10 CHECK INPUT AND OUTPUT VOLTAGE OF THE PC BOARD
10-1 1. Before replace PC Board, check input and output voltage of the PC Board.
2. Check range of the test meter.
3. When check output voltage of the PC Bord, set a program of the Washing Machine on the working mode.
Feed
Valve 2
PURPLE
Feed
Valve 1
Pump
Door lock
Door detection Switch A
Door detection Switch B
Controller Unit A
(1/2)
Feed
Valve AQUA
Feed
Valve 3
Drain valve
Pressure
sensor unit
Door lock 2/2
3D sensor
Filter sensor
Cooling fan
Noise
Filter
Heater
Motor
Reactor
Motor
tachogenerator
Motor
temperature
Water leak sensor
Controller Unit A
(1/2)
Input
Voltage
AC 220V
AC 220V
4.8K
AC 220V
4.8K
AC 220V
180
AC 220V
4.2K
AC 220V
4.8K
AC 220V
6K
15
DC12V
YELLOW
YELLOW
GRAY
ORANGE
WHITE
BROWN-WHITE
YELLOW
YELLOW
WHITE-ORANGE
WHITE-BLUE
YELLOW
WHITE-BLUE
WHITE-RED
YELLOW-RED
YELLOW-WHITE
PINK
PINK-WHITE-
RED-WHITE
BLUE-WHITE
YELLOW-BLACK
LIGHTBLUE-BLACK
BLUE
BLACK
YELLOW
BROWN
GREEN
ORANGE
RED
YELLOW-BLACK
YELLOW-BLACK
WHITE
PINK-BLACK
PINK
WHITE
WHITE RED
RED
WHITE RED WHITE RED RED BLUE
BLUE
WHITE
ORANGE
WHITE
BROWN
LIGHT BLUE
WHITE
ORANGE
BROWN
BROWN
RED
PURPLE
BLUE
GRAY
GRAY
ORANGE-WHITE
ORANGE-WHITE
WHITE
WHITE
WHITE
AC 220V
26
BLACK
RED
WHITE
ALL WHITE
BLUE
BLUE
WHITE
WHITE
ORANGE
WHITE
Room Temp.
0
10
20
30
Resistance
Approx.9.7k
Approx.5.7k
Approx.3.7k
Approx.2.3k
<Method to check the motor>
The resistane of the each terminal of the
motor shall be shown on next page.
LIGHT-BLUE
BROWN
BLACK
-18-
NA-16VX1/16VG1/14VA1