Firmware
DH_IPC-HX4X2X-Themis_EngSpn_N_Stream3_V2.400.0000.21.R.20151104.bin
Dahua firmware released Nov 4, 2015. May work with 46 devices, including IPC-HDB4100R, IPC-HDB4120E, IPC-HDB4300R.
- Released
- Nov 4, 2015
- Version
- V2.400.0000.21.R
- Size
- 12.9 MB
- Hardware
- 46 devices
Download
Permanent copy on the Internet Archive (item page)
- MD5
7f0c9ca34a0ef8cb030023f9f72c1988- SHA-256
ebbbc2b3cc4a4e4c99ede8f1e5b970da82d46a8364784754f31b2d125d3280e4
Where it's published
Available from
Dahua
DahuaFileDirectory
CurrentV2.400.0000.21.R · Listed date Nov 4, 2015
Compatible hardware
Hardware IDs this firmware's installer accepts (46 devices).
- IPC-HDB4100R
- IPC-HDB4120E
- IPC-HDB4300R
- IPC-HDB4421E
- IPC-HDBW4120E
- IPC-HDBW4120EH
- IPC-HDBW4120F-S
- IPC-HDBW4120R-VFAS
- IPC-HDBW4121F-S
- IPC-HDBW4220E
- IPC-HDBW4220EH
- IPC-HDBW4221E
- IPC-HDBW4221F-S
- IPC-HDBW4421E
- IPC-HDBW4421F-S
- IPC-HDBW7121F-M
- IPC-HDBW7221F-M
- IPC-HDBW7421F-M
- IPC-HDPW4120FP-W
- IPC-HDPW4220FP-W
- IPC-HDPW4221FP-W
- IPC-HDW4120C-A
- IPC-HDW4120E-AS
- IPC-HDW4120R-Z
- IPC-HDW4220C-A
- IPC-HDW4220E-AS
- IPC-HDW4220R-Z
- IPC-HDW4221C-A
- IPC-HDW4221E-AS
- IPC-HDW4421C-A
- IPC-HDW4421E-AS
- IPC-HFW4120R-VF
- IPC-HFW4120R-VFAS
- IPC-HFW4120R-Z
- IPC-HFW4120R-ZAS
- IPC-HFW4121B
- IPC-HFW4220R-VF
- IPC-HFW4220R-VFAS
- IPC-HFW4220R-Z
- IPC-HFW4220R-ZAS
- IPC-HFW4221B
- IPC-HFW4221BH
- IPC-HFW4320B
- IPC-HFW4421B
- IPC-HFW4421BH
- IPC-HFW4521S
Where these IDs come from
- Install: the installer's device list (board families), 5 IDs, vendor General (not counted: a more specific list exists)
- check.img: the device's own hardware check list, 46 IDs
Technical details
Read from inside the firmware (dahua package (zip variant)).
- SoC
- Ambarella: one of S2LM, S2L
- Architecture
- arm
- OEM build
- General
- Kernel
- Linux 3.10.50
- Bootloader
- U-Boot 2010.06-svn2854
- Flash
- 32.0 MB
- Image dates
- Nov 4, 2015
- Security
- Not signed, not encrypted
- Language & video
- English by default · 2 languages · NTSC
Supported languages (2)
English, Spanish
Flash layout: 15 partitions, 9 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| MinBoot | 0x0 | 0x40000 | 256.0 KB | dhboot-min.bin.img | — | 2015-11-04 |
| U-Boot | 0x80000 | 0xc0000 | 256.0 KB | dhboot.bin.img | — | 2015-11-04 |
| hwid | 0xc0000 | 0xe0000 | 128.0 KB | not written | — | — |
| partition(ro) | 0xe0000 | 0xf0000 | 64.0 KB | partition-x.cramfs.img | cramfs | 2015-11-04 |
| Kernel | 0xf0000 | 0x270000 | 1.5 MB | kernel.img | — | 2015-11-04 |
| romfs(ro) | 0x270000 | 0x3c0000 | 1.3 MB | romfs-x.squashfs.img | squashfs | 2015-11-04 |
| web(ro) | 0x3c0000 | 0x5d0000 | 2.1 MB | web-x.squashfs.img | squashfs | 2015-11-04 |
| user(ro) | 0x5d0000 | 0xe00000 | 8.2 MB | user-x.squashfs.img | squashfs | 2015-11-04 |
| updateflag | 0xe00000 | 0xe30000 | 192.0 KB | not written | — | — |
| config | 0xe30000 | 0xea0000 | 448.0 KB | not written | jffs2 | — |
| product(ro) | 0xea0000 | 0xeb0000 | 64.0 KB | pd-x.squashfs.img | squashfs | 2015-11-04 |
| custom(ro) | 0xeb0000 | 0xed0000 | 128.0 KB | custom-x.squashfs.img | squashfs | 2015-11-04 |
| backupker(ro) | 0xed0000 | 0xfb0000 | 896.0 KB | not written | squashfs | — |
| backupfs(ro) | 0xfb0000 | 0x1000000 | 320.0 KB | not written | squashfs | — |
| user1 | 0x1000000 | 0x2000000 | 16.0 MB | not written | jffs2 | — |
Related firmware
Other files for much of the same hardware, from any vendor.
- General_IPC-HX4X2X-Themis_Eng_P_Stream3_V2.400.0000.28.R.20160329.bin
Released Mar 29, 2016 · V2.400.0000.28.R · 46 devices · Dahua
- General_IPC-HX4X2X-Themis_Eng_N_Stream3_V2.400.0000.21.R.20151104.bin
Released Nov 4, 2015 · V2.400.0000.21.R · 46 devices · ENS Security
- DH_IPC-HX4X2X-Themis_Eng_P_Stream3_V2.802.000007.0.R.220923.bin
Released Sep 23, 2022 · V2.802.000007.0.R · 55 devices · Dahua
- General_IPC-HX4X2X-Themis_Eng_P_Stream3_V2.802.000007.0.R.220923.bin
Released Sep 23, 2022 · V2.802.000007.0.R · 55 devices · Dahua
- DH_IPC-HX4X2X-Themis_Eng_P_Stream3_V2.802.0000006Z.0.R.210907.bin
Released Sep 7, 2021 · V2.802.0000006Z.0.R · 55 devices · Dahua
- General_IPC-HX4X2X-Themis_Eng_N_Stream3_V2.802.0000006Z.0.R.210907.bin
Released Sep 7, 2021 · V2.802.0000006Z.0.R · 55 devices · Dahua
- DH_IPC-HX4X2X-Themis_Eng_P_Stream3_Market_V2.620.0000004.0.R.191130 (5).zip
Released Nov 30, 2019 · V2.620.0000004.0.R · 55 devices · ASM, CCTV App
- DH_IPC-HX4X2X-Themis_Eng_P_Stream3_V2.620.0000004.0.R.191130.bin
Released Nov 30, 2019 · V2.620.0000004.0.R · 55 devices · Dahua