Samsung LT-P468W Service Manual page 82

11 Schematic Diagrams
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11-2 AV INPUT JACK INPUT MUX (AV) Schematic Diagram
CN201
jack9p_b
GND_1 SBK201209T-800Y-S
1 TP211
1 BD201
SIG_2
3
SIG_1
2 B
GND_2
4 TP212 SBK201209T-800Y-S
SIG_4 1 BD202
6
SIG_3
5 B
GND_3 BD203 SBK201209T-800Y-S
7
SIG_6 1 BD204
9 B
SIG_5 SBK201209T-800Y-S
8 SUPLVAL
1 TP213 B
TP214
D202
RLZ8.2
D203 C208
C209
RLZ8.2 100pF
R227 100pF
1 D204
75
RLZ8.2
1
2 1/16W 2
D205
RLZ8.2
D206
D207 D208
RLZ8.2
3 RLZ8.2 RLZ8.2
CN202
jack6p_b
GND_1 1
1
SIG_2
3 SUPLVAL SBK201209T-800Y-S
SIG_1 BD205
2 TP215 R270 1K
GND_2
4 1 B
SIG_4 TP216
6 SBK201209T-800Y-S
SIG_3 BD206
5 R272 1K
1 B
TP217
D209
RLZ8.2
C216
D210 C217
100pF
RLZ8.2 100pF
1
1
2 2
D211
RLZ8.2
D212
3
RLZ8.2
CN203 BD841
d_sub14p SBK201209T-800Y-S
1
8 R2112 100
B
2 BD842
9 SBK201209T-800Y-S R2115 100
3
10 B
4 BD843
11 R2117 100
SBK201209T-800Y-S
5
12 B
6
13 BD844
7 SBK201209T-800Y-S
14
B D215 C236
RLZ8.2 100nF
CN205
jack9p_b
GND_1 SBK201209T-800Y-S
1 TP227
SIG_2 1 BD209
3
SIG_1
2 B
GND_2 SBK201209T-800Y-S
4
TP228 BD210
SIG_4 1
6
SIG_3
5 B
GND_3 BD211 SBK201209T-800Y-S
7
SIG_6
9 1 B
SBK201209T-800Y-S
SIG_5
8 SUPLVAL BD212
TP229 B
1
TP230
D221
D222
RLZ8.2
RLZ8.2
C248 C247
R2132 100pF 100pF
D225
1 75
1 RLZ8.2
1/16W
2 2
D227
D229 D228 D230 RLZ8.2
3
RLZ8.2 RLZ8.2 RLZ8.2
CN207
jack6p_b
GND_1
1
UJB-01-01H
SIG_2
3 BD215 SBK201209T-800Y-S
SIG_1 2 R2153 1K
GND_2
4 1
TP233 B
SIG_4
6
BD216 SBK201209T-800Y-S
SIG_3 R2155 1K
5
1 B
TP235 D232
RLZ8.2
C259 C260
D233
RLZ8.2 100pF 100pF
1
1
D234 2 2
RLZ8.2
D235
RLZ8.2
3
CN209
G05
jack9p_b
GND_1
1 TP246 SBK201209T-800Y-S
SIG_2 1 BD220
3
SIG_1
2 B
GND_2
4 SBK201209T-800Y-S
BD221
SIG_4 1 TP247
6
SIG_3
5 B
GND_3 SBK201209T-800Y-S
7 BD222
SIG_6
9 1 B
SBK201209T-800Y-S
SIG_5
8 SUPLVAL BD223
1
TP248 B
D237
TP249
RLZ8.2
D236 C281
D238
100pF
RLZ8.2 R2172 RLZ8.2
1
75
1 1/16W
2 2
D240 D239
C288 RLZ8.2
RLZ8.2
100pF
D241 D242
RLZ8.2 3 RLZ8.2
G11
CN210
slcon6p
BD224 SBK201209T-800Y-S
1 1
SUPLVAL B
SBK201209T-800Y-S
1 TP250 BD225
2
B
SUPLVAL
SBK201209T-800Y-S
3 TP251 BD226
B
4
C297
1 SUPLVAL C298
D243
100pF
5 1 RLZ8.2 R2183 100pF
D244 1
TP252 SUPLVAL 75
RLZ8.2 1
6 TP253 D245 2 1/16W 2
RLZ8.2 D246
