Sharp AH-S22AW2 Service Manual page 9

OUTDOOR UNIT for AU-S22AW2 and AU-S25AW2
Power supply
circuit (built
into IPM)
CPU oscillator circuit
Outdoor fan relay drive
circuit
Power transistor module
drive circuit
CPU
Serial I/O circuit
CPU reset circuit
DC overcurrent detection
circuit
AC overcurrent detection
circuit
Compressor thermo circuit
Heat exchanger pipe
thermo circuit
Outdoor temp. thermo.
circuit
Winter kit circuit (option)
LED drive circuit
Test mode circuit
Model select swith circuit
(Dip switch)
Smoothing Filter
circuit circuit
Outdoor fan
Power
transistor module
protection
Compressor
Current transformer
Compressor thermistor
Heat exchanger pipe
thermistor
Outdoor temperature
thermistor
Heat exchanger pipe
thermistor(option)
Outdoor temperature
thermistor(option)
LED
9
13 A
protection
Unit-unit
wiring (AC
power and
serial
signals)
3 A
protection
10 A
AH-S22AW2
AH-S25AW2