QSDF8204 Digital Video Recorder User Manual
LOCK/UNLOCK
Lock submenu is shown as Fig. 3.43. Its function is to lock or unlock the record.
Fig 3.43 LOCK/UNLOCK
Use "Enter" key to change the state. If a record event is locked, it cannot be deleted or covered.
3.3.3 Information
Press "INFO" button, and the information will appear on the screen, such as HDD quantity, usable rate of HDD, record mode including manual/alarm/motion, etc.
3.3.4Other
•In live display mode, if pressing "Up" button, it will display the first channel in full screen.
•If pressing "Down" button, it will display the second channel in full screen.
•If pressing "Left" button, it will display the third channel in full screen.
•If pressing "Right" button, it will display the fourth channel in full screen.
•If pressing "Enter" button, it will display the
•If pressing "Audio" button, it will switch the voice of corresponding channel in live display mode.
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