Schematic Diagrams (Main Pba) - Samsung 943NWX Service Manual

7-5. Schematic Diagrams (Main PBA)

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Analgo Part
+3.3V_DIODE
ZD201
GND_3
C1 C4
R130
A1 A2
CN101
AGND
C2 C3
10KOHM
MGND2
6 R112 75OHM
1
11
R115 75OHM
7
2
12
R119 75OHM
8
3
1 2
13 BD101
9
4
1 2
BD102
14
10
5
15
5.6V
ZD104
MGND1
ZD105
GND_4
5.6V R125
10KOHM
AGND AGND AGND AGND
+1.8V +1.8V +3.3V
VDDC AVDC1.8
C603 C604 C601 C605 C600
C632 C631
100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF
16V 16V 16V 16V 16V 16V 16V 16V
AGND AGND AGND AGND AGND AGND AGND AGND
+5V_IP +3.3V +3.3V
IC601
NCP1117ST33T3G
VDVI
MGND1
+5V_IP_3 TP1
1 OUT 3
IN OUT
C623
GND C629
2
C628 C630 100UF
100NF 100NF 100NF
105'C
16V 16V 16V
16V
AGND AGND AGND AGND AGND
IN
PANEL_EN
2SC2412K-Q
AGND
C201 100PF
50V
R131
C202 100PF
50V
R206
100OHM AGND
10KOHM
OUT
DDC_SDA_VGA
R207 100OHM
OUT
DDC_SCL_VGA
R111 100OHM C106 4.7NF
OUT RED-
R113 100OHM C107 4.7NF
OUT RED+
100OHM 4.7NF
R114 C108
OUT
GRN-
R116 390OHM C109 10NF
OUT
SOG
R117 100OHM C110 4.7NF
OUT
GRN+
R118 100OHM C111 4.7NF
OUT
BLU-
R120 100OHM C112 4.7NF
OUT BLU+
1 2
OUT HSYNC
R121
56OHM
56OHM
R122
OUT
VSYNC
OUT
CHK_DSUB
D109 D110 D108
R123
C116 C115 R126
2KOHM
10KOHM
BAV99
+3.3V_DIODE
BAV99
15PF 22PF
BAV99
50V
50V
AGND AGND
C124 C125 C117
100NF 100NF 100NF
16V 16V 16V
+3.3V +3.3V
VDDP AVDC3.3 SDR3.3
C641 C612 C636
C613 C614 C617 C618 C619 C620 C621 C622 C638 C635
100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF 100NF
16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V
AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND AGND
+5V_IP +1.8V
IC602
NCP1117DT18T5G
D600 D601
+1.8V
3 2
VIN VOUT
C626 C627 S1G S1G C640 ZD601
400V 400V ADJ C639
1
C637 100UF
5.6V
100NF 100NF 100NF 100NF 105'C
16V 16V 16V 16V 16V
AGND AGND AGND AGND AGND AGND AGND
+5V_PANEL
R236
CN400
10KOHM
+5V_PANEL
1
1
MGND1 AGND
2
1 2 OUT
3 BL_ADJ_PWM
4
C231
5
100UF
105'C AGND
6
16V
7
8 LVA3P
IN
LVA3P
9 LVA3M
IN AGND
LVA3M
10 LVACKP
IN
LVACKP
11 LVACKM
IN LVACKM
12 LVA2P
IN LVA2P
LVA2M
13 IN
LVA2M +5V_EDID
14
LVA1P LVA1P
15 IN
LVA1M
16 IN
LVA1M
R216 R215
17
100OHM 10KOHM
18 LVA0P
IN
LVA0P
OUT
19 LVA0M
IN LVA0M
EDID_PROTECT
20 LVB3P KTC3875S-Y
IN LVB3P
2
Q201 C
21 LVB3M IN
LVB3M B
LVBCKP
22 IN
LVBCKP E
LVBCKM BL_EN
23 IN
LVBCKM
24
IN
DDC_SDA_DVI
LVB2P
25 IN
LVB2P
AGND IN
DDC_SCL_DVI
26 LVB2M
IN
LVB2M
27 LVB1P
IN
LVB1P
28 LVB1M
IN LVB1M
IN
RX2+
29 LVB0P IN
LVB0P
IN
LVB0M RX2-
MGND2 30 IN
LVB0M
RX1+ IN
RX1- IN
AGND
IN
RX0+
IN
RX0-
IN
RXC+
IN
RXC-
+5V_IP +5V_PANEL
R222 C230 IN
BLU-
100NF
10KOHM IN
BLU+
16V
IN
GRN-
IN
C213 GRN+
Q202 R225 100NF
IN
SOG
16V
100KOHM 1 6
IN
RED-
D D
C228
