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  1. K

    Dahua DHI-VTH2421FW-P - reduce the ring time !?

    You can try to update the firmware V4.800.0000000.0.R.241114
  2. K

    Dahua DHI-VTH2421FW-P - reduce the ring time !?

    sorry. I thought it was the door of alarm.
  3. K

    Camera for mainly watching weather

    SD8C845FG-HNF 1/1.2" 8Megapixel STARVIS CMOS.
  4. K

    Dahua DHI-VTH2421FW-P - reduce the ring time !?

    Firmware after v4.7 has resolved this issue.
  5. K

    New Dahua Tech / Cams coming soon - Wiz Colour?

    The previous 4MP 1/1.8" uses OmniVision OS04A10 Now the new 4MP 1/1.8" uses SMARTSENS SC450AI
  6. K

    SD3E410DB - 4MP 10x TiOC PTZ

    Novatek's low-end chips are paired with China's CMOS. The only advantage is that it is cheap.
  7. K

    Change Dahua camera from Chinese to English

    Can't be changed. There is read-only data on the processor. Used to distinguish the Chinese version and the export version.
  8. K

    ok, new home/doorbell cam

    VTO6531H is difficult to use. I finally chose VTO7531G-S2
  9. K

    How to use a custom ring tone on a Dahua VTH

    I sorted out the Dahua VTH available audio formats.
  10. K

    Dahua vth 2622 gw ttl pin out

    According to my experience, this motherboard uses VTHX6XXX-SX firmware. And supports H.265
  11. K

    Dahua VTH2421FW-P not Initialized

    It looks like the flash chip is broken. causing data loss. Must be sent for repair.
  12. K

    Dahua IPC firmware

    USA bans Ambarella sales to Dahua. But can't restrict others from reselling it. It is too easy for China to obtain Ambarella chips. Find someone to set up a company abroad. can be easily obtained.
  13. K

    Dahua IPC firmware

    The first generation uses HX8XXX-Nobel firmware and uses HiSilicon hi3519AV100 . The second generation uses Darwin firmware uses Ambarella SOC. USA can only sanction TSMC and ban it from helping Huawei HiSilicon production. But it cannot restrict China from obtaining chips from any channel.
  14. K

    IPC-Color4K-T180 or the HIK ver?

    The problem I encountered is that Dahua VTH can't watch T180 video.
  15. K

    Anyone with WizMind-X cam (7442-X / 7842-X)?

    HFW7842H S1 HX8XXX-Nobel HFW7842H S2 HX7XXX-Darwin HFW7842H S3 HX7XXX-HW-Faraday
  16. K

    Andy what is the latest best firmware for my new SD8A820WA-HNF Dahau speed dome?

    SD8A840WA-HNF DH_SD-Fafnir_MultiLang_PN_Stream3-NormalV2 The latest version is WEB5.0 Can you provide this firmware? Dahua website has been removed.
  17. K

    Worlds First Review - Dahua DH-IPC-HDW5849H-ASE-LED / IPC-Color4K-T - 2.8mm Turret

    The official data is wrong. The S2 has only 1GB of RAM, not 2GB. S2 and S1 RAM are compatible. Only ROM upgrade from 128MB to 256MB.
  18. K

    what is the "General" firmware?

    General DH
  19. K

    intermittent connection - failed firmware update

    Your problem is like IP conflict with other devices As a result, it is often impossible to connect For example, if they overlap with the TV IP, they will seize IP from each other. Updating the firmware will cause the camera head to become bricked if there is a power outage.
  20. K

    Dahua Web 5.0

    s1 s2 s3 s4...
  21. K

    Worlds First Review - Dahua - IPC-Color4K-X / DH-IPC-HFW5849T1-ASE-LED - Full Color 4K Camera

    Has anyone tested the S2 version and see what the difference is?
  22. K

    Worlds First Review - Dahua DH-IPC-HDW5849H-ASE-LED / IPC-Color4K-T - 2.8mm Turret

    The S2 version has been released. Replace the processor with a better one.
  23. K

    Hubble Panoramic Camera

  24. K

    never again Dahua! Support form "send" button defect, no answer with email

    This camera can't be updated with the wrong firmware. Don't worry about damage caused by wrong updates. Just make sure that the power is not interrupted during the update.
  25. K

    never again Dahua! Support form "send" button defect, no answer with email

    The result of this S/N number only shows DH-IPC-HFW1230S1-S5 The current firmware is DH_IPC-HX1XXX-Edison2_Eng_PN_V2.800.0000000.5.R.210929 You can try to update DH_IPC-HX1XXX-Edison2 Supplier is Digital Corporacion Digicorp Ltda. Or contact your local supplier for repair. Warranty until March...
  26. K

    never again Dahua! Support form "send" button defect, no answer with email

    If you want to lose it, try to update the firmware. HFW1230 S5 has three versions. DH_IPC-HX1XXX-Edison2 for QH2 DH_IPC-HX1XXX-Hertz2 for QH The correct model needs to provide the S/N number.
  27. K

    XRV and Dahua chinese IPC not talking

    Dahua XVR firmware after 2017. Dahua Chinese camera locked.
  28. K

    Worlds First Review - Dahua DH-IPC-PFW5849-A180-E2 - Dual Lens 180 Degree Full Color 4K (8MP Stitched) Camera

    The current latest firmware is DH_IPC-HX5(4)XXX-Taurus_MultiLang_PN_Stream3_V3.120.0000000.30.R.230609 But not yet available on the official website
  29. K

    IPC-HFW1230S-S5 firmware?

    HFW1230 S5 has three versions. QH and QH2 DH_IPC-HX1XXX-Edison2 for QH2 DH_IPC-HX1XXX-Hertz2 for QH Other versions are DH_IPC-HX2(1)XXX-Euler or DH_IPC-HX2(1)XXX-Molec Try to update each one. It will judge whether the firmware is correct by itself.
  30. K

    Worlds First Review - Dahua DH-IPC-HFW5449T1-ASE+D2 - Dual Lens Full Color 2.0

    I suggest don't calibration. Restore factory settings. Because it has been calibration at the factory.