三星 LCD PCB
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D'SUBVideo
Switch
(IC201)ADC/
Pre-AMP/PLL
(IC300)Scaling
Engine
(IC406)
Video1
13W3Video2OSD
(IC404)
Sync Separator
(U8)OSD
Control
OSD
Signal
RGB
DC_DCDC 12VdVsync
H-Sync
SOG
VHDC 5VR_digital
G_digital
B_digitalR_digital
G_digital
B_digital
H_sync
V_sync
Data Enable
Dot CLKTTL
signal
R/G/BTFT
LCD
(Panel)
I C
2
MUXDCLK
dHsync
DC 14V
(Adapter)SDRAM
(IC401,
IC402,
IC403)
DC 3.3VI C
2
I C
2
User ControlX-tal (24Mhz)X-tal 14.3 Mhz
Micro Control Unit
121110123456789
GNDGNDBL_CNTBL_ONGNDGNDGND14V_BL+5VGND14V_BL14V_BL
CN103121110123456789GNDGNDBL_CNT
BL_ON
GNDGNDGND14V_BL
+5VGND14V_BL14V_BLCN1
GND
GND
GNDRBAGND
NC
NCGND
GND1
2
3
4CN600 (140P)
CN201
12345678910REDBLUEGREEN
GNDGNDGNDGNDSELF_TEST
11GND
12DDC_DATA
13H_SYNC
14V_SYNC
15DDC_CLK
GND
NCCN202
12345678910DDC_CLK
NCDDC_CLK
GNDH_SYNC
NCNCSELF_TEST
A1A2A3DDC_DATA
V_SYNC
12345KEY1LED_G
KEY2LED_R
GND
6KEY +5V
789+5VGND13W3_LEDCN102
CN21
2
3IN14VGNDIN14VCN101INVERTER
MAIN PCB
FUNC PCBSignal Cable13W3 CABLE10D_SUB_LED
12345
KEY1LED_GKEY2LED_RGND6
KEY +5V789
+5VGND13W3_LED10
D_SUB_LEDRED & R_GNDGREEN&G_GNDBLUE & B_GND5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23NC
BBA
NC
BBA
NC
BBA
LCD +5V
LCD +5V
NC
BBA
NC
BBA
NC
BBA
NC
25NCBBA
GND
24
26
27
28
29GND
GBA
NCLCD +5VLCD +5VGBA
GBA
NC
30GBA31NC
NC
BBANC32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
6061
62
63
64
65
66
67
68
69
7092
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120121
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
9091
GBA
NC
GBA
NC
GBA
GND
GBA
NC
RBA
NC
RBA
NC
RBA
NC
RBA
LCD +5V
LCD +5V
NC
RBA
NC
RBA
NC
RBANC
GBA
NCGND
LCD +5V
LCKBB
LCKBB
GND
GND
NC
BAA
NC
BAA
NC
BAA
NC
BAA
LCD +5V
LCD +5V
NC
BAA
NC
BAA
NC
BAA
NC
BAAGND
LDTGBLDTGB
LCD +5VGAA
GAA
NC
GAA
LCD +5V
LCD +5VLCD +5V
NC
NC
NC
GAA
NC
GAA
NC
GAA
NC
GAA
GND
GND
NC
RAA
NC
RAA
NC
RAA
NC
RAALCD +5V
GAA
NC122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140RAA
RAA
NC
RAA
GND
GND
T600
3.3V
GND
GND
12V
12V
12V
12VRAA
NC
1 Signal input Part Schematic Diagram
: power line
: signal line
12
11
13
31
4
143
CH1 RMS = 3.12V
4
CH1 RMS = 2.20V11
CH1 RMS = 4.18V
12
CH1 RMS = 3.26V
13
CH1 RMS = 3.26V
14
CH1 RMS = 4.7V1
CH1 RMS = 3.26V Power input Part & LCD panel interface part Schematic Diagram Micom Part Schematic Diagram
7
8
9
108
CH1 RMS = 3.24V7
CH1 RMS = 3.20V
10
CH1 RMS = 960mV9
CH1 RMS = 2.50V
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