RLZ8.2
D247
RLZ8.2
3
CN211
jack9p_b
GND_1 1 SBK201209T-800Y-S
1 TP254 BD227
SIG_2
3
SIG_1 2 B
GND_2 4 SBK201209T-800Y-S
BD228
SIG_4 6 1 TP255
SIG_3
5 B
GND_3
7
SIG_6 9 SBK201209T-800Y-S
BD229
SIG_5 8
1 B
TP256
D248 D249
RLZ8.2 RLZ8.2
C2107 C2108
D250
100pF
RLZ8.2 100pF
1 1
1
2 2 1 2
D251
RLZ8.2
D252 D253
RLZ8.2 3 RLZ8.2 3
11-2
COMP1_PR
COMP1_PB
COMP1_Y
C204
15pF
COMP1_CHK
50V
MO
X201
C210 HC-49/SM5H(12MHz,30ppm)
Q0 Q1
100pF R228 R229
1
75 75
1
2 1/16W 1/16W
R230 1K
SVIDEO_CHK1
R233 1K
SVIDEO_CHK2
3
100
R240
R246 100
R249
HP_IDENT 22
R252
AFT_1 22
R255
AFT_2 22
R258
22
D4_1_L1
R261
D4_1_L3 22
COMP1_R
5V_IO
R271
47K
COMP1_L
R276
IC211 OUT
VCC 1K
KIA7042AF-RTF
GND
C219 C220
10uF 330nF
16V
GAIN0
GAIN1
DELAY1
DELAY2
D4_1_L1
CN204
D4_1_L2 jack6p_b
GND_1
1
SIG_2
3
SIG_1
2
D4_1_L3 GND_2
4
SIG_4
6
SIG_3
5
D216 C237 D217 C238
RLZ8.2 100nF RLZ8.2 100nF
COMP2_PR
COMP2_PB
COMP2_Y CN206
dcjhp_10p
COMP2_CHK
7
8
6
5
C249
100pF R2133 R2134
9
1 75 75 4
1
1/16W 1/16W
2
3
CN208
dlcon14p_1
COMP2_R
14
COMP2_L
13
12
11
10
9
8
7
6
5
4
3
2
1
R2162 1K
CVBS1_R
R2164 1K
CVBS1_L
CVBS1 R2167
COMP1_PR
CVBS1_CHK 47
1/16W
R2170
C283
COMP1_Y
100pF
47
1
1 1/16W
2
R2173
COMP1_PB
47
3
1/16W
R2176
COMP2_PR
47
1/16W
R2179
COMP2_Y
47
SVIDEO_C1
1/16W
R2181
SVIDEO_Y1 COMP2_PB
47
SVIDEO_CHK1
1/16W
R2184
75
1/16W
5V_COMB
CVBSO_R
NC
CVBSO_L
R2188
75
COM_SYNC
CVBSO_OUT
R2189
75
C2109
100pF
R2192
R2193
100K R2194
100K
75
5V_IO
L211
3.3UH C201 C202
100nF 100uF
16V 16.000
MO
D201
BZX84C6V2
(Addr: 0x60)
C205
15pF
IC202
50V
(I2C Addr : 0x60)
MO S3C9428X35-S0T8
32
1 VSS
VDD
2 31 R218 1K
XIN DSUB_CHK
P0_2_SI
3 30 R222 1K
XOUT P0_3_CLO IDENT_HDMI
29
4 R223 1K R226 100
TEST_VPP P0_4_AD8 COMP1_CHK
28 R231 1K R232 100
5 P0_1_SO
P0_5_AD9 COMP2_CHK
6 27 R234 1K R237 100
P0_0_SCK CVBS1_CHK
P0_6_AD10
7 26 R238 1K R239 100
RESET P0_7_AD11_PWM0 CVBS_CHK2
25
8 R241 100 R245 100
P3_0 P3_1
24 R247 100 R248 100
9 P3_2 E2P_EN
P3_3
10 23 R250 1K R251 100
P1_0_T0_ZCD DVI2_CHK
P2_0_AD0
11 22 R253 100 R254 100
P2_1_AD1 P1_1_BUZ HP_MUTE
12 21
R256 100 R257 100
13 P2_2_AD2 P1_2_INT0 D4_1_L2
20 R259 100
R260 100
P2_3_AD3 P1_3_INT1_PWM1 IRQ2SYS
14 R262 22
19
P2_4_AD4 P2_7_AD7_SCLK SCL_5
15 18 R264 22
P2_5_AD5 P2_6_AD6_SDAT
NC SDA_5
