Samsung LW22N23N Service Manual page 26

11 Schematic Diagrams
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11-4 CAPTION, TTX DEINTERLACER, SUB_MICOM Schematic Diagram
3.3V
FT406
SGM32F1E104-2A
1 2
A B
C
3
$V
C463 C464 C465 C466 C467 C468 C469 C471 C472 C473 C474 C475 C476 C045 C046
22uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
16V
SD(0:31)
IC406
1 86
VDD1
SD(0) 2 VSS4 SD(15)
DQ15 85
DQ0
3 84 2.5V
VDDQ1 VSSQ8
SD(1) 83 SD(14)
4 DQ1 DQ14
SD(2) 5 82 SD(13)
DQ2 DQ13
6
81
VSSQ1 VDDQ8
SD(3) 7 80 SD(12)
DQ3 DQ12
SD(4) SD(11)
8 DQ11 79
DQ4
9 78
VDDQ2 VSSQ7
SD(5) 10 77 SD(10)
DQ5 DQ10
SD(6) 11 DQ9 76 SD(9)
DQ6
12 75
VSSQ2 VDDQ7
SD(7) 13 74 SD(8)
DQ7 DQ8
14 FT407
N_C1 N_C7 73
15 72 SGM32F1E104-2A
VDD2 VSS3
71
16
DQMO DQM1
17
MD_WEN WE_ N_C6 70
18 69
MD_CAS CAS_ N_C5
19 68
MD_RAS RAS_ CLK MD_MCLK
2.5V
MD_CSN 20 CS_ CKE 67
R436 21 66 SA(9)
R9208 N_C2 A9
SA(11) 0 65 SA(8)
22
BA0 A8
SA(12) 0 64 SA(7)
23 BA1 A7
SA(10) 24 63 SA(6)
A10 A6
SA(0) 25 62 SA(5)
A0 A5
SA(1) SA(4)
26 A1 A4 61
SA(2) 27 60 SA(3)
A2 A3
59
28
DQM2 DQM3
29 VSS2 58
VDD3
30 57
N_C3 N_C4
SD(16) 31 56 SD(31) FT408
DQ16 DQ31
32 VSSQ3 55 SGM32F1E104-2A
VDDQ6
SD(17) 33 DQ30 54 SD(30)
DQ17 53 SD(29)
SD(18) 34 DQ29
DQ18
35
VDDQ3 VSSQ6
SD(19)
36 DQ28 51 SD(28)
DQ19
SD(20) 37 50 SD(27)
DQ27
38 DQ20 49
VSSQ4
VDDQ5
SD(21) 39 48 SD(26)
DQ26
DQ21 47 SD(25)
SD(22) 40 DQ25
DQ22
41
VDDQ4 VSSQ5
SD(23) 42 DQ24 45 SD(24)
DQ23
43 44
VSS1
VDD4
SA(0:12)
X401
HC-49/SM5H(27MHz,30ppm)
$V
MDIN150I(0:15)
$V
C491
+3.3V_MD +2.5V_MD1 10pF
$V
C492
10pF
+3.3V_MD
VDD33_10
193
ODDCLMPCH2 FIELDID_IN
194
3230_CLK CLK_IN
195
0 R425 VSS33_11
196
CLAMP_OUT
0 R426 197
HCLK
198
VSS25_13
R437 199
TEST_IN0
0 200
VCLK
201
VDD25_10
202
VSS25_14
203
VDD25_11
204
VSS25_15
205
206 VDD25_12
TEST_IN TEST_IN1
207
R433 NC4
208
RESET_150 RESET_N
0 209
IRQ
0 R9210 210
TEST_IN2
0 R441 211
212 MCLK
VSS33_12
213
SDRAM_DATA63
214
SDRAM_DATA62
215
SDRAM_DATA61
216
SDRAM_DATA60
217
SDRAM_DATA59
218
SDRAM_DATA58
219
VDD33_11
220
SDRAM_DATA57
221
SDRAM_DATA56
222
SDRAM_DATA55
223
SDRAM_DATA54
224
VDD25_13
225
SDRAM_DATA53
226
SDRAM_DATA52
227
228 SDRAM_DATA51
SDRAM_DATA50
229
SDRAM_DATA49
230
VSS25_16
231
SDRAM_DATA48
232
SDRAM_DATA47
