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[Question]DMG48480C040 black screen

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发表于 2019-11-19 17:12:32 | 显示全部楼层 |阅读模式
Hi there, recently, during loading of configuration file, a power failure has occurred, after which display not loaded anymore. Is it possible to fix it? Thanks in advance.


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发表于 2019-11-20 09:43:44 | 显示全部楼层
本帖最后由 xiangliverygood 于 2019-11-20 10:39 编辑

如果只是下载过程中断电,重新刷一次工程试试看,如果加电后,没有一点反应或者暗的背光都没有,可以看看电源模块二极管有没有烧掉。
If the power is only cut off during the download process, try to brush the project again. If there is no reaction or dark backlight after power on, you can see if the power module diode is burned。

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 楼主| 发表于 2019-11-20 15:08:00 | 显示全部楼层
Backlight is working fine. It seems that the firmware has flown.
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发表于 2019-11-21 09:45:36 | 显示全部楼层
本帖最后由 xiangliverygood 于 2019-11-21 11:59 编辑

Can the blue screen be displayed after inserting the card?
If the kernel is placed in the folder when the program is swiped in, the power is cut off halfway. It can only be sent back for repair. It must be re brushed into the core with the burners。
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 楼主| 发表于 2019-11-21 16:15:38 | 显示全部楼层
https://ibb.co/pJH9NS6

After turning on with the SD card, the blue boot screen is no displayed, but power was lost during config file loading. Maybe there’s some way to reflash the controller with SD card, or it looks like this connector can be used to flash MC?
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发表于 2019-11-21 16:40:25 | 显示全部楼层
本帖最后由 xiangliverygood 于 2019-11-21 16:46 编辑

Those through-hole pads are for burners to write into the core firmware, using our company's special burners.
Please send me the complete model of the screen for confirmation.
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 楼主| 发表于 2019-11-21 16:57:12 | 显示全部楼层
Display model DMG48480C040_03WTR
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发表于 2019-11-22 09:11:15 | 显示全部楼层
You put the attached files in DWIN_SET folder, which only contains these three files, and then copy them to the screen through SD card. If there is no response, you need to send the screen back to the manufacturer.

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