Sub Control (Wa5471* / Wa5451*) - Samsung WA5451AB Series Service Manual

7-2. SuB CONTROL (WA5471* / WA5451*)

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+3.3V
CN7
1
R19 RESET
RESET
2
1 2
BKGD
3
1M J 0.125W
X1 4
SMW250-04DW
XIN XIN XOUT
1 2
XOUT WHT
AD10011608
10MHz
+3.3V
1 1 GND
C7 C5
0.022nF 0.022nF
50V 50V
+3.3V
2 2
IC6
1 3
IN OUT RESET
GND GND
GND
+3.3V KIA7025AP
2
1
+5V
CE4
2
1uF
50V
0.2W
RN2427 G 2
Q19
I
1
O
EMG
3
EMG
3
C
2
Q18 B
KRC246S
0.2W E GND GND
CS2
1
GND
+5V +3.3V
IC8
1 3
IN OUT
GND
KIA78DM033F
1 1 2 1 1 1 1 1
C23 CE1 CE2 C19 C36 C37 C38
100nF 100uF 100uF 100nF 100nF 100nF 100nF
50V
10V 10V 50V 50V 50V 50V
2 2 2 2 2 2 2
GND
3
GND
R22 C
1 B
1 2
WIRE_6P
2.2K J E
0.125W
6
1 2
C35
5
1 100nF
C27 50V
4
100nF
50V
3
2
2
2
1
CN11
GND GND
WIRE_11P
STANDBY
11 R44
STANDBY
1
10
100 J 0.125W
9
+5V +12V
8
+5V
7
6
+12V 5
CN6
EMG
4
+12V EMG 1
1
C20
3
100nF
2
TUB_LIGHT WL_MAIN WL_MAIN 50V
2
3
REED_IN REED_IN
1
PURPLE_PJT 2
TUB_LIGHT
GND
CN9
GND
+5V
+3.3V
GND
3
C
B
Q12
KRC246S
0.2W E
+3.3V_MEMS
1
CN8
1
SPC GND
2
R25 SPC
1 2
100
3
R26 SDI
1 2
100
4
R28 SDO
1 2
100
5
R30 CS2
1 2
100
6
R31 CS1
1 2
100
7
8
9
10
11
C16
12
1
WIRE_12P
0.1nF
50V
2 R27
REED_IN
GND
R29
+3.3V
+3.3V
GND
R12
1
1K J 0.125W
1
C17
100nF
50V
2
WL_MAIN
GND
+3.3V
BKGD
1
WATER_THERM
C9
REED_2 REED_2 100nF BZ_ENA
50V
POWER_ON POWER_ON
MEMS_POWER MEMS_POWER BKGD 2
GND
GND
+3.3V
REED_1
1 48
GND
REED_1 PTC4 PTG3/KBI1P3
2 47
WL_SUB
IRQ/TPMCLK PTD3/KBI1P6/AD1P11
WL_SUB
3 46
RESET PTD2/KBI1P5/AD1P10
C8 4 45
C8
PTF0/TPM1CH2 VSSAD
5 44
VDDAD
1 PTF1/TPM1CH3
6 43
C6
PTF2/TPM1CH4 PTD1/AD1P9
100nF
7 42
50V PTF3/TPM1CH5 PTD0/AD1P8
8 41
MICOM1 D0
PTF4/TPM2CH0 PTB7/AD1P7
2 MC9S08AC48
9 40
PTB6/AD1P6 D1
PTC6
10 39
D2
PTF7 PTB5/AD1P5
LIGHT LIGHT
11 38
PTF5/TPM2CH1 PTB4/AD1P4 D3
12 37
STANDBY D4
PTF6 PTB3/AD1P3
STANDBY 13 36
TX D5
PTE0/TxD1 PTB2/AD1P2
TX
14 35
RX D6
PTE1/RxD1
PTB1/TPM3CH1/AD1P1
RX 15 34
BZ_FRQ D7
PTE2/TPM1CH0 PTB0/TPM3CH0/AD1P0
GND BZ_FRQ
16 33
CS2
PTE3/TPM1CH1 PTA7
C6
C6
C5
C5
C4
C4
+3.3V
1 1
C3
C30 C34 GND C3
1nF 1nF
+3.3V C2
1 1 1
50V 50V C2
C31 C32 C33
C1
1nF 1nF 1nF C1
2 2
50V 50V 50V C0
C0
2 2 2
GND GND
KEY_SCAN2 KEY_SCAN2
KEY_SCAN1
CS1 SDI SDO SPC KEY_SCAN1
GND
RESET
RESET C13 C15 C14
100nF
50V 1 1 1
1
Q14
CE7
MMBT3904
100uF
0.35W 10V 50V 50V
2 2 2
2
+5V
GND
+3.3V
R51
1 2
2 4.7K J 0.125W
R52
0.35W E
MMBT3906
2 1 2 TX
Q15
B TX
1
4.7K J 0.125W
C
3 3
C R53
1
Q13 B
1 2
MMBT3904
