Samsung LS26A33W Service Manual page 152

11 Schematic Diagrams
This Document can not be used without Samsung's authorization.
11-3 CAPTION, TTX DEINTERLACER, SUB_MICOM Schematic Diagram
3.3V
FT412
SGM32F1E104-2A
1 B 2
A
C
3
C401 C402 C403 C404 C405 C406 C407 C408 C409 C411 C412 C413
22uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
16V
SD(0:31)
IC406
1 86
VDD1 VSS4
2 85
SD(0) DQ15 SD(15)
DQ0
3 84
VDDQ1 VSSQ8
SD(1) 4 83 SD(14)
DQ1 DQ14
SD(2) 5 82 SD(13)
DQ2 DQ13
6 81
VSSQ1 VDDQ8
7 80
SD(3) DQ3 DQ12 SD(12)
SD(4) 8 79 SD(11)
DQ11
DQ4
9 78
VDDQ2 VSSQ7
SD(5) 10 77 SD(10)
DQ5 DQ10
SD(6) 11 76 SD(9)
DQ6 DQ9
12 75
VSSQ2 VDDQ7
13 74
SD(7) DQ7 DQ8 SD(8)
14 73
N_C1 N_C7
15 72
VDD2 VSS3
71
16
DQMO DQM1
17 WE_ N_C6 70
MD_WEN
18 69
CAS_ N_C5
MD_CAS
19 68
MD_RAS RAS_ CLK MD_MCLK
20 67
MD_CSN CS_ CKE
21 66 SA(9)
R436 N_C2 A9
0 65
SA(11) 22 SA(8)
BA0 A8
0 64
SA(12) 23 BA1 A7 SA(7)
24 63
SA(10) A10 A6 SA(6)
SA(0) R9208 25 62 SA(5)
A0 A5
SA(1) 26 61 SA(4)
A1 A4
27 60
SA(2) A2 A3 SA(3)
28 59
DQM2 DQM3
29 VDD3 58
VSS2
30 57
N_C3 N_C4
SD(16) 31 56 SD(31)
DQ16 DQ31
55
32
VSSQ3 VDDQ6
33 54
SD(17) DQ30 SD(30)
DQ17
34 53
SD(18) DQ29 SD(29)
35 DQ18
VDDQ3 VSSQ6
SD(19) 36 DQ28 51 SD(28)
DQ19
37 50
SD(20) DQ27 SD(27)
DQ20
38 49
VSSQ4 VDDQ5
SD(21) 39 48 SD(26)
DQ21 DQ26
SD(22) 40 DQ25 47 SD(25)
DQ22
41
VDDQ4 VSSQ5
SD(23) 42 DQ24 45 SD(24)
DQ23
43
44
VDD4 VSS1
SA(0:12)
3230_VS
3230_HS
X401
HC-49/SM5H(27MHz,30ppm)
MDIN150I(0:15)
C491
+3.3V_MD +2.5V_MD1 10pF
C492
10pF
+3.3V_MD
VDD33_10
193
ODDCLMPCH2
FIELDID_IN
194
3230_CLK CLK_IN
195
VSS33_11
0 R425 196
0 CLAMP_OUT
197
R426
HCLK
198
VSS25_13
199
TEST_IN0
R437 0
200
VCLK
201
VDD25_10
202
VSS25_14
203
VDD25_11
204
VSS25_15
205
VDD25_12
206
TEST_IN TEST_IN1
207
R433 NC4
208
RESET_N
RESET_150 0
209
IRQ
0 R9210
210
TEST_IN2
211
MCLK
212
0 R441
VSS33_12
213
SDRAM_DATA63
214
215 SDRAM_DATA62
SDRAM_DATA61
216
SDRAM_DATA60
217
SDRAM_DATA59
218
219 SDRAM_DATA58
VDD33_11
220
SDRAM_DATA57
221
SDRAM_DATA56
222
SDRAM_DATA55
223
SDRAM_DATA54
224
VDD25_13
225
SDRAM_DATA53
226
SDRAM_DATA52
227
SDRAM_DATA51
228
229 SDRAM_DATA50
SDRAM_DATA49
230
VSS25_16
231
SDRAM_DATA48
232
SDRAM_DATA47
233
SDRAM_DATA46
234
SDRAM_DATA45
