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Firmware

DH_IPC-HX5XXX-Volt_MultiLang_NP_Stream3-USA_V2.840.0000000.25.R.230425.bin

Dahua firmware built Apr 25, 2023. May work with 253 devices, including IPC-HCBW8442P, IPC-HDB5243E-ZYH-27135, IPC-HDBW4243R-AS.

Built
Apr 25, 2023
Version
V2.840.0000000.25
Size
84.8 MB
Hardware
253 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
c7cdbd40794883267a5ae22c3dd9d252
SHA-256
ad69cb87c028684e2a9a0494a2d228cb1d129ee9421403301def431a7b7a34d5

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (253 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 253 IDs
  • Install: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 253 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

SoC
HiSilicon Hi3516CV500
Architecture
arm
OEM build
Dahua
Flash
128.0 MB
Image dates
Apr 25, 2023
Security
Signed, encrypted, security baseline V2.1
Language & video
English by default · 23 languages · NTSC
Supported languages (23)

English, TradChinese, Italian, Spanish, Japanese, Russian, French, German, Portuguese, Turkish, Polish, Romanian, Hungarian, Korean, Czech, Dutch, Ukrainian, Vietnamese, Arabic, SpanishEU, Hebrew, Thai, Indonesian

Flash layout: 16 partitions, 8 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2023-04-25
updateflag0x3000000x4000001.0 MBnot written——
hwid0x4000000x480000512.0 KBnot written——
config0x4800000xa800006.0 MBnot writtenubi—
backup0xa800000x10800006.0 MBnot writtenubi—
syslog0x10800000x16800006.0 MBnot writtenubi—
partition(ro)0x16800000x1700000512.0 KBpartition-x.cramfs.imgcramfs2023-04-25
dgs0x17000000x18000001.0 MBnot written——
kernel_min0x18000000x1a000002.0 MBkernel_min.img—2023-04-25
romfs_min(ro)0x1a000000x1e800004.5 MBromfs_min-x.squashfs.imgsquashfs2023-04-25
bakpart(ro)0x1e800000x1f00000512.0 KBpartition-x-bak.cramfs.imgcramfs2023-04-25
appdata0x1f000000x25000006.0 MBnot writtenubi—
Kernel0x25000000x29000004.0 MBkernel.img—2023-04-25
romfs(ro)0x29000000x520000041.0 MBromfs-x.squashfs.imgsquashfs2023-04-25
firmware(ro)0x52000000x800000046.0 MBfirmware-x.squashfs.imgsquashfs2023-04-25

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.1 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

Other files for much of the same hardware, from any vendor.