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Hello yesterday i try to upgrade the firmware of my hd-sdi dvr (was wrong idea) and now it not boot just stuck on the boot logo I try to install the another original firmware but no success please help me this is my dvr model TD-2704XE-P

Who nice pictures and very sharp My equipment is poor quality compared to your can you tell me please the model of your dvr and the camera please I really appreciate it

Happy ending The DVR works great After I contacted the seller He sent me a RS232 SERIAL Board for the DVR I connected the PC to the DVR And updated the FLASH files And within seconds everything came up again What I want to say Never Give Up Never

i try many files nothing work hope when i fix it I'll write you the solution

Hi thanks for the help i already try this steps but still not work It is very frustrating

Hello I already unplug the hard drive but still not work the product have warranty i have it just 2 weeks But because there is a holiday in China The seller said he could help me not until next week i try to flash it with the flash files and i try many usb flash drivers but no success he told me something about serial 232 board that i need to connect to the board and than to the computer.... if you can help me I would appreciate it very Thanks

No thanks I'll find a solution I realized that you did not come to help

I just have the usb flash disk and i have the stock version and the flash file of this dvr but nothing work i try to reboot the system and to install the files...but not work what else i can do? i read about chip resistor short-circuited but cant find it in the mother board

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Hello I own tvt dvr my problem is i cant adjust more then 5s in the Pre alram record its very Frustrating in my old dvr i can adjust 30s on pre record can someone help me please maybe i need to upgrade the firmware

hi yes i have switch but i try without it and still not work from my android i can connect just with meyh app

Hello I Cant connect to my DVR through the internet I Try to log in from the Internet Explorer broswer Put the user name and password correct This is the message I get What could be the problem?? I've reset the settings of the DVR and nothing has changed Thanks for helpers