235
SDRAM_DATA44
236
MDIN150 : 1204-002127
SDRAM_DATA43
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
1/16W SDRAM_DATA34
248
22 1/16W
SDRAM_DATA33
47 249
RA419 SDRAM_DATA32
R442 250
MD_MCLK VSS33_13
251
MD_RAS
SDRAM_RAS_N
252
MD_CSN
SDRAM_CS_N
253
MD_CAS SDRAM_CLK_OUT
254
MD_WEN VDD33_12
255
SDRAM_CAS_N
256
SA(0:12)
LS26A33W
3.3V +3.3V_MD
FT406
SGM32F1E104-2A
1 B 2
A
C
3
C414
100nF
C416 C417 C418 C419 C421 C422 C423 C424 C425 C426 C427 C428
22uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
16V
2.5V
+2.5V_MD1
C429 C431 C432 C433 C434 C435 C436 C437 C438 C439 C441 C442 C443 C444 C445
1 2 22uF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF 100nF
A B
C
FT407 3
SGM32F1E104-2A
C446
100nF
MDIN_DPLL
2.5V MDIN_APLL 2.5V
FT410 FT411
LFB30-3A1E223M LFB30-3A1E223M
10uF 100nF 10uF 100nF
1 A B 2 1 2
A B
C C
3 3
C447 C448 C449 C451 C452 C453
6425_CVBS
MDIN_DPLL
MDIN_APLL
VSCH2
47
RA408
HSCH2 1/16W IPDATACH2A(0:15)
IPCLKENCH2
IPDATACH2A(15)
3
5 IPDATACH2A(14)
IPDATACH2A(13)
IPDATACH2A(12)
RA412 IPDATACH2A(11)
22 IPDATACH2A(10)
22
1/16W IPDATACH2A(9)
IPDATACH2A(8)
2 4 6 8 R445 47
47 RA409
1/16W
1/16W
1 3 5 7
R447 100
R448 100
C495 C496
820pF 820pF
G_O_OUT2
128
FT409
G_O_OUT3
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 RA416 47
R_O_OUT9 1/16W
98
B_E_OUT9
97 3
MDIN-150 B_E_OUT8
96
5
B_E_OUT7
95
B_E_OUT6
94
B_E_OUT5
93
B_E_OUT4
92
B_E_OUT3
91
B_E_OUT2
90 47
B_E_OUT1
89 RA417
1/16W
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
78
B_O_OUT9
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
SDA1
R444
100
SCL1
R443
C9742 C9743
100
C9740 C9741
47pF 47pF
47pF 47pF
50V 50V
50V 50V
SD(0:31) MO MO
MO MO
MCAD(0:7)
C415
100nF
3.3V
2.5V
BD903 BD904
3.3UH 3.3UH
C902
47uF
RA905
C903 C904
10
100nF 100uF
MCAD(1)
MCAD(4)
MCAD(2)
MCAD(3)
5V C905 C906
100nF 100nF
R901
C908
47K Q901
10uF
KSC1623-Y
16V R907 C
3.9K
B
R903
R905 10K
E 100
R9195 TP901
33K SUPLVAL C912
100nF
C911 100nF
C909
R904
220 150pF
R913 1.5K
TTX_H
R914 1.5K
TTX_V
CAPTION
11
R916 1K
R_CAPTION
R917 1K
G_CAPTION
R918 1K
B_CAPTION
R919 1K
FB_CAPTION
R921 R922 R923 R924
1K 4.7K 4.7K 4.7K
R9212
10M
1/16W
R942 4.7K
D901 C931
MMBD4148SE 3 R911 20pF
100
1
IC904
