Use a screwdriver or jumper wire to short (bridge) the two pins together. While holding the jumper, plug the power back in.
If the software approach fails or you don't have the necessary resources, a physical hardware reset is the most reliable fallback.
A: This means the backdoor account was removed. Use the physical CMOS reset method described in Part 4. dvr model ahb-8204 hnn super password
If software methods fail, you can manually reset the device to factory settings:
Xiongmai-based DVRs generate a temporary "Super Password" based on the date shown on your monitor. Check Date: Use a screwdriver or jumper wire to short
If the above methods fail, you must open the DVR to trigger a factory reset. Disconnect the power from the DVR. Open Casing: Remove the outer cover. Find the Jumper: Look for two small pins labeled , or similar near the motherboard. Short the Pins:
In this comprehensive guide, we will cover: A: This means the backdoor account was removed
Many users mistake "HNN" for a generic H.264 codec. In this context, stands for Hanna Networks & NVRs . This is critical because rebranded units (e.g., sold under "Q-See," "Night Owl," or "Lorex") may use a different super password.
Most DVR boards using the AHB-8204 chipset run on Xiongmai (XM) firmware. These boards generate a temporary "super password" that changes every day.