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Hi, Here is the result of the command on my HDW3849H-AS-PV-S3 : It will probably help to manage the while light. $ curl --digest -u "user:pass" -g "http://IP/cgi-bin/configManager.cgi?action=getConfig&name=Lighting_V2" table.Lighting_V2[0][0][0].Correction=50...

I tried to backup the CN bootpara block and write it back after uplaoding the ML firmware but it seems that I cannot erase the flash from u-boot. HKVS # sf erase 0x10000 0x20000 8041e1f0: ffffffff ffffffff ffffffff ffffffff ................ HKVS # sf erase 0x10000 0x20000 HKVS # sf erase...

OK, hickpack works. I'll decrypt all that stuff. ./hikpack -t k41 -d hicore.tar.lzma -o dec_hicore.tar.gz

The 3.21 CN works and if I use hiktool it shows the SWKH header. HIK firmware header converter 0.5R Head raw data(108b) : 00000000 E9 9A F7 B6 54 AE DD D3 42 B8 A3 AB B5 CB B5 BE ....T...B....... 00000010 CF BC FE D6 E6 DD D3 BA 46 5C 54 40 34 4A 41 45 ........F\T@4JAE 00000020 43 01...

Isn't is possible to have these CPLD into other files ? How to decrypt the firmware updates ? => Chinese 3.21 works => EU gaves the 15 beeps. I tried to mix the two firmwares : The chinese firmware 3.21 with apps.tar.lzma and webs.tar.lzma from the EU one gaves the 15 beeps. Perhap's the CPLD...

Thanks, How did you guess that ? There is no other flash chip on the board. the getHardInfo gives the language code 2. Perhap's it derived from a hardwar spec ? eval_cmd is getHardInfo getHardInfo path=/sbin:/usr/sbin:/bin:/usr/bin:/usr/bin/dvrCmd:/opt/dvrCmd...

Here is the result of the u-boot stuff. I also uploaded a spi dump of the Winbond flash on the google drive : DS7108N_3.13.bin Now press [u/U] key to upgrade software: b HKVS # HKVS # HKVS # printenv bootdelay=1 baudrate=115200 ipaddr=192.0.0.64 serverip=192.0.0.128 gatewayip=192.0.0.1...

OK, I saw a winbond flash chip, I have the tools to dump it. I'll do that before doing the uboot stuff.

Ok, I saw the explanation in #4. It is clear. I will test the change tomorow. Kind regards.

Hi, your method is interesting. Does it works with DS-7108N-SN bought on AliExpress? I downloaded all the firmwares. Tryed to patch the language code but I have the 15 beeps after a tftp upgrade. 71xx_snp Chinese to English 3.13_b.150503.zip => Works...