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78 TruVision DVR 40 User Manual
Note: Ensure that the PTZ you are using can support Preset, Preset Tour and Shadow Tour functions. An
external alarm input can trigger one camera’s PTZ linkages.
d. Select OK and return to the Alarms menu.
6. To copy settings to another external alarm input
a. In the Alarms menu go to the Copy to Alarm In list box and select one of the inputs listed.
b. Go to the Copy button and press the joystick for Enter, or left-click the mouse. A message
appears about the copying of the parameters. Select OK to accept.
7. Select OK and press the joystick for Enter to return to the Alarms menu, or select Cancel to abort
and return to the Alarms menu.
8. When you have made all the changes required in the Alarms menu, go to OK and press Enter or
left-click the mouse to save all changes and return to the main menu.
External alarm output
You can configure how the alarm output should respond when an alarm in triggered. You can set, for
example, when the alarm output can respond to an alarm. For example, if you do not want a siren to
sound during the night.
To setup an external alarm output
1. In the Alarms menu go to the Alarm Output list box. Press the joystick for Enter, or left-click the
mouse, to select one of the alarm outputs listed.
2. To select the time delay for the alarm output
Go to the Timeout list box. Select the time delay for the alarm output from the list shown. The
time delay options are:

Transparent mode (default): If there is an alarm input, there will be an alarm output.

Acknowledge: The alarm output will not stop until the alarm is manually acknowledged. See
page “Manually acknowledging an alarm” on page 31 for further information.
Caution: An alarm can only be manually acknowledged locally. Do not select this option if the
TVR 40 is controlled over a network.

5 seconds

10 seconds

30 seconds

1 minute

2 minutes

5 minutes

10 minutes