2 5
IN
RED+
D D 1UF
3 4
10V
G S
C229
R224
50V
Q206 100PF
Q205 10KOHM
AGND
2SC2412K-Q SI3443BDV IN
HSYNC
IN
VSYNC
IN
DDC_SDA_VGA
IN
DDC_SCL_VGA
LED_GREEN
MDA IN
+1.8V
+3.3V
100NF
C234
16V
IC203
R252
1 8 VCC 100OHM
NC_1 NC VCC
2 7
WC
NC_2 NC /WC
3 6 R212 100OHM
SCL
E2 E2 SCL
4 5 SDA R213 100OHM
VSS VSS SDA
AGND
S-24CS08AFJ-TB-1GE
Inverter & Function Connector
+5V_IP +3.3V +1.8V
CN600
R208 R209
CN_S_012_G2
3.3KOHM 3.3KOHM
MGND2
12
KEY2_OUT
11
KEY1_OUT
10 LED_G
9 1 +3.3V
8 BL_EN
7 BL_ADJ_ANALOG
6 +5V_IP_1 C218 C204
5 +5V_IP_2
+14V
R600
4 GND_8
7.5KOHM
3 10NF 100NF
GND_9
50V 16V
2 1
+14V
AGND AGND
1 BL_ADJ_PWM
MGND1
Q601
C610
KTC3875S-Y
C 2
GND_5
B
GND_6
100NF E
R601
R602
GND_7 16V 10KOHM
10KOHM
AGND AGND AGND AGND
+5V_IP
+5V_IP
R270
+3.3V
2KOHM
R229
KTC3875S-Y
3KOHM
2
Q203 C
B
C209
C220
E
R226 R223
10V
4.7KOHM
1UF 10KOHM
100NF
AGND
16V
AGND
R230 100OHM
R273 10OHM
X201
14.31818MHZ R232
10OHM
C211 C210
22PF 22PF
50V 50V
AGND AGND
1
GND
2
GPIO_P14/PWM0
3
OUT
R234 4 GPIO_P15
5 GPIO_P16
4.7KOHM
DDCD_SDA
6
DDCD_SCL
+3.3V 7
REXT
8
AVDD_33
VDVI R235 9
RX2P
390OHM 10
RX2N
11
12 GND
13 RX1P
14 RX1N
Scaler : SE757MH-LF
AVDD_33
15
RX0P
16
RX0N
17
GND
18
RXCKP
19 IC200
20 RXCKN
AVDC3.3
21 AVDD_33
22 AVDD_18
BIN0M
23
BIN0P
24
GIN0M
25
GIN0P
26
SOGIN0
27
RIN0M
28
29 RIN0P
30 GND
REFM
31
REFP
32
HSYNC0
33
VSYNC0
34
DDCA_SDA
35
DDCA_SCL
36
OUT
37 GPIO_P23/PWM1
38 MODE
I2C_MDA/GPIO_P11
R233
10KOHM
AGND
AVDC1.8
SDR3.3
IN WR_PROTECT
OUT MCL
OUT MDA
IN
CSZ
IN
SDO
IN
F_PROTECT
R255
100OHM
GND_10
R250 100OHM
OUT KEY2
R251 100OHM
OUT KEY1
100OHM
R245
IN
LED_GREEN
IN
BL_ADJ_ANALOG
C205 C221 ZD203 ZD202
ZD204
5.6V 5.6V
100NF 10NF
5.6V
16V 50V
AGND AGND AGND AGND AGND
IN
BL_ADJ_PWM
IN
BL_EN
7. Schematic Diagrams
+5V_IP
R271 R218
10KOHM 3KOHM
BL_ADJ_ANALOG
OUT
KTC3875S-Y
Q204
2
C207 C
C208
B
10UF
1UF
10V E
10V
AGND AGND
R217
R219
10KOHM
4.7KOHM
AGND +3.3V +1.8V
VDDP
VDDC
C212
100NF
16V
102
BYPASS AGND
101
GND
100
OUT
LVB0M
LVB0M 99
OUT LVB0P
LVB0P 98
OUT LVB1M
LVB1M
97
OUT LVB1P
LVB1P
96
OUT
LVB2M
LVB2M
95
OUT
LVB2P
LVB2P
94
OUT
LVBCKM
LVBCKM
93
OUT
LVBCKP
LVBCKP
92
OUT
LVB3M
LVB3M 91
OUT LVB3P
LVB3P 90
NC
89
NC
88
GND
87
VDDP
86
OUT
LVA0M
LVA0M
85
OUT
LVA0P
LVA0P
84
OUT
LVA1M
LVA1M
83
OUT
LVA1P
LVA1P 82
OUT LVA2M
LVA2M 81
OUT LVA2P
LVA2P
80
OUT LVACKM
LVACKM
79
OUT
LVACKP
LVACKP
78
OUT
LVA3M
LVA3M
77
OUT
LVA3P
LVA3P
76
GPO[6]
75
GPO[7] 74
VDDC 73
OUT
GPO_P03/PWM3
72
F_PROTECT
GND
71
VDDP
70
NC
69
GND
68
GND
67
NC 66
VDDP 65
VDDP
Scaler : SE657MRH-LF
AGND
+3.3V
R214
10KOHM
C206
100NF
CS 1 8 VCC_F
CS# VCC
AGND
SO 2 7 HOLD
SO HOLD#
WP 3 6 SCLK
IN
SCK
WP# SCLK
R612
4 5 SI
IN
SDI
GND SI
10KOHM
IC201
AGND MX25L1005MC-12G
7-3