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    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    I have the same problem , after checking hikvision site i found anew firmware version to my device 7216HUHI K2 . After i upgrade my newfirmware version problems started. i can not recover from tftp and a can not interrupt bootloader, commands not working, only HKVS $ . how you solve the problem ?
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    How to recover Hikvision DVR....Please help

    I have the same problem , after checking hikvision site i found anew firmware version to my device 7216HUHI K2 . After i upgrade my newfirmware version problems started. i can not recover from tftp and a can not interrupt bootloader, commands not working, only HKVS $ and nothing else
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    здравствуйте, я насчет проблем When I use control-U, right at the beginning it stops the...

    здравствуйте, я насчет проблем When I use control-U, right at the beginning it stops the bootloader but then the commands don't work anymore: I have no more answer. The dvr (DS-7216HUHI-K2) was wrongly updated from 3.5.35 version to 3.5.50 version. вы посоветовали но я не понял, можете обяснить ?
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    Hikvision - Clearing Passwords and/or Loading Firmware via TTL Serial

    HI, i have same problem after I use control-u, right at the beginning it stops the bootloader but then the commands don't work anymore ! are you solwe this problem ?
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