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Firmware

DH_IPC-HFW7XXX-E3-Fafnir_MultiLang_PN_Stream4_V2.800.0000000.4.R.210708.zip

Dahua firmware released Jul 16, 2021. May work with 6 devices, including IPC-HFW7841X-E3, IPC-HFW7841X-E3-LB, IPC-HFW7841X-E3-WJW.

Released
Jul 16, 2021
Version
V2.800.0000000.4.R
Size
211.5 MB
Hardware
6 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
29b17e6bfa6bc695fce11e84e0991164
SHA-256
281c9411f1c0b786807470d22680b80b5285ff5253404dc5e3199706375843e8
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (6 devices).

Where these IDs come from
  • hwid in DH_IPC-HFW7XXX-E3-Fafnir_MultiLang_PN_Stream4_V2.800.0000000.4.R.210708.bin: the device's own hardware check list, 6 IDs
  • Install in DH_IPC-HFW7XXX-E3-Fafnir_MultiLang_PN_Stream4_V2.800.0000000.4.R.210708.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in DH_IPC-HFW7XXX-E3-Fafnir_MultiLang_PN_Stream4_V2.800.0000000.4.R.210708.bin: the device's own hardware check list, 6 IDs
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 6 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 2 firmware images.

DH_IPC-HFW7XXX-E3-Fafnir_MultiLang_PN_Stream4_V2.800.0000000.4.R.210708.bin

SoC
HiSilicon Hi3559AV100
Architecture
arm
OEM build
General
Kernel
Linux 4.9.37
Flash
4.0 GB
Image dates
Jul 8, 2021
Security
Signed
Language & video
English by default · 13 languages · PAL
Supported languages (13)

English, Italian, Spanish, Russian, French, German, Portuguese, Polish, Korean, Czech, Dutch, Arabic, SpanishEU

Flash layout: 18 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
minboot0x00x1000001.0 MBdhboot-min.bin.img—2021-07-08
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2021-07-08
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2021-07-08
romfs(ro)0x6000000x8600000128.0 MBromfs-x.squashfs.imgsquashfs2021-07-08
Kernel0x86000000x900000010.0 MBkernel.img—2021-07-08
custom(ro)0x90000000x98000008.0 MBcustom-x.squashfs.imgsquashfs2021-07-08
product(ro)0x98000000xa0000008.0 MBpd-x.squashfs.imgsquashfs2021-07-08
web(ro)0xa0000000xe00000064.0 MBweb-x.squashfs.imgsquashfs2021-07-08
lens0x1bb000000x1c0000005.0 MBnot written——
firmware(ro)0x1c0000000x3c000000512.0 MBfirmware-x.squashfs.imgsquashfs2021-07-08
ext0x5c0000000x6f800000312.0 MBnot written——
dgs0x6f8000000x700000008.0 MBnot written——
syslog0x700000000x7100000016.0 MBnot writtenext4—
config0x710000000x7500000064.0 MBnot writtenext4—
backup0x750000000x7900000064.0 MBnot writtenext4—
appdata0x790000000xfd0000002.1 GBnot writtenext4—

web-x.squashfs.bin

Architecture
arm
OEM build
General
Image dates
Jul 8, 2021
Security
Signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
web0xa0000000xe00000064.0 MBweb-x.squashfs.imgsquashfs2021-07-08

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