2
KIA7042AF-RTF R948
POWER_RESET
VCC OUT 1K
RESET_AUDIO
GND
RESET_150
C943 C944 C932 DVI_EN
1uF
10uF 330nF SW_POWER
D4_ID
DDC_WP
A5V
R9750 R938
7.5K 7.5K
1/16W
1/16W
SEL_DTV_DVD
IPDATACH2A(0:15)
IPDATACH2A(7)
IDENT_SVHS
IPDATACH2A(6)
IDENT_VIDEO
IPDATACH2A(5)
AMP_MUTE
IPDATACH2A(4)
IDENT_DVI
IPDATACH2A(3)
KEY_INPUT2
IPDATACH2A(2) R9199
KEY_INPUT1
IPDATACH2A(1)
AFT
IPDATACH2A(0)
8
TUNER_CVBS
SDA3
SCL3
VIDEO_CVBS
S_VHS_Y
S_VHS_C
MCAD(0:7)
MCA(0:19)
4 3
1D 1C 1B
MCA(7)
1E
MCA(6) 5
1F
MCA(5) 6
1G
MCA(4) 7
1H IC911
MCA(3) 8
C901 9 1I
MCA(2)
100nF 8 MCA(7) 1J
10
2 4 6 8 2 4 6 8 4 6 8 2 4 6 MCA(1)
1K
2 MCA(0) 11
RA902 RA901
1L
10 12
10 13 1M
RA903
MCAD(0) 1N 1O 1P1Q
RA904 1 3 5 7 1 3 5 7 1 3 5 7 1 3 5 7
10
10
14 1516
1 80
D1 FL_RST
2 A7 79
D4 RA906 10
3 A13 78 MCA(13)
D2
4 77
A12 MCA(12)
D3
5 76
XROM_ A14 MCA(14)
6 75
VDD2_5 VDD3_3_3 C916
7 74 100nF
VSS1 VSS3
8
VDD2_5_2 73
VDD3_3_1 SOCKET : 3704-000249
9
FL_PGM 72
P0_0
10 71 IC : 1102-001129
A15 MCA(15)
P0_1
11 70
P0_2 A17 MCA(17)
12 69
P0_3 A16 MCA(16)
13 A18 68 MCA(18)
P0_4
14 A19 67 MCA(19)
P0_5 IC907
15 66
P0_6 NC6
RA907 10
16 65
P0_7 RD
SDA5550M RD
17 64
ENE WR WR
18 63
STOP NC4
19
62
OCF P1_7
20
NC5 61
EXTIF_
21 60
CVBS BLANK
22 59
VDDA2_5 B
C917
23 58
VSSA G C918
47uF
24 R 57
P2_0 100nF
25 56 16V
P2_1 VDDA2_5_2
26 55
P2_2 VSSA1
27 54 BD112
P2_3 NC3
X903 3.3UH
28 53
NC_1 XTAL1
29 52
HS
XTAL2
30
NC2 51 C919
VS
20pF
R928
C921
75
20pF R933
220
RESET_5550
1
TP902
R985
SUPLVAL
4.7K
R980
0
1/16W
3.3V
Q903
R909
KSC1623-Y
4.7K
C
B
Caption Option
E
R990
R9760
10K
10K
R935 10
TX1
R936 10
RX1 A5V
1/8 change
R993
0
1/16W
R994
A5V
10K
C965 1/16W
1uF
10V
MO
X901
CLOSE TO PIN R996
HC-49/S-SMD(12MHz,30ppm)
0
1/16W
C927 C928 C929 R9839
20pF IC902
10uF 100nF 7.5K
S3C9428X35-S0T8
16V 50V 1/16W
VDD MO
1 32
VSS
P0_2_SI R943 100
2 XIN 31 SEL_DTV_PC
P0_3_CLO
Q1 Q0 3 30 R944 100
XOUT D4_L1
P0_4_AD8
29 R945 100
4 TEST_VPP D4_L2
R946 100 P0_5_AD9 R947 100
5 28
P0_1_SO D4_L3
R9751 100 P0_6_AD10 R952 100
6 P0_0_SCK 27
26
7 RESET R951 1K
P0_7_AD11_PWM0 CTL_DIMMING
R953 100
8 P3_0 P3_1 25 RESET_DVI
R955
9 24 100
P3_2 P3_3 RESET_3230
10 R957
R956 100 23 100 C942
P2_0_AD0 P1_0_T0_ZCD 3002_MUTE
R958 11 R959 100