16 17
AVSS AVREF
C214
100nF
16V
MO
5V_IO
C218
100nF
L212
16V
3.3UH
MO
C222 C223 D213
100nF 100uF BZX84C6V2
16V 16.000
IC204
PCF8574AT
1 16
A0 VDD
2 15 R281 0
A1 SDA SDA_5
3 14 R282 0
A2 SCL SCL_5
R285 100 4 13 R286 100
P0 /INT
R287 100 5 12 R288 100 RESET_GC
P1 P7
R290 100 R291 100
6 11 COMP_SW
P2 P6
R292 100 7 10 R293 100
RGB_SW
P3 P5
8 9 R295 100
VSS P4
DNIE_RESET
UJB-01-01H
SBK201209T-800Y-S
BD207
R2118 1K DVI2_R
TP223
1
B
SBK201209T-800Y-S
BD208
R2120 1K
DVI2_L
TP225
1 B
B D214
2 BD238
C234 RLZ8.2
BLM41P600S D218 C235
100pF
RLZ8.2 100pF
A
1
1
1
2 2
D219
RLZ8.2
D220
RLZ8.2
3
SBK201209T-800Y-S
BD213
R2124 1K
PC_AL
B
SBK201209T-800Y-S
BD214
R2128 1K
B PC_AR
10
D223
PPJ-35G-01
C251 RLZ8.2
D224 C253
BD239
100pF
B RLZ8.2 100pF
2 BLM41P600S
1
1
2 2
D226
RLZ8.2
1 A
D231
3
RLZ8.2
CVBS2
CVBS_CHK2
SVIDEO_C2
SVIDEO_Y2
SVIDEO_CHK2
CVBS_AL2
CVBS_AR2
BD217 SBK201209T-800Y-S R2160 1K
SBK201209T-800Y-S HP_IDENT
SBK201209T-800Y-S
HP_L_OUT
B B
HP_R_OUT
B
BD218
BD219
5V_COMB
C263
L214
C264 100uF
1.5uH
100nF 16.000
IC208 R2165
C269 1K
GREEN
C270 10uF BA7657F
1/16W
100nF 16V 24
1 R2168 R2169
RED1IN HD1IN 4.7K 47K
C273 23 1/16W 1/16W
2 C274
C275 10uF HD2IN 1uF
HDSYNC
22
100nF 16V 3 10V
G1IN HDOUT MO
C284 21 COMP_PR
4
C285 10uF REDOUT
GND
20
100nF 16V 5
VCC
BLUE1IN
C289 19 COMP_Y
6
C290 10uF GOUT
GND2
18
100nF 16V 7
VIDEOIN
RED2IN
C293 17
8
C294 10uF
GND3 SYNCOUT
16
100nF 16V 9
CTL
C295 15
10 COMP_PB
C296 10uF
GND4 BLUEOUT
100nF 16V 14
11
BLUE2IN VDOUT
13
12
VD1IN VD2IN
R2187
R2185
470K C2102
1/16W 470pF
FT204
LFB30-3A1E223M
1 A B 2
C
3
C2103 C2104
R2186
10uF 100nF
1K
16V
1/16W
IC210
GS1881-CKA
1
8
C2105
2 C2106 E
1uF 7 R2190
100nF Q202
NC
10V
KSA1182
MO 3 6 B
4.7K
C
4 1/16W
5
R2191
680K
R2195
47
1/16W
8V_D
FT201
SGM32F1E104-2A
1 B 2
A
C
C203
3
100uF
16.000
IC201
TEA6425D
C206 10uF R216 47 1 20
SVIDEO_Y1 A T
2
R217 100 19
SDA_5 B S
R219 1.2K C207 10uF R220 47 3 18
SVIDEO_C1 C R
4
SCL_5 R224 100 17
D Q
C211 10uF R235 47 5 16
SVIDEO_Y2 E P
6
R242 1.2K C212 10uF R243 47 15
SVIDEO_C2 F O
7 14
G N
8 13
H M
12
9 I L
10
11
C213 J K
220nF
16V
MO
C215
220nF
16V
8V_D MO
FT202
SGM32F1E104-2A
1 2
B
A
C
C221
3
100uF
16.000
IC203
TEA6425D
1 20
C224 10uF R278 47
RF_1 A T
2 19
R279 100
SDA_5 B S
3 18