233
SDRAM_DATA46
234
SDRAM_DATA45
235
SDRAM_DATA44
236
SDRAM_DATA43 MDIN150 : 1204-002127
237
SDRAM_DATA42
238
SDRAM_DATA41
239
VSS25_17
240
SDRAM_DATA40
241
SDRAM_DATA39
242
SDRAM_DATA38
243
VDD25_14
244
SDRAM_DATA37
245
SDRAM_DATA36
246
SDRAM_DATA35
247
SDRAM_DATA34
248
SDRAM_DATA33
249
22 SDRAM_DATA32
R442 250
MD_MCLK VSS33_13
1/16W 251
MD_RAS SDRAM_RAS_N
22 252
MD_CSN SDRAM_CS_N
RA419 253
MD_CAS
SDRAM_CLK_OUT
254
MD_WEN VDD33_12
255
SDRAM_CAS_N
256
C497
15pF
SA(0:12)
11-4
All manuals and user guides at all-guides.com
+3.3V_MD
$V
C047 C048 C049 C051 C052 C053 C054 C055 C056 C057 C058
100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
+2.5V_MD1
C477 C478 C479 C481 C482 C483 C034 C035 C036 C037 C038 C039 C041 C042 C043 C044
22uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
1 A 2
B
16V
C
3
+2.5V_MD2
5V
C484 C485 C486 C487 C488 C489
1 2 22uF 100nF 100nF 100nF 100nF 100nF
A B
C 16V R901
C908
3 47K
10uF
TTX_CVBS 16V R907
3.9K
$V B
R9195
33K
$V
+2.5V_MD1 +2.5V_MD2
IPDATACH2A(0:15)
1/16W
IPDATACH2A(15)
22 IPDATACH2A(14)
IPDATACH2A(13)
RA408
IPDATACH2A(12)
1/16W
3.3UH 3.3UH IPDATACH2A(11)
RA412 22 IPDATACH2A(10)
L401 L402
22 22 RA409
IPDATACH2A(9)
1/16W IPDATACH2A(8)
8 6 2
4
7 5 3 1
R447 100
R448 100
R9212
10M
C495 C496 1/16W
820pF 820pF
G_O_OUT2
128
G_O_OUT3 FT409
127 BLM41P600S
VSS33_7
126
G_O_OUT4
125
G_O_OUT5
124
G_O_OUT6
123
VDD33_6
122
G_O_OUT7
121
G_O_OUT8
120
G_O_OUT9
119
R_E_OUT9
118
R_E_OUT8
117
R_E_OUT7
116
VSS25_9
115
R_E_OUT6
114
R_E_OUT5
113
R_E_OUT4
112
R_E_OUT3
111
R_E_OUT2
110
R_E_OUT1
109
R_E_OUT0
108
R_O_OUT0
107
R_O_OUT1
106
R_O_OUT2
105
R_O_OUT3
104
R_O_OUT4
103
R_O_OUT5
102
R_O_OUT6
101
R_O_OUT7
100
IC405 R_O_OUT8
99
R_O_OUT9 IPDATACH2A(0:15)
98 1/16W
IPDATACH2A(7)
B_E_OUT9
97 22 IPDATACH2A(6)
MDIN-150 B_E_OUT8
96 RA416
IPDATACH2A(5)
B_E_OUT7
95 IPDATACH2A(4)
B_E_OUT6
94 1/16W
B_E_OUT5 IPDATACH2A(3)
93 22 IPDATACH2A(2)
B_E_OUT4
92 RA417
IPDATACH2A(1)
B_E_OUT3
91 IPDATACH2A(0)
B_E_OUT2
90
B_E_OUT1
89
B_E_OUT0
88
VSS25_8
87
B_O_OUT0
86
B_O_OUT1
85
B_O_OUT2
84
B_O_OUT3
83
B_O_OUT4
82
B_O_OUT5
81
B_O_OUT6
80
B_O_OUT7
79
B_O_OUT8
B_O_OUT9 78
77
VDD25_6
76
VSS25_7
75
VDD25_5
74
VDD33_5
73
VSS33_6
72
VSS25_6
71
