74 en | Operation Plena Voice Alarm System
9922 141 1037x (V2.16) | V0.6 | 2011.09 Installation and Operation manual Bosch Security Systems B.V.
7 Operation
7.1 Switch on
7.1.1 Voice alarm controller
Switch on
Put the Power switch on the rear of the voice alarm controller (see Figure 7.1) in the I
position.
Figure 7.1 Power switch
If mains power or back-up power is available, the power indicator on the front of the voice
alarm controller is lit (see Figure 7.2). If the system contains call stations, the power indicator
of the call stations are also lit (see Figure 3.7, no. 1). Furthermore, all connected remote
controls and remote control extensions are switched on by the voice alarm controller.
Figure 7.2 Power indicator
7.1.2 Voice alarm router
Switch on
Put the Power switch on the rear of the voice alarm router in the I position.
7.1.3 Calibration
Calibration is necessary for a correct loudspeaker line impedance supervision (see section
6.2.10 ). To calibrate the system, push the calibration switch on the rear of the voice alarm
controller (see Figure 3.2, no. 24). The system must be calibrated:
– When the voice alarm controller is switched on for the first time.
– When a voice alarm router is switched on for the first time.
– After the connected loudspeakers are changed.
– After loudspeakers have been added or removed.
– After the settings of the connected loudspeakers have been changed.
NOTICE!
It is assumed that the APR mode switch (see section 6.1.2 ) is in the OFF position.
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