< 4.2 > QD ALARM Connection & Operation
3 Sensor Activated Alarm
The unit is equipped with 4 alarm sensor inputs. If any alarm is activated:
■ the built-in buzzer and the alarm output control relay contact will be activated.
■ the quad will switch the corresponding channel indicator LED to blinking mode.
■ a warning message depending on different models will be displayed as follows:
Quad output channel (#4)
LIVE output channel (#5)
Alarm
Alarm
Alarm
Blinkinj
activate
3 Alarm & Title message
3d channel in quad sere
3 on the
i
en
Full screen display of the activated channel.
Also display a blinking Alarm message
Above mentioned alarm can be cleared by any of the following: 1. Connecting the Alarm Reset In contact, pin #5, of the
female type 9 pin D-sub connector (#8) to GND. 2. The Alarm Duration time elapses. 3. If the device is operated under
Security Lock ON mode, Push Lock button for 2 seconds to disable the function then push any button in the front panel.
4 Video Loss Alarm
Loss of video at any input is automatically detected by the device. The device wil
■ Activate the built-in buzzer.
■ Switch the corresponding channel indicator LED to blinking mode.
■ Display warning message on quad screen:
Quad output channel (#4)
Video loss
Blinking Video Loss & Title message
on the activated channel in quad
screen
■ The warning message and the buzzer can be cleared
by pushing Lock button (#2) for more than 4 seconds if the
device is operated under Security lock On mode, or pushing
any button on the front panel if the device is operated under
Security lock OFF mode.
P.10
