scn101
Getting the hang of it
Read the first post: https://www.ipcamtalk.com/showthread.php/9549-Upgrading-beyond-3-4-0-on-a-Chinese-(lang-2)-HV-NVRAs mentioned before, i have the same as Gilnash. After installing FW, NVR boots, stucks at https://www.ipcamtalk.com/attachment.php?attachmentid=11768&d=1467798343 screen while beeping. After around 12 beeps ,it reboots.. same process repeats.
Bought the mini connector, in order to establish a serial connection, which i am very new withh:
Same thing happened to me. You should be able to restore 3.0.10 via a serial UART connection.