0.35W
E 2.2KJ
2 R50
+5V
+5V
R42
1
C24 +5V
1 2
10nF
50V 4.7K
GND 2 MMBT3906
R43 Q7
2 E
1 2
1 B
4.7K J 0.125W C
+3.3V
3
R39
2
1 2
4.7K J 0.125W
0.2W
G
RN2427
Q20 POWER_ON
I 1
O POWER_ON
1
2 3
4.7K J
+3.3V +3.3V +3.3V
SDI
SDO
CS2
CS1
R32 100 J 0.125W
WATER_THERM WATER_THERM
1 2
1 2 REED_1 REED_1
R36 1K J 0.125W
3
C
REED_2 REED_2
2 B 1 2
Q17
KRC246S R37 1K J 0.125W
0.2W 1 1 1
E
C8 C2 C3
100nF 100nF 100nF
50V 50V 50V
1
GND 2 2 2
GND
GND
2 WL_SUB
WL_SUB
+3.3V
1 7W
C4 FDC6326L +3.3V_MEMS
1nF
50V +3.3V
VIN VOUT
MEMS_POWER 4 3
MEMS_POWER
ON/OFF VOUT
2
5 2
R1 R2
1
6 1
C28
1nF
IC9
GND 50V
GND 2
WL_MAIN
GND
GND
WATER_THERM
D0
BZ_ENA D0
D1
D1
D2
D2
D3
D3
D4
D4
D5
D5
D6
D6
D7
GND
D7
OPTION1
OPTION1
JOG_B
JOG_B
JOG_A
JOG_A
GND
D0
D1
D2
D3
D4
D5
D6
D7
C7 C7
+3.3V
1
C11
100nF
50V
2
GND
+3.3V
R20
OPTION1
RX OPTION1
1 2
RX
100 J 0.125W
3
C
1
B Q8 1
MMBT3904
1 C1
0.35W
E C10 4.7nF
4.7nF
50V
2 50V
2
R40 2
2
0.125W
GND
GND GND
R1
TUB_LIGHT
1 2
TUB_LIGHT
300 J 1W
+3.3V_MEMS 3
C
B 2
Q9 LIGHT LIGHT
1 KRC246S
1 0.2W
C29 E
100nF
CE6
50V 100uF
10V
1
2
2
GND
GND
IC3
1 20
2 19
3 18
4 17
5 16
6 15
7 14
8 13
9 12
VCC GND
10 11
KID65783AF
+12V
GND
LED7 LED28
2 1 2 1
IC4
R11
RED RED
C7 1 16
C7
I1 O1 1 2
C6 2 15
C6 330 0.5W
I2 O2
C5 3 14
C5 LED5 LED27
I3 O3 2 1 2 1
C4 4 13
C4
I4 O4 R10
RED RED
C3 5 12
C3
I5 O5 1 2
C2
6 11
C2 330 0.5W
I6 O6
LED26
C1 7 10 2 1
LED3
C1 I7 O7 2 1
8 9 R9
RED
GND VCC
RED
1 2
2003
330 0.5W
1W LED25
2 1
LED1
2 1
GND
R8
RED
RED
1 2
330 0.5W
LED2 LED24
2 1 2 1
R7
RED RED
3
1 2
C
C0 330 0.5W
2 B
C0 Q10
KRC246S LED4 LED9
2 1 2 1
0.2W
E R6
RED RED
1 2
1 330 0.5W
LED6 LED11
2 1 2 1
R5
GND RED RED
1 2
3
330 0.5W
LED8 LED13
C 2 1 2 1
C8 2 B R3
C8 Q11
KRC246S RED RED
1 2
E 0.2W
330 0.5W
LED10
2 1
LED12
1 2 1
R4
RED
RED
1 2
GND
330 0.5W
KEY_SCAN1 KEY_SCAN1
GND
GND
+12V
1
R16
E
1W
KSA928A-Y 1
Q16 B 3
C 4.7K J 0.125W
2
R15
2 1
1K
2 1
BZ1
1
CE5
47uF
50V
2
GND
G6
LED18
2 1
RED
LED17
2 1
WHT
RED SMW250-10DW
10
9
LED16
2 1
8
RED
7
6
LED15
2 1 5
4
RED
3
2
LED14
2 1 1
CN2
RED
LED23
2 1
RED
LED22
2 1
RED
LED21
2 1
RED
LED19
LED20
2 1 2 1
WHT
RED RED SMW250-10DW
1
2
3
KEY_SCAN1 KEY_SCAN1
4
KEY_SCAN2 KEY_SCAN2
5
6
7
8
9
10
CN10
GND
+3.3V +3.3V
SW1
R46
1
JOG_A JOG_A
1 2
2
1K J 0.125W
3
JOG_B JOG_B
1 2
R48
1K J 0.125W JES1612GAS
5V
1 1
0.5mA
C26 C25
100nF 100nF
50V 50V
2 2
GND
2
3
C
B 2
Q5
KRC246S
BZ_ENA BZ_ENA
E
1
GND
3
C
B 2 BZ_FRQ
Q4 BZ_FRQ
KRC246S
E
1
GND
Schematic Diagram _ 35