Firmware
DH_SD-Gram_MultiLang_PN_Stream3-Lingjing_V2.820.1CVO003.0.R.240905.zip
Dahua firmware released Oct 11, 2024. May work with 4 devices, including SDT4A1404-4F-QA-0200-A, SDT4A1404-4F-QA-0200-B, SDT4A1404-4F-QA-0200-C.
- Released
- Oct 11, 2024
- Version
- V2.820.1CVO003.0.R
- Size
- 432.9 MB
- Hardware
- 4 devices
Download
Download firmware
Permanent copy on the Internet Archive (item page)
- MD5
d478b3556bb134944c477587a23caf29- SHA-256
e5c2953a321cdba33dd0d19a46c0ddebf7e0eb3a4e52b154198ffb3be5d94595- Changelog
- Release notes
Where it's published
Available from
Dahua
Dahua Download Center
CurrentSold as
V2.820.1CVO003.0.R · Listed date Oct 11, 2024
Compatible hardware
Hardware IDs this firmware's installer accepts (4 devices).
Where these IDs come from
- hwid in DH_SD-Gram_MultiLang_PN_Stream3-Lingjing_V2.820.1CVO003.0.R.240905.bin: the device's own hardware check list, 4 IDs
- Install in DH_SD-Gram_MultiLang_PN_Stream3-Lingjing_V2.820.1CVO003.0.R.240905.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
- check.img in DH_SD-Gram_MultiLang_PN_Stream3-Lingjing_V2.820.1CVO003.0.R.240905.bin: the device's own hardware check list, 4 IDs
Technical details
Read from inside the firmware (zip archive).
- Architecture
- arm
- OEM build
- General
- Bootloader
- U-Boot 2016.11-svn9655
- Flash
- 17179869190.6 GB
- Image dates
- Sep 5, 2024
- 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: 27 partitions, 9 written by this firmware
From the firmware's partition table (partitionV2.txt).
| Partition | Start | End | Size | Image | Filesystem | Built |
|---|---|---|---|---|---|---|
| mini-Boot | 0x0 | 0x100000 | 1.0 MB | dhboot-min.bin.img | — | 2024-09-05 |
| U-Boot | 0x200000 | 0x300000 | 1.0 MB | dhboot.bin.img | — | 2024-09-05 |
| 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 | 2024-09-05 |
| lens | 0x600000 | 0xa00000 | 4.0 MB | not written | — | — |
| dgs | 0xa00000 | 0xe00000 | 4.0 MB | not written | — | — |
| config | 0xe00000 | 0x1e00000 | 16.0 MB | not written | — | — |
| backup | 0x1e00000 | 0x2e00000 | 16.0 MB | not written | — | — |
| syslog | 0x2e00000 | 0x3e00000 | 16.0 MB | not written | — | — |
| devconfig | 0x3e00000 | 0x4e00000 | 16.0 MB | not written | — | — |
| custom(ro) | 0x4e00000 | 0x5200000 | 4.0 MB | custom-x.squashfs.img | squashfs | 2024-09-05 |
| product(ro) | 0x5200000 | 0x5600000 | 4.0 MB | pd-x.squashfs.img | squashfs | 2024-09-05 |
| Kernel | 0x5600000 | 0x6600000 | 16.0 MB | kernel.img | — | 2024-09-05 |
| web(ro) | 0x6600000 | 0x8600000 | 32.0 MB | web-x.squashfs.img | squashfs | 2024-09-05 |
| romfs(ro) | 0x8600000 | 0x18600000 | 256.0 MB | romfs-x.squashfs.img | squashfs | 2024-09-05 |
| backpart | 0x18600000 | 0x18700000 | 1.0 MB | not written | — | — |
| bakcustom | 0x18700000 | 0x18b00000 | 4.0 MB | not written | — | — |
| backproduct | 0x18b00000 | 0x18f00000 | 4.0 MB | not written | — | — |
| backkernel | 0x18f00000 | 0x19f00000 | 16.0 MB | not written | — | — |
| backweb | 0x19f00000 | 0x1bf00000 | 32.0 MB | not written | — | — |
| backromfs | 0x1bf00000 | 0x2bf00000 | 256.0 MB | not written | — | — |
| res | 0x2bf00000 | 0x57400000 | 693.0 MB | not written | — | — |
| firmware(ro) | 0x57400000 | 0xb7400000 | 1.5 GB | firmware-x.ext4_aa.img | ext4 | 2024-09-05 |
| sfmw | 0xb7400000 | 0x127400000 | 1.8 GB | not written | ext4 | — |
| appdata | 0x127400000 | 0x1a7400000 | 2.0 GB | not written | — | — |
| coredump | 0x1a7400000 | 0x100000001a73fffff | 17179869184.0 GB | not written | — | — |