Operation Manual

[Version]Display device serial number, system hardware features, software version and release date information.
[Upgrade]System software can be upgraded: Insert a USB storage device, click Upgrade.
Noted：System upgrade may cause the DVR can not start properly, please Operation under the guidance of
the company's technical staff.
Default
[Default]System back to the default configuration factory state (specific items recovered optional)
Noted：Menu color, language, time and date format, video format, IP address, user accountsand so on will
not be restored.
Auto Maintain
[Auto maintain]Set the desired the project of automatic maintenance.