Display
The display used is a 5.7
”
graphic colour display, with a resolution of 800x480 pixels.
Alarm Beeper
The ventilator is equipped with an alarm beeper. The alarm beeper consists of a 25 mm
plastic membrane loudspeaker, powered by a 2 W bridge-connected audio amplifier.
The beeper is controlled by the main processor. The beeper can sound with adjustable
volume.
Voltage Regulators
The CPU board contains regulators for these voltages:
•
1.2 V
•
1.375 V
•
1.5 V
•
1.8 V
•
2.5 V
•
3.0 V
•
3.3 V
•
12.0 V
Real Time Clock
The real time clock keeps track of time so that the clock is functioning and the memory
data time is correct.
The real time clock is the only function that is running when the Vivo is turned off and
disconnected from mains. When the Vivo is turned off and disconnected from mains
the real time clock is powered by the clock battery.
Clock Battery
The clock battery powers the real time clock when the Vivo is not connected to mains
or running from any battery power source. The only function of the clock battery is to
power the real time clock.
Super Capacitors (Alarm Batteries)
In case of a power failure, the super capacitors will power the necessary components so
that the Vivo is able to give the power fail alarm for two minutes.
Electronics 63
Doc. 007132 D-2
Vivo 45/Nippy 4 Series Service manual
Содержание Nippy 4 Series
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