VDD25_4
70
VSS33_5
69
VDD33_4
68
NC3
67
NC2
66
NC1
65
SD(0:31)
MCAD(0:7)
MCA(0:19)
3.3V
2.5V C901
100nF
2 4 6 8 2 4 6 8 4 6 8
2
RA902
10
1 3 5 7 1 3 5 7
RA904 1 3 5 7
BD903 BD904 10
3.3UH 3.3UH
RA905
C903 C904 C902
10
100nF MCAD(1) 1
100uF 47uF
D1
MCAD(4) 2
D4
MCAD(2)
3 D2
MCAD(3) 4
D3
C905 C906 5
XROM_
100nF 100nF 6
VDD2_5
7
VSS1
8
VDD3_3_1
9 P0_0
10
P0_1
11
P0_2
12
P0_3
13
P0_4
14
Q901 P0_5
IC907
KSC1623-Y 15 P0_6
C
16
BD905 P0_7 SDA5550M
17
8.2uH
ENE
C909 C911 18
R903 STOP
R904 R905 10K
R906 150pF 19
E 100 470 100nF OCF
10K 20
TP901 EXTIF_
C912
SUPLVAL 21 CVBS
100nF 22
VDDA2_5
23
VSSA
24
P2_0
25
R908 P2_1
26
330 P2_2
27
P2_3
28
NC_1
R913 1.5K 29
TTX_H HS
R914 1.5K 30
TTX_V VS
D907 D906
BZX84C5V1LT1 BZX84C5V1LT1
R934
100
R985
CAPTION 4.7K
R916 1K
R_TTX
R917 1K
G_TTX
R918 1K
B_TTX
R919 1K
FB_TTX
R921 R922 R923 R924
R909
1K 4.7K 4.7K 4.7K
4.7K
B
R932
100
C927
R942 4.7K 20pF
$V
D901 C931
11
MMBD4148SE 20pF
3 R911
100
1
IC904
2
KIA7042AF-RTF R948
1K
VCC OUT
GND
RESET_150
C943 C944 C932 DVI_EN
47uF 1uF 330nF
SW_POWER
DDC_CONT
R9218
DDC_WP
A5V
C933
20pF
R998 R999
4.7K 4.7K
C936
20pF
CH-_OUT
CH+_OUT
AFT
A5V
R938
R9199
7.5K 1K
1/16W
1/16W
KEY1
MCAD(0:7)
MCA(0:19)
3.3V
4 3 2 1 32 31 30
1D 1C 1B 1A 2F 2E 2D C915
MCA(7) MCA(14) C947
1E 2C 100nF
MCA(6) 5 29 MCA(13) 100uF
2B
MCA(5) 6 1F 28 MCA(8)
2A
MCA(4) 7 1G 27 MCA(9)
IC911 1Z
1H MCA(11)
MCA(3) 8 26
1I 1Y
MCA(2) 9 25
MCA(7) 1X
MCA(1) 10 1J 24 MCA(10)
2 4 6 8 1K 1W
RA901 MCA(0) 11 23
1V
10 12 1L 22
MCAD(0) MCAD(7)
1U
RA903 13 1M 21 R925
1 3 5 7 1N 1O 1P 1Q 1R 1S 1T
10 0
14 15 16 17 18 19 20
80
FL_RST
A7 79
RA906 10
MCA(13)
A13 78
77 MCA(12)
A12
76
A14 MCA(14)
VDD3_3_3 75
C916
VSS3 74 100nF
VDD2_5_2 73
FL_PGM 72
71 MCA(15)
A15
70
A17 MCA(17)
69 MCA(16)
A16
MCA(18)
A18 68
A19 67 MCA(19)
NC6 66
RA907 10
65
RD RD
64
WR
WR
63
NC4
P1_7 62
61
NC5
BLANK 60
59
B 2.5V
58 C917
G 5V
C918 47uF
57
R 100nF
16V
VDDA2_5_2 56
55
VSSA1
BD112
NC3 54
X903 3.3UH
53 R929 R927
XTAL1
52 R931 4.7K
XTAL2 100
51 C919 0
NC2 $V
IC918 $V
20pF 1/16W
$V OUT VCC
$V GND
R928
C921 R930
75 20pF R933 0 C964 C955
220 1/16W 10uF 10uF
$V
RESET_5550 1
1
TP902
$V 2
SUPLVAL
R980
$V 3
0
R926 CN812
1/16W 4
$V slcon4p
0 OPTION
1/16W
3.3V
Q903
KSC1623-Y
