The Solution of Forgetting Password in Dahua Hard Disk Video Recorder;
First method
Generally, in order to prevent their property from being lost or stolen, many families have installed video recorders in front of their homes, and many people have installed Dahua hard disk video recorders. However, people often forget the password of Dahua hard disk video recorder. Here are two solutions. I accidentally forgot the password of Dahua hard disk video recorder. There are two ways to solve this problem: 1, continue to enter the wrong password until the machine is locked (usually it will be locked after 3-6 mistakes), then shut down and power off for at least 30 minutes, restart the machine and automatically restore the original password.
Another method:
You can also find Dahua hard disk video recorder company and tell him the serial number of the hard disk video recorder. Dahua will give you a temporary password. Please change the password as soon as possible after using the temporary password. The temporary password is only valid for one hour.
The third method:
First shut down the host, unplug the plug and cut off the power input of the host, and follow the following steps:
1. Remove the cover screw and open the housing cover.
2. Find J4 pin (marked with password clear or password reset) next to MCU on the front panel.
3. Put 1 and pin J4 (close to resistor R5) in a short circuit state with jumper blocks.
4. Turn on the host power input, turn on the host power and start the host.
5. At this point, the buzzer on the front panel will give a prompt tone, indicating that the password has been cleared to the factory default mode.
6. Turn off the host again, unplug the plug and cut off the power input of the host.
7. Unplug the short-circuit block, and put 1 and pin J4 (near resistor R5) in the open circuit state again.
8. Fix the upper cover and clear the password.
Need to disassemble the machine, use jumper to clear it, see the internal circuit board label specifically, if you don't understand, you can only find someone to read it.
Remote setting method of additional Dahua hard disk video recorder;
Dahua hard disk video recorder is embedded with Hope ddns, and the application address is www.3322.org. First, log on to this website and register as its member. After checking the activation through available email, log on to the website and enter my console? Create my dynamic domain name? , create a domain name, such as hnpx888.3322.org. Choose free or paid according to your own situation. People who pay will be more stable.
Enter the main menu of Dahua hard disk video recorder, and make the following configuration in the network settings under the system settings menu. After saving, restart DVR. Connect the video recorder to the router with a network cable, and check whether the green light of the video recorder's internet light is on. If it is, connect the network cable.
Open the router settings page, as shown in the figure FAST or TPLINK routing port mapping. In the router forwarding rule-virtual server interface, click the Add New entry button to enter the page of adding virtual server, and enter the slogan: 37777 is on the server side, the corresponding IP address is192.168.1.65438, and the protocol selection is ALL.
After the above settings are completed, all remote settings are basically completed. You can open the IE browser of this machine or other places. First, set IE- Tools -IE Options-Security-Custom Level-Security Settings, and ensure that all selections are enabled. After completion, you can enter the domain name in IE browser for remote viewing.
After the remote page appears, enter the user name and password of the video recorder in the login dialog box. Remote monitoring.