[4-2 Outdoor Unit Circuit Board Components ]
4-2-2
Power-supply board (PS Board)
(1) PURY-(E)M200, (E)M250, (E)M300YNW-A1
CN100
L2-N Voltage input
L2
N
Ground
CNFAN2
FAN2INV power-supply
output
17 VDC output
N
CNFAN1
FAN1INV power-supply
output
17 VDC output
N
CN303
63H pressure switch
input/output
CNINV
COMPINV
power-supply output
17 VDC output
N
CN304
63H error detection
output
Ground
3.3 VDC output
GND
BS_04_L
Ground
CN101
CNDC
Cooling fan ON/OFF signal input
MAIN power-supply
Inverter reset signal input
output
Locked cooling fan sensor output (+)
9 VDC output
GND
Locked cooling fan sensor output (-)
GND
13 VDC output
Ground
CNINT
GND
5 VDC input
Indoor unit system power-supply
ON/OFF signal input
Ground
CN202
Indoor-outdoor
transmission
signal input/output
Centralized
control system
power-supply
output
7
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