Firmware
dh_sd-eos_eng_n_stream3_v2.420.0000.4.r.20160229.zip
Dahua firmware built Feb 29, 2016. May work with 6 devices, including CA-HZ1030U, CA-HZ2030U-F, CA-HZ2030U-FI.
- Built
- Feb 29, 2016
- Version
- V2.420.0000.4
- Size
- 32.6 MB
- Hardware
- 6 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
c4ac8194949817b5b865ffe646a1d311- SHA-256
206f5cea069d56fa8b20963f034cbd9755f3f2d3b459a42b8d39d0e44fbc8558
Where it's published
Available from
Dahua
Dahua download center (2016-2018 files)
Current- Folder: download/firmware/encryption/20170316
Compatible hardware
Hardware IDs this firmware's installer accepts (6 devices).
Where these IDs come from
- hwid in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.4.R.20160229.bin: the device's own hardware check list, 6 IDs
- Install in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.4.R.20160229.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
- check.img in DH_SD-Eos_Eng_N_Stream3_V2.420.0000.4.R.20160229.bin: the device's own hardware check list, 6 IDs
Technical details
Read from inside the firmware (zip archive).
- SoC
- HiSilicon Hi3516A
- Architecture
- arm
- OEM build
- General
- Kernel
- Linux 3.4.35
- Bootloader
- U-Boot 2010.06-svn2725
- Flash
- 126.0 MB
- Image dates
- Feb 29, 2016 to Mar 10, 2017
- Security
- Not signed, not encrypted
- Language & video
- English by default · NTSC
Flash layout: 14 partitions, 8 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| U-Boot | 0x200000 | 0x300000 | 1.0 MB | dhboot.bin.img | — | 2016-02-29 |
| hwid | 0x300000 | 0x400000 | 1.0 MB | not written | — | — |
| updateflag | 0x400000 | 0x500000 | 1.0 MB | not written | — | — |
| partition(ro) | 0x500000 | 0x600000 | 1.0 MB | partition-x.cramfs.img | cramfs | 2016-02-29 |
| custom(ro) | 0x600000 | 0x980000 | 3.5 MB | custom-x.squashfs.img | squashfs | 2016-02-29 |
| product(ro) | 0x980000 | 0xd00000 | 3.5 MB | pd-x.squashfs.img | squashfs | 2016-02-29 |
| Kernel | 0xd00000 | 0x1200000 | 5.0 MB | kernel.img | — | 2016-02-29 |
| romfs(ro) | 0x1200000 | 0x1a00000 | 8.0 MB | romfs-x.squashfs.img | squashfs | 2017-03-10 |
| web(ro) | 0x1a00000 | 0x2200000 | 8.0 MB | web-x.squashfs.img | squashfs | 2016-02-29 |
| user(ro) | 0x2200000 | 0x3a80000 | 24.5 MB | user-x.squashfs.img | squashfs | 2017-03-10 |
| lens | 0x7100000 | 0x7200000 | 1.0 MB | not written | — | — |
| syslog | 0x7200000 | 0x7600000 | 4.0 MB | not written | ubi | — |
| config | 0x7600000 | 0x7a00000 | 4.0 MB | not written | ubi | — |
| backup | 0x7a00000 | 0x7e00000 | 4.0 MB | not written | ubi | — |
Related firmware
Other files for much of the same hardware, from any vendor.
- DH_SD-Eos_EngSpnFrn_N_Stream3_V2.420.0001.0.R.20160523.bin
Released May 23, 2016 · V2.420.0001.0.R · 8 devices · Dahua
- DH_SD-Eos_Eng_N_Stream3_V2.420.0000.4.R.20160229.zip
Released Feb 29, 2016 · V2.420.0000.4.R · 7 devices · ASM
- DH_SD-Eos_Eng_P_Stream3_V2.420.0000.4.R.20160229.bin
Released Feb 29, 2016 · V2.420.0000.4.R · 6 devices · ASM
- dh_sd-eos_eng_p_stream3_v2.420.0000.4.r.20160229.zip
Built Feb 29, 2016 · V2.420.0000.4 · 7 devices · Dahua
- DH_SD-Eos_Eng_P_Stream3_V2.420.0000.4.R.20160229.zip
Released Feb 29, 2016 · V2.420.0000.4.R · 7 devices · ASM
- General_SD-Eos_Eng_N_Stream3_V2.420.0000.4.R.20160229.zip
Released Feb 29, 2016 · V2.420.0000.4.R · 7 devices · ASM
- General_SD-Eos_Eng_P_Stream3_V2.420.0000.4.R.20160229.bin
Released Feb 29, 2016 · V2.420.0000.4.R · 6 devices · ASM
- General_SD-Eos_Eng_P_Stream3_V2.420.0000.4.R.20160229.zip
Released Feb 29, 2016 · V2.420.0000.4.R · 7 devices · ASM