Mindray A8 Service Manual

2-23
Electrical circuit diagram
Parts List
B1
CPU board
B2
Alarm lamp board
B3
Key lighting board
B4
Host encoder board
B5
DC-DC power board
B6
Battery adapter board
B7
External I/O interface board
B8
Backlight board
B9
Small-display CPU board
B10
Auxiliary O2/air keyboard
B11
BFCS switch control board
B12
Power indicator board
B13
Gas inlet sensor board
B14
High-flow sensor board
B15
Auxiliary flowmeter monitoring
board
B16
High-flow O2 therapy monitoring
board
B17
Sensor adapter board (with
transpulmonary pressure)
B18 Motherboard
Sensor adapter board (without
transpulmonary pressure)
B19
APL indicator board
B20
Monitoring board
B21 EFCS outlet pressure sensor board B22
Electronic vaporizer base interface
board
B23
AGSS sensor board
B24
Module rack backplane
B25
EFCS flowmeter monitoring board
/
/
P1
Speaker
P2
Wi-Fi module
P3
Display assembly
P4
Electronic flowmeter encoder
P5
Auxiliary outlet
P6
One-way circuit breaker
P7
Main circuit breaker
P8
Fuse
P9
Lead-acid battery
P10
System position switch
P11
Electromagnet
P12
8.4-inch display
P13
Segment display
P14
Auxiliary flowmeter encoder
P15
Gas inlet pressure switch
P16
Cylinder pressure sensor
P17
Proportional valve
P18
Three-way valve
P19 Zeroing three-way valve P20
Intrapulmonary pressure zeroing
three-way valve and line
P21
O2 cell
P22
Circuit switch
P23
Sodalime canister switch
P24
ACGO switch
P25
Heater
P26
O2 cell calibration valve
P27 Auto/manual valve P28
Auto/manual valve position switch
and line
P29
Manual/auto switch and line
P30
PEEP switch
P31
Safety valve
P32
Inspiratory proportional valve
P33
PEEP proportional valve
P34
Ventilator flow sensor
P35 VR switch P36
Pneumatic lock switch and line of the
vaporizer
P37
AGSS pilot valve and line
P38
AG switch three-way valve
P39
Flow sensor
P40
Proportional valve
P41
NC two-way valve
P42
NO two-way valve
P43
Three-way valve
P44
AC-DC power board
C1
Connection line between the display
and the CPU board
C2
Connection line between the
touchscreen and the CPU board
C3
Connection line between the alarm
lamp board and the CPU board
C4
Connection line between the main
encoder board and the CPU board
C5
AC inlet and line
C6
AC input line

Mindray A8 Specifications

General

Brand	Mindray
Model	A8
Category	Medical Equipment
Language	English