Block Diagrams - Samsung ASH180UE Service Manual

7. Block Diagrams

7-1 Micro Computer Block Diagram
HEAT EXCHANGER SENSOR
ROOM TEMPERATURE SENSOR
INFRARED SIGNAL
REMOTE CONTROLLER
POWER ON/OFF
MODE
(AUTO, COOL, DRY,
FAN, HEAT)
TURBO, MILD SELECT
FAN SPEED SELECT
BLADE-H
MOVING SELECT
ON, OFF TIMER SELECT
TEMPERATURE SELECT
SLEEP SELECT
TIME SETTING
AC INPUT
220~240V/50Hz
Samsung Electronics
INDOOR CONTROL PANEL
RESET
CIRCUIT
OSCILLATION
CIRCUIT
AUTO/OFF
SWITCH
°§
COMP CONTROL
SIGNAL
°§
OUTDOOR FAN
CONTROL SIGNAL
°§
4-WAY VALVE
CONTROL SIGNAL
°§
STEPPING MOTOR
CONTROL SIGNAL
°§
BUZZER CONTROL
SI G NAL
°§
COMP DRIVE
°§
OUTDOOR FAN
DRIVE
°§
4-WAY VALVE
DRIVE
°§
STEPPING MOTOR
DRIVE
°§
BUZZER DRIVE
DC 5V
VOLTAGE REGULATOR
POWER TRANSFORMER
°§
BLADE-H CONTROL
°§
INDOOR FAN MOTOR
CONTROL
°§
OUTDOOR FAN MOTOR
CONTROL
°§
COMPRESSOR
CONTROL
°§
4-WAY VALVE
CONTROL
°§
TEMPERATURE
CONTROL
°§
TIMER
°§
BUZZER CONTROL
TRIGER
SIGNAL
SSR
DC 12V
INDOOR FAN MOTOR
SPEED DETECT
ZERO CROSSING
°ÿ
INDICATOR PANNEL
OPER/DEICE LED
TIMER LED
FAN ONLY LED
TURBO LED
INDOOR FAN MOTOR
COMP
OUTDOOR FAN MOTOR
4-WAY VALVE
STEPPING MOTOR
BUZZER
7-1