Chal-Tec 10004566 Bedienungsanleitung Seite 46

System Maintenance
Menu Lock
Video Search
Click pop-up menu video search to enter into [Video Search] menu you search files and playback recordings.
For more information on this operation refer to the previous section 5.24.
PTZ Control
Record
When you want the system to start recording click [ Rec ] button to start manual recording.
Stop recording
If you want to stop manual recording click [Stop Record.] menu or [Stop] button
This option allows you reset the DVR to factory default settings,
update system software (firmware), and set system auto-
maintenance. Click [Main menu  System  Maintain] to enter into
the [System Maintain] menu (shown as Picture 5-47).
When opening auto-maintain function, you can setup system to
restart regularly.
As a system safety feature you can click [Menu Lock] menu to lock
menu when leaving the DVR. If you want to login to the DVR, you
would input device code and password (refer to the Menu Locking
interface- Picture 5-48).
Explanation: User only has the authority to search recordings, but
Administrator has full authority over Main Menu operations
We introduced setting PTZ parameters previously in chapter 5.2.5.3.
Here we will discuss how to operate PTZ controls. Click pop-up
menu to show PTZ option and enter into PTZ control interface
(shown as Picture 5-49). You can now click Z+&Z- keys to zoom In
or out, click F+&F- keys to control camera focus and click I+&I- to
adjust iris.