Sub Control - Samsung DV220AEW/XAA Service Manual

8-2. SuB CONTROL

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BUZZER
15V_IS
+5V_IS
R11
4.7K J
1 0.125W R3
4.7K J
E
0.125W
1W
Q1 B 3 2 1 3
R10
C
4.7K J
C
KSA928A-Y 2 0.125W
2
B
E
Q4
KRC246S
0.2W
1
R1
100 J
0.25W
+5V_IS
CGND
R17
1 2
R2
1K J
4.7K J
3
0.25W 0.125W
C
2
B
Q3
2 1
KRC246S
1 0.2W
E
BZ1
CE1
100uF PS1920P02D
25V 2.0KHz
1
CGND
2
CGND
CGND
ENCODER
+5V_IS
R6 R7
10K J 10K J
0.125W 0.125W
SW9
1
2
JOG_DIAL_A
3
JOG_DIAL_B
MSE012
1 1
5V
0.5mA
C5 C6
100nF 100nF
CGND
50V 50V
2 2
CGND
SUB NETWORK
15V_IS
R45
1 2
WATER_LV_MAIN
100 J 0.125W
R46
1 2 TEST
100 J 0.125W
R13
10K J
0.125W
CGND
WIRE_8P_WHT
8
WATER LV TO MAIN
TEST 7
6
15V
GND 5
4 R21
5V
MAIN RESET 3 1
100 J
2
RXD
TXD 1
CN2
WIRE_6P_WHT
15V 6
5
GND
5V 4
3
MAIN RESET
RXD 2
1
TXD
+5V_IS
CN4
WHT
SMW250-06
6
TEST
5
GND
4
5V
R26
MAIN RESET 3
1
2
RXD
4.7K J 0.125W
TXD 1
CN5
DRYER UPDATE¿ë
CGND
R19
1
100 J 0.125W
78 _ Schematic Diagram
SENSING
+5V_IS
R27
1K
CN3
0.25W
1 1 R40
2 CGND 1
GND C18
0.1nF 50V 1K J 0.25W
3
SIGNAL IN
BUZZER_POWER
4
SIGNAL OUT
WIRE_4P
WATER LEVEL
SENSOR
CGND
TC4069UBFN
VSS O4
7 8
O3 I4
BUZZER_FREQ
6 9
I3 O5
5 10
O2 I5
R15
4 11
4.7K J
I2 O6
0.125W
3 12
1
O1 I6
2 13 2 1
WATER_LV_MAIN R31
I1 VDD
1M
1 14
0.125W
+5V_IS
IC1
C1
100nF
50V
CGND
JOG_DIAL_A
JOG_DIAL_B
+5V_IS
2
C20
50V
100nF
1
+5V_IS
CGND
1
2
2
50V
100nF
C8
Q7 MICOM
1 G
0.2W
2
I RN2427
0.125W
O
R22
3
1 2
RESET
1
100 J 0.125W
C7
100nF
50V
2
CGND
X1
1
AD16011002
CGND
1
16MHz
+5V_IS +5V_IS
C16
0.022nF
50V
2
+5V_IS
1
+5V_IS
R25 C12 R4
4.7K J 1nF 4.7K
CGND
0.125W 50V 0.125W J
2
2 RX_FROM_MAIN
R9
E
Q5
2 Q6 1
0.35W
1 B
MMBT3906 MMBT3904 3
C 4.7K J 0.125W
0.35W
C
3 R24
1 B
1 RESET
1 2 CGND
4.7K J
E JOG_DIAL_A
0.125W
2 JOG_DIAL_B
C14
R23 2 1nF
BUZZER_FREQ
4.7K J 50V
0.125W
+5V_IS +5V_IS
CGND
TX_TO_MAIN
2
CGND
IC3
7 10
LED0 I1 O1
6 11
LED1 I2 O2
5 12
LED2 I3 O3
J
4 13
LED3 I4 O4
2 WATER_TEMP 3 14
LED4 I5 O5
2 2 15
WATER_LV
LED5 I6 O6
1 16
1 1
I7 O7
LED6
C4 C9
8 9
100nF 1nF
GND VCC
50V 50V
2003
2 2 1W
CGND
CGND
+5V_IS
2
3
1
AD1
BAV99
50mA
70V
2 CGND
3
J
C
2 B
LED7 Q8
LED7 KRC246S
0.2W
E
1
CGND
3
C
2 B
LED8 Q9
LED8 KRC246S
0.2W
E
1
CGND
DIGIT0
DIGIT1
DIGIT2
DIGIT3
DIGIT4
DIGIT5
DIGIT6
DIGIT7
1
C13
100nF
50V CGND
CGND
2
+5V_IS
2
1 1
C2
C17 100nF
0.022nF
50V
50V
1 33
2 2
VSS P37
2 32
XIN P36 WATER_TEMP
3 31
XOUT P35 R50
4 30
TEST P34 1 2
TEST
5 29
4.7K J 0.125W
VDD P33
IC5
6 TMP86FH47AUG 28
LED8
2 P21 P32 LED8
7 27
P22 P31 LED7 LED7
8 26
LED6
NRESET P30 LED6
9 25
P20 P10 LED5 LED5
10 24
P00 P11
11 23
P01 P12 WATER_LV
1
C3
100nF
50V
2
CGND
R52
1 2
4.7K J 0.125W
CGND
3mm 3mm
RED RED
2 1 2 1 2
LED1 LED10 LED27
R36 620 J 0.5W
1 2
620 J 0.5W
R33 3mm 3mm
1 2
RED RED
R32 620 J 0.5W
1 2
2 1 2 1 2
620 J 0.5W
R49
1 2
R48 620 J 0.5W
1 2 LED2 LED11 LED26
R29 620 J 0.5W
1 2
3mm 3mm
R28 620 J 0.5W
1 2 RED RED
2 1 2 1 2
LED3 LED13 LED24
3mm 3mm
RED RED
2 1 2 1 2
LED4 LED12 LED25
3mm 3mm
RED RED
2 1 2 1 2
LED5 LED14 LED23
3mm 3mm
RED RED
2 1 2 1 2
R42 620 J 0.5W
1 2
LED6 LED15 LED22
3mm 3mm
RED RED
2 1 2 1 2
LED7 LED16 LED21
3mm 3mm
RED RED
2 1 2 1 2
LED8 LED17 LED20
3mm 3mm
RED RED
2 1 2 1 2
LED9 LED18 LED19
R51 620 J 0.5W
1 2
KID65783AF
15V_IS
10 11
VCC GND
9 12
DIGIT0
1 20
DIGIT1
2 19
DIGIT2
3 18
DIGIT3
4 17
DIGIT4
5 16
DIGIT5
6 15
DIGIT6
7 14
8 13
IC2
CGND
R30
1 2
KEY0
100 J 0.125W
1
C11
4.7nF
50V
2
CGND
CGND
R5
1 2
OPTION
100 J
0.125W
1
C10
4.7nF
50V
2
CGND
3mm 3mm
RED RED
1 2 1
LED28
7
7
3mm 3mm
6
RED RED
6
5
1 2 1 5
4
4
LED29 3
3
2
3mm 3mm
2
RED RED 1
1
1 2 1 DGD-V5821V-21-A
DSP1
LED30
11 10 9 8
3mm 3mm
11 10 9 8
RED RED
1 2 1
LED31
3mm 3mm
RED RED
1 2 1
LED32
3mm
RED
1
3mm
RED
1
3mm
RED
1
3mm
RED
1