Samsung AS-2408BR, Service Manual, Page: 48 / 55

Samsung Electronics
7-1
7. Block Diagrams
7-1 Micro Computer Block Diagram
HEAT EXCHANGER SENSOR
ROOM TEMPERATURE SENSOR
INFRARED SIGNAL
•BLADE-H CONTROL
•INDOOR FAN MOTOR
CONTROL
•COMPRESSOR
CONTROL
• TEMPERATURE
CONTROL
• TIMER
•BUZZER CONTROL
INDOOR FAN MOTOR
SPEED DETECT
ZERO CROSSING
POWER ON/OFF
MODE
(AUTO, COOL, DRY, FAN)
TURBO, MILD SELECT
FAN SPEED SELECT
BLADE-H MOVING SELECT
SWING SELECT
ON, OFF TIMER SELECT
SLEEP SELECT
TIME SETTING
COM CONTROL
SIGNAL
STEPPING MOTOR
CONTROL SIGNAL
BUZZER CONTROL
SIGNAL
TRIGER
SIGNAL
SSR
COM DRIVE
STEPPING MOTOR
DRIVE
BUZZER DRIVE
RESET
CIRCUIT
OSCILLATION
CIRCUIT
AUTO/OFF
SWITCH
INDICATOR PANNEL
OPER. LED
TIMER LED
FAN ONLY LED
TURBO LED
INDOOR FAN MOTOR
COM
STEPPING MOTOR
BUZZER
VOLTAGE REGULATOR
DC 5V DC 12V
INDOOR CONTROL PANEL
POWER TRANSFORMER
AC INPUT
REMOTE CONTROLLER
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*
•
•
•
•
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TEMPERATURE SELECT
Q. TIMER SELECT