Skip to content

Firmware

DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.200.0000018.0.R.250515.zip

Dahua firmware released May 15, 2025. May work with 11 devices, including CA-HZ2023DB3-A, SD49216DB-A, SD49220DB-A.

Released
May 15, 2025
Version
V3.200.0000018.0.R
Size
72.9 MB
Hardware
11 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
0a54487899e3177ee2f3fa3d0e54ad24
SHA-256
37a2e5e34c00f25c5d6dcf2fc783494e041573d7276c069e8b38df7f30cb92e3

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (11 devices).

Where these IDs come from
  • hwid in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.200.0000018.0.R.250515.bin: the device's own hardware check list, 11 IDs
  • Install in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.200.0000018.0.R.250515.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.200.0000018.0.R.250515.bin: the device's own hardware check list, 11 IDs
  • hwid in check.bin: the device's own hardware check list, 11 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 11 IDs

Technical details

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

DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.200.0000018.0.R.250515.bin

SoC
Novatek NT98560
Architecture
arm
OEM build
Dahua
Bootloader
U-Boot 2019.04-svn14639
Image dates
May 14, 2025
Security
Signed, encrypted, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.0.R.250515
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

Flash layout: 11 partitions, 11 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
dtb0x400000x80000256.0 KBdhdtb.bin.img—2025-05-14
mini-boot0xc00000x140000512.0 KBdhboot-min.bin.img—2025-05-14
bootloader0x2400000x3400001.0 MBdhboot.bin.img—2025-05-14
rootfs0x18400000x3e4000038.0 MBromfs-x.squashfs.imgsquashfs2025-05-14
firmware0x3e400000x644000038.0 MBfirmware-x.squashfs.imgsquashfs2025-05-14
custom0x64400000x68400004.0 MBcustom-x.squashfs.imgsquashfs2025-05-14
kernel0x68400000x6c400004.0 MBkernel.img—2025-05-14
web0x6c400000x6f400003.0 MBkernel-aol.img—2025-05-14
web0x6c400000x7c4000016.0 MBweb-x.squashfs.imgsquashfs2025-05-14
web0x6f400000x7b4000012.0 MBrollback-aol.squashfs.imgsquashfs2025-05-14
pd0x7c400000x7f400003.0 MBpd-x.squashfs.imgsquashfs2025-05-14

check.bin

Architecture
arm
OEM build
Dahua
Image dates
May 14, 2025
Security
Signed, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.0.R.250515
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

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 V2.4 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.