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    Hikvision ERT-K204, 4-Channel DVR - Looking for firmware

    Hello, Anyone know where I can find firmware for Hikvision ERT-K204, 4-channel DVR? My goal is to update/reflash the firmware to clear a forgotten password via TFTP with a USB to TTL serial adapter (PL2303TA). Region code WR - World/Multi-language, SADP shows software v4.30.210 build 210409...
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    Need help with RS232 pin-outs for DVR - HCVR5108H (OEM version, no Dahua logo) Mini 1U HDCVI

    Hello, I have a Dahua OEM DVR that won't boot or display anything on the monitor (black screen). I see a red light on the main board where it marked LED4, so I suspect something is wrong with the firmware or programming. I read somewhere that I may have a chance to revive it with RS232, but I...
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