn/fe21f1eb1da4098cfe19051b2dbeaa6a_112x36.png) on the software interface,operate according to the hint; ![](https://box.kancloud.cn/6163da726dedd80bd3bc799d5b3b0c63_554x486.png) Step 4 : Click![](https://box.kancloud.cn/d66167cc8a2aab98aa5eaff3dc4b32e6_112x36.png)to save the file after finishing reading.Try the best to name the file in detail,including the manufacturer,board number,screen type,main chip type,memorizer type for the convenient use in the later. ![](https://box.kancloud.cn/ca154472f5cf438dd9bfa4757d9c328f_578x528.png) **Writing:** The writing method : Set the VGA line orders by hand → Select the chip type → Open the file → Write Step 1 : The same as above; Step 2 : The same as above; Step 3 : Click![](https://box.kancloud.cn/32fb731fab87276df7ff235a6aae3ddf_112x36.png)on the interface and choose the file waiting for being written; ![](https://box.kancloud.cn/7bd0a3873910080404e91de0dbae2143_570x527.png) Step 4 : Click![](https://box.kancloud.cn/36ee70c5313539e0f698629133b76e93_112x36.png)on the interface,according to the words as shown in following picture it means the writing has finished. ![](https://box.kancloud.cn/163c750431865e68e8c20588767bc441_540x469.png)