100 P2_1_AD1 P1_1_BUZ 22 IDENT_HP 10uF
R961 12 P2_2_AD2 100
100 P1_2_INT0 21 R962
P2_3_AD3 IDENT_PC
R963 100 13 P1_3_INT1_PWM1 20 R964 1K
14
R9218 100 P2_4_AD4 19 R965 10
P2_7_AD7_SCLK SCL4
15 P2_5_AD5 18 R966 10
16 P2_6_AD6_SDAT 1K SDA4
17 R9752
AVSS
AVREF R9822
1.5K
A5V
1/16W
X902
C933 C9118
HC-49/S-SMD(12MHz,30ppm) R902 C934 C935
IC903
20pF 10uF
4.7K 10uF 100nF
S3C9428X35-S0T8 1/16W 16V 50V 16.000
VDD 32 MO
1 VSS
100
Q1 Q0 P0_2_SI 31 R9753
2 XIN OVP
100
C936 P0_3_CLO 30 R971
3 XOUT PANEL_SYNC_EN
100
P0_4_AD8 29 R972
20pF 4 TEST_VPP TEST_IN
100
R973 100 5 P0_5_AD9 28 R974 SW_PVCC
P0_1_SO
100 100
R9755 6 P0_6_AD10 27 R9756
P0_0_SCK
26 R9757 100
7 RESET P0_7_AD11_PWM0
100 100
R9758 P3_0 P3_1 25 R981
8
R983 100 P3_2 P3_3 CLOSE TO PIN
9 24
R984 100 10 P2_0_AD0 P1_0_T0_ZCD
23 RESET_DNIE
P2_1_AD1 P1_1_BUZ
R986 11 22 R987 100
100 P2_2_AD2
R9759 P1_2_INT0 100
100 12 P2_3_AD3 21 R9780
SSON
1K 100
13 P1_3_INT1_PWM1 20 R992
RESET_5550
R9761 14 P2_4_AD4 10
100 19 R9762
P2_7_AD7_SCLK SCL4
15 P2_5_AD5 18 R9763 10
SDA4
16 P2_6_AD6_SDAT 1K
17 R9764
AVSS AVREF
8V
12
L201
3.3UH
C272 C271
100nF 100uF
IC202
TEA6425D
1
20
A T
C273 10uF R254 10
2 19
B S
3 18
C R
R258 10
4 17
D Q SVHS_C
5 16
SVHS_Y
E P
6 15
F O
C276 10uF
7 14
G N
8 13
H M
C277 10uF
12
9
I L 6425_CVBS
10 11
J K
C279 10uF
C269
100nF
C287 C284 C285
100pF 100pF 100pF
R263 R264 R267
4.7K 4.7K 4.7K
8
Tuner_CVBS Output Signal
MCA(0:19)
3.3V
2 1 32 31 30
1A 2F 2E 2D C915
MCA(14) C947
2C 100nF
29 MCA(13) 100uF
2B
28
MCA(8)
2A
27
MCA(9)
1Z
26
MCA(11)
1Y
25 11
1X Di g i t a l Out p ut Y, C _OUT (0: 7 ) Dat a Of I C 405
24
MCA(10)
1W 23
1V
22 MCAD(7)
1U 21
R925
1R 1S 1T
0
17 18 19 20
12
SVHS_Y,C Input Si g nal to IC202
OPTION
2.5V 5V
D908
3
MMBD4148SE
R929 R927
R931 1
4.7K 100
0 IC918 2
1/16W KIA7042AF-RTF
OUT VCC
R930
GND
0 C964 C955
1/16W
10uF 10uF
1
2
R926 0
3
CN705
4
slcon4p
IC901
DS1834AS/T.R
R995 R997
1 8
10K 10K
A
1/16W H 1/16W
2 7
G
R998
3 6
C
F
4 5 0
D
E 1/16W
POWER_RESET
8V
R9754
AMLCD OPTION
0
ANA_DIMMING
R982
AU OPTION
C948
4.7K
1
A H 8 10uF
R9771
R968 16V
1K
68
2 7
B G PWM_DIMMING
3
C 6 SAWTOOTH
F
4 5 CTL_DIMMING
D E
R954
R9765 R9767
470 R9770
470 8.2Kohm
IC916
3.3K
KIA358F
11-3