LG 32LC7D Service Manual page 39

Digital Audio Out(TO MSP4450_M,MSP4450_S)
HA_DAC_SCK
HA_DAC_LRCK
HA_DAC_LRCH
SPDIF OUT
Digital Audio In (TO HD2_LINE_IN,PVR_BD)
Delete Buffer
SCL_CH4
AUDIO_IN_SCLK
AUDIO_IN_LRCLK SDA_CH4
AUDIO_IN_LRCH
8415_RESET
R1316 0
HD2_DAC_SCLK HA_DAC_SCK AC_EMPH
R1317 0
SPDIF_ERROR
HD2_DAC_LRCLK HA_DAC_LRCK
R1319 0
HD2_DAC_LRCH HA_DAC_LRCH
Optical SPDIF Out
P1300
HD2_SPDIF_CLK
+5.0V +5.0V TPH254-R-1419-6A
MSP4450K_SPDIF
RX_HDMI_SPDIF
1 2
R1312
1K
R1309 27
3 4
SPDIF_OUT
5 6
ZD1300
OPT
The MUX Function is changed to CPLD
This Symbol should be changed with the correct Gumi Common Symbol,
+5.0V when the common symbol is made.
L1300
FI-C2012-682KJT
C1306
100uF
16V
IC1300
CS5331A-KSR
AUDIO_IN_DATA_H R1305 22
R1306 1 8
AUDIO_IN_SCLK 22 2 7
R1307
AUDIO_IN_LRCLK 22 3 6
R1308 22
HD2_DAC_MCLK 4 5
R1313
47K $ 0.95
L1301
FI-C2012-682KJT
C1310
100uF
16V
IC1301
MC33078DR2G
C1301 R1301
1 8 C1312
R1322
150 2 7
C1300 22uF 16V R1320
0.01uF 6.8K 3 6 150 22uF 16V C1314
R1303 C1303 C1311 6.8K 0.01uF
47pF 4 5
47pF
R1304 50V
50V R1321
270
C1302 R1302 $ 0.15 270 R1323 C1313
10K
22uF 16V 10K
22uF 16V
R1300 R1324
OPT
OPT
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
NTP3000 +19.0V
R1206
3.3
3.3VST_MICOM C1212
330uF C1217
005:I8 35V 0.1uF
R1228 0 NTP_FAULT
3.3VST_MICOM
R1227 C1219
0.01uF
C1213
R1225
+3.3V 0.1uF
C
R1226 C1214
22 B Q1201
0.1uF
C 2SC3875S
R1224
33K B Q1200 E
AC_DET +19.0V
2SC3875S
R1229 C1207 C1215
E OPT 22000pF
0.1uF C1211
22000pF
C1221
1uF
R1201
MICOM_RESET 0
1uF
C1206 C1208
OPT
1.8VDD_DAMP
1uF
1 42 C1224
C1200
100pF 2 41
L1200 3 40
C1223 +19.0V
4 39 22000pF
38
LFM 5
R1200 6 IC1200 37
C1201 I2S_MCLK
3.3K 1000pF 0.1uF C1203 7 36
10uF NTP3000
C1202 16V 8 35
9 34
IIC CH4 33
10
11 0x54 32
1.8VDD_DAMP LFM
12 31
13 30 0.1uF 0.1uF
L1201 14 29 C1225 C1227
C1205
C1204 10uF
0.1uF 16V
+19.0V
R1207
3.3
C1222
C1226 C1228
22000pF 330uF 0.1uF
1uF 35V
C1220
I2S_DATA
I2S_LRCK C1229
0.01uF
I2S_SCK R1204 100
SDA_CH4
SCL_CH4
R1205 100
1.8VDD_DAMP
NTP_FAULT
L1202
C1209 C1210
33pF 33pF
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
0.1uF C1218
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION. 10uF
C1216 16V
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
MSP4450K
C1141
9VDD_MSP4440
C1140
C1139
C1135
3.3uF
50V
C1137
L1101 100uF
22uH 16V
C1113 C1115 C1136
3.3uF 0.01uF
0.1uF
50V
5VDD_MSP4440
C1138
10uF
16V
5VDD_MSP4440
L1100
22uH AVSUP0 CAPL_M
C1100 C1102 C1104 65 40 AHVSUP
47uF C1108 AVSUP1
0.1uF 16V 22uF 0.1uF
16V C1107 56pF ANA_IN1+ 66 39 CAPL_A
67 38
C1101 C C1109 56pF ANA_IN- SC1_OUT_L
0.1uF B Q1100 C1110 56pF 68 37 SC1_OUT_R
SIF 2SC3875S ANA_IN2+
69 IC1100 36
+3.3V TESTEN VREF1
E C1105 X1100
2pF 18.432MHz 70 35 SC2_OUT_L
XTAL_IN
R1109 XTAL_OUT 71 MSP4450K-QA-D6 34 SC2_OUT_R
C1106 OPT 72 33 DACM_SL
TP
2pF
R1104 0 AUD_CL_OUT 73 32 DACM_SR
IIC CH4 0x80
74 31
I2S_MCLK NC5 DACM_SUB
R1108
R1106 C1103 MSP4450K_SPDIF R1115 22 0 75 30 DACM_C
1K 0.1uF SPDIF_OUT
DCTRI/O_1 76 29 DACM_L
77 28 DACM_R
DCTRI/O_0
R1110