Approach Tech NVR-2018 - Manual (Page 50)

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OSD LANGUAGE:
This option allows you to select the OSD language display as English, or Chinese.
MENU BACKGND:
There are 3 levels of background color transparency, you can choose from : level 1 is totally
transparent, level 3 is opaque, and level 2 is between level 1 and 3. The background color is
used in setup menu and search function.
BUZZER:
This option determines the embedded buzzer sounding a tone to signal the following situations.
A tone lasts about two seconds long.
ON: Enables buzzer.
OFF: Disables buzzer.
Situation
Alarm occurs
Video loss occurs
Disk is full
Load factory default
Buzzer set to ON
Enable/disable key lock function
Power on /off mobile rack HDD
Backup operation complete
Timer activate/deactivate
Recording switching between HDD
PASSWORD:
This option allows you to set a password to prevent any unauthorized re-formatting of the hard
disk drives or use by a network viewer. The standard password is “9999”.
OLD PASSWORD: Enter the pre-set password (or the standard password if this is the
initial setting) to access the password setting system.
NEW PASSWORD: Enter a 4-digit-number password of your choosing which will replace
the pre-set password (or the standard password “9999”).
SETUP PWD:
When this option is on, user must pass the password check before entering the setup menu.
ON: Enables it.
OFF: Disables it.