If the internal CMOS battery is dead, your system date might have reverted to default baselines like 2000-01-01 or 2012-11-20 . Use whatever date is physically visible on the screen.
The is a popular, unbranded (OEM) H.264 network digital video recorder used widely across global surveillance systems. If you find yourself locked out of your security system, using a super password (master password) or executing a hard reset is the only way to regain administrator access without losing recorded footage . dvr model ahb-8204 hnn super password
Check the displayed on your DVR's monitor screen. If the internal CMOS battery is dead, your