Samsung AQV09NSD Service Manual page 51

9. Circuit Descriptions
9-1 PCB Circuit Descriptions
9-1-1 Indoor Unit
SMPS PART
INDOOR FAN CONTROL
ZERO CROSSING PART
INDOOR TEMPERATURE SENSOR
MPI PART
Samsung Electronics
Circuit Descriptions
9-1-2Outdoor Unit
 Inverter
9-2
All manuals and user guides at all-guides.com
BUZZER PART
SUB PCB CONNECTOR
DISPLAY PART
STEP MOTOR & ION
HUMID PART
This Docum ent can not be used without Samsung's authorizati o n.
n
o
i
t i t
n a
c
U i
e n
u
v
i
r
m
D
m
r
o
o
t r C
o e N
t S m O
M r I
o
e P c T
n v C i
F M P
a n
F I P S M O
This Docum ent can not be used without Samsung's authorizati o n.
 Main
TEMPERATURE SENSOR & EEV
485 COMMUNICATION
9-1
Circuit Descriptions
Samsung Electronics