C
C926 C925
22uF 100nF
Caption Option
E
TP911
1
SUPLVAL
TP912
IIC Trans Line
1
SUPLVAL
10
R935 $V
TX1
IC915
10
AT24C02N-10SC
R936
$V RX1
A5V
X901 CLOSE TO PIN
HC-49/S-SMD(12MHz,30ppm)
C928 C929
IC902
10uF 100nF
S3C9428X35-S0T8
32 16V 25V
1 MO
VSS
VDD 31 R943 100
2
Q1 XIN P0_2_SI
Q0 30 R944 100 SEL_DTV_PC
3 XOUT P0_3_CLO
100
4 29 R945
R946 100 TEST_VPP P0_4_AD8 RESET_3230
28 R947 100
5 P0_1_SO
R949 P0_5_AD9 RESET_AUDIO
100 6 27 R952 100
P0_0_SCK P0_6_AD10
7 26 R951 100 SEL_TTX
P0_7_AD11_PWM0
RESET 25 100 ADJ_GAMMA
8 R953
P3_0 P3_1
24 R955 100
9 P3_2 P3_3
R956 100
100 10 23 R957 C942
P2_0_AD0 P1_0_T0_ZCD 3002_MUTE
R958 100 11 22 R959 100 10uF
P2_1_AD1
100 P1_1_BUZ IDENT_HP
R961 12 21 R962 100
P2_2_AD2 P1_2_INT0 IDENT_PC
R963 100 13 20 R964 100
ADJ_BRIGHT
P2_3_AD3 P1_3_INT1_PWM1
100 14 19 R965 $V 10
P2_4_AD4 P2_7_AD7_SCLK SCL4
15 18 R966 $V 10
P2_5_AD5 P2_6_AD6_SDAT SDA4
16 17 R967 1K C946
AVSS AVREF
10uF
A5V
R902 R937
4.7K 4.7K
X902
HC-49/S-SMD(12MHz,30ppm) C934 C935
IC903
10uF 100nF
S3C9428X35-S0T8
1 32
VSS VDD
2 31 R969 100
XIN P0_2_SI PANEL_SW
Q1 Q0 R971 100
3 XOUT 30
P0_3_CLO 100
4 29 R972
TEST_VPP P0_4_AD8 TEST_IN
R973 100 100
5 28 R974
P0_1_SO P0_5_AD9 100
R976 100 6 27 R977
P0_0_SCK P0_6_AD10 SC1_FSW
R978 100
7 26 SC2_FSW
RESET P0_7_AD11_PWM0 100
R979 100 8 P3_1 25 R981
P3_0
R983 100 CLOSE TO PIN
9 P3_2 24
R984 P3_3
100 10 23
P2_0_AD0 P1_0_T0_ZCD RESET_DNIRTA
R986 11 R987 100
100 22 DDC_SELECT
R988 P2_1_AD1 P1_1_BUZ R989
100 12 21 100
P2_2_AD2 P1_2_INT0 SSON
13 R992 100
20 RESET_5550
R993 100 14 P2_3_AD3 P1_3_INT1_PWM1
19 R994 10
P2_4_AD4 P2_7_AD7_SCLK SCL4
15 18 R995 10
P2_5_AD5 P2_6_AD6_SDAT SDA4
16 17 R996 1K
AVSS AVREF
11
Digital Output Y,C_OUT (0:7) Data Of IC405
5V
C914
100nF
C913
100uF
IC909
K6R4008C1C-JC12
MCA(0) 1 36
2J
MCA(1) 1A
2 35
1B 2I
MCA(2) 3 34 MCA(18)
2H
1C MCA(17)
MCA(3) 4 33
1D 2G
MCA(4) 5 32 MCA(16)
2F
1E
MCA(15) 6 2E 31
1F RD
MCAD(0) 7 30
2D
MCAD(1) 1G MCAD(7)
8 29
1H 2C
9 28 MCAD(6)
2B
1I
10 27
MCAD(2) 1J 2A MCAD(5)
11 26
1Z
MCAD(3) 1K MCAD(4)
12 1Y 25
1L MCA(14)
13 24
WR 1X
14 1M MCA(13)
23
1N 1W MCA(12)
MCA(5) 15 22
MCA(6) 1O 1V
16 21 MCA(11)
1P 1U
MCA(7) 17 20 MCA(10)
1Q 1T
MCA(8) 18 19
1R 1S
MCA(9)
LW22N23N