Dahua Technology LE-A - Manual (Page 3)

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3.4 Connecting Power Supply..................................................................................................................23
3.5 Connecting Video Input and Output Devices ..................................................................................23
3.5.1 Connecting Video Input..................................................................................................................23
3.5.2 Connecting Video Output...............................................................................................................24
3.6 Connecting Audio Input & Output, Bidirectional Audio ..................................................................24
3.6.1 Audio Input.......................................................................................................................................24
3.6.2 Audio Output....................................................................................................................................25
3.7 Alarm Input and Output Connection .................................................................................................25
3.7.1 Alarm Input and Output Details.....................................................................................................26
3.7.2 Alarm Input Port ..............................................................................................................................27
3.7.3 Alarm Output Port ...........................................................................................................................27
3.8 RS232....................................................................................................................................................28
3.9 RS485....................................................................................................................................................28
3.10 Other Interfaces ...................................................................................................................................29
4 OVERVIEW OF NAVIGATION AND CONTROLS ............................................ 30
4.1 Login, Logout & Main Menu ...............................................................................................................30
4.1.1 Login .................................................................................................................................................30
4.1.2 Main Menu .......................................................................................................................................30
4.1.3 Logout...............................................................................................................................................31
4.1.4 Auto Resume after Power Failure ................................................................................................31
4.1.5 Replace Button Battery ..................................................................................................................31
4.2 Manual Record.....................................................................................................................................32
4.2.1 Live Viewing.....................................................................................................................................32
4.2.2 Manual record..................................................................................................................................32
4.3 Search & Playback ..............................................................................................................................34
4.3.1 Search Menu ...................................................................................................................................34
4.3.2 Basic Operation...............................................................................................................................35