C225 10uF R283 47
C R
RF_2
4 17
R289 100
D Q
SCL_5
C226 10uF R294 47 5 16
E P
CVBS1
6 15
C227 10uF R296 47
CVBS2 F O
R297
7 14
G N
4.7K 13
8
H M
1/16W
9 12
I L
C229 10uF 10 11
R2114 47
MAIN_V J K
MO
C231
220nF
16V
MO
C232
220nF
16V
9V_A
C239 C240
100uF 100nF
16.000 16V
FT203
MO
SGM32F1E104-2A
1 B 2
A
C
3
R2121
IC205 4.7K
1/16W
TEA6422D
C241
1 28
10uF GND
2 SDA 27
16V
CAPACITANCE SCL
3 26
VS ADDR
C242 10uF R2125 47 4 25
COMP1_L L1 R1
5 24
L2 R2
C244 23
10uF R2129 47 6
CVBS1_L L3 R3
7 22
NC_1 NC_4
C246 10uF R2130 47 8 21
COMP2_L NC_2 NC_3
9 20
L4 R4
C252
10uF R2135 47 10 19
L5 R5
11 18
L6 R6
C255 17
10uF R2137 47 12
CVBS_AL2 LOUT1 ROUT3
13 16
ROUT1 LOUT3
C257
10uF R2139 47 14 15
DVI2_L LOUT2 ROUT2
5V_COMB
C261
L213 C262
100uF
1.5uH 100nF
16.000
IC206
C265
C266 10uF BA7657F
100nF 16V 1 24
RED
HD1IN PC_H
RED1IN R2163
C267 23
2
C268 10uF HD2IN
HDSYNC
R2166 10
100nF 16V 22
3
HDOUT 1/16W PC_H_L
G1IN
C271 21 10
4
C272 10uF RED1
REDOUT
GND 1/16W
100nF 16V 20
BLUE 5
VCC
BLUE1IN
19
C276
6
C282 10uF GREEN1
GND2 GOUT
R2171
100nF 16V 18
7
RED2IN VIDEOIN
17
47 C286 8
1/16W C287 10uF SYNCOUT (H: IN1, L:IN2)
GND3
R2174
100nF 16V 16 10
9 R2175
RGB_SW
CTL
15
47 C291
10
1/16W C292 10uF BLUE1
BLUEOUT
GND4 R2177
100nF 16V 14
11
PC_V_L
BLUE2IN VDOUT
13 10 R2178
12
1/16W
VD1IN VD2IN
R2180 10
1/16W
47
1/16W
PC_V
R2182
470K C2101
100 1/16W 470pF
COMP_SW
R225 47 MAIN_YV
R236 47
MAIN_C
R263 47
MAIN_V
R267
R268 R269
820ohm
4.7K 4.7K
1/10W
MATERIAL
R273 R274 R275
4.7K 4.7K 4.7K
1/16W 1/16W 1/16W 1/16W 1/16W
R277
47
1/16W
R280 47 MAIN_CVBS
R284 47
SUB_CVBS
+5.0V
C228
1uF
R298
10V
R2101 22
MO
12K
C Q201
2SC2412K-Q
B
R2113
75
C230
E
CVBSO_OUT
22uF
16V
R2116
22K
C233
100pF
R2119
1K
R2122 100 SDA_5
R2123 100
SCL_5
R2126 R2127 47 47
COMP1_R
C243 10uF
CVBS1_R
C245 10uF
R2131 47
COMP2_R
C250 10uF
R2136 47
C254 10uF
R2138 47
CVBS_AR2
C256 10uF
R2140 47
DVI2_R
C258 10uF
47
R2154
CVBSO_R_N
R2156 47
CVBSO_L_N
1/16W
R2157 47 MAIN_R
1/16W
MAIN_L
R2158 47
R2159 1/16W 47
SUB_R
1/16W
R2161 47
SUB_L
1/16W
1/16W
8V_D
12V_ANA
IC207
BA178M08FP
3
1 IN
OUT
GND
2
C277 C278
C279 C280
220nF 220nF
100uF 100uF
16V 16V
16.000 16.000
MO MO
9V_A
IC209
KIA7809AF
1 3
IN OUT
GND
2
C299
C2100
220nF
100uF
16V
16.000
MO
LT-P468W