3-14
V60 Ventilator Service Manual
1049766 Rev A
Chapter 3: Theory of Operation
3.3 Electronic Signal
Paths
The following table summarizes the electronic signal paths for V60
ventilator
components.
Table 3-2: V60 Signal Paths
Component
Signal Path Sequence
Air flow sensor
DA PCBA, MC PCBA, CPU PCBA
Alarm indicator
Power switch overlay, UI PCBA, PM PCBA, CPU PCBA
Backlight inverter PCBA
Input: UI PCBA, PM PCBA, CPU PCBA
Output: LCD CCFL
Barometric pressure
DA PCBA, MC PCBA, CPU PCBA
Battery indicator
Power switch overlay, UI PCBA, PM PCBA, CPU PCBA
Blower motor
MC PCBA
CPU PCBA DAC
CPU PCBA
DA PCBA ADC
DA PCBA, MC PCBA, CPU PCBA
DA PCBA DAC
DA PCBA, MC PCBA, CPU PCBA
Ethernet connector
CPU PCBA
Fan
MC PCBA, CPU PCBA, PM PCBA
LCD
Power: PM PCBA
Signal: PM PCBA, CPU PCBA
CCFL: Backlight inverter PCBA
Internal battery
PM PCBA
Speaker #1
MC PCBA, CPU PCBA
Speaker #2
PM PCBA, CPU PCBA
MC PCBA ADC
MC PCBA, CPU PCBA
MC PCBA DAC
MC PCBA, CPU PCBA
Nav-ring assembly
Switch PCBA, UI PCBA, PM PCBA, CPU PCBA
Nurse call connector
CPU PCBA
Oxygen flow sensor
DA PCBA, MC PCBA, CPU PCBA
Oxygen inlet pressure sensor
DA PCBA, MC PCBA, CPU PCBA
Oxygen solenoid valve
DA PCBA
Power indicator
Power switch overlay, UI PCBA, PM PCBA, CPU PCBA
Power supply
Input: AC inlet
Output: PM PCBA
Power switch
Power switch overlay, UI PCBA, PM PCBA, CPU PCBA
Proximal pressure sensor
DA PCBA, MC PCBA, CPU PCBA
Solenoid valves
DA PCBA
Switch PCBA
UI PCBA, PM PCBA, CPU PCBA
Touch screen
UI PCBA, PM PCBA, CPU PCBA
USB device connector
CPU PCBA
USB host connector
CPU PCBA