Firmware
General_SD6C3XXX-HN-A-PV1_MCU_V2.401.0000003.22.R.260608.zip
Dahua firmware released Jun 8, 2026. May work with 2 devices.
- Released
- Jun 8, 2026
- Version
- V2.401.0000003.22.R
- Size
- 120.0 KB
- Hardware
- 2 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
1995e97aa510c86824e5584b6fa254f5- SHA-256
ecbe0659aef896618151d7b836febdcb2fda747d1295e3f1a53043d73ff861a4- Changelog
- Release notes
Where it's published
V2.401.0000003.22.R · Listed date Jul 8, 2026
Sold as
- An earlier build still on Dahua's download server after the download center replaced it
V2.401.0000003.22.R · Listed date Jun 8, 2026
Compatible hardware
Hardware IDs this firmware's installer accepts (2 devices). Names with placeholders such as x or XXX are board families.
Where these IDs come from
- Install in General_SD6C3XXX-HN-A-PV1_MCU_V2.401.0000003.22.R.260608.bin: the installer's device list (board families), 2 IDs
Technical details
Read from inside the firmware (zip archive).
- Architecture
- arm
- Image dates
- Jan 18, 2016
- Security
- Signed
- Software version
- V2.401.0000003.22.RHNIA_260608_59069
Flash layout: 2 partitions, 2 written by this firmware
From the image headers (only partitions this firmware writes).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| camera | 0x0 | 0xc0000400 | 3.0 GB | mcu-main.bin.img | — | 2016-01-18 |
| camera | 0x0 | 0xc0000400 | 3.0 GB | mcu-alarm.bin.img | — | 2016-01-18 |
Related firmware
Other files for much of the same hardware, from any vendor.
- General_SD7A8XXX-HN_MCU_V2.401.0000003.27.R.260907.zip
Released Oct 18, 2026 · V2.401.0000003.27.R · 2 devices · Dahua
- DH_SD-Si-Leo_MultiLang_PN_Stream3_V2.822.0000006.2.R.260827.zip
Released Sep 16, 2026 · V2.822.0000006.2.R · 12 devices · Dahua
- DH_IPC-HX5X3X-Rhea_MultiLang_PN_Stream3_V2.800.0000033.0.R.260821.zip
Released Aug 21, 2026 · V2.800.0000033.0.R · 307 devices · Dahua
- General_IPC-HX5X3X-Rhea_MultiLang_PN_Stream3_V2.800.0000033.0.R.260821.zip
Released Aug 21, 2026 · V2.800.0000033.0.R · 307 devices · Dahua
- General_SD50XXX-HN_MCU_V2.401.0000003.18.R.260105.zip
Released Aug 7, 2026 · V2.401.0000003.18.R · 2 devices · Dahua
- General_SD5AXXXG-HN-DB_MCU_V2.401.0000003.23.R.260525.zip
Released Jul 29, 2026 · V2.401.0000003.23.R · 2 devices · Dahua
- General_SD8A1XXXG-HN-ES-DB_MCU_V2.401.0000003.23.R.260716.zip
Released Jul 29, 2026 · V2.401.0000003.23.R · 2 devices · Dahua
- General_SD5AXXXG-HN_MCU_V2.401.0000003.19.R.260209.zip
Released Jul 7, 2026 · V2.401.0000003.19.R · 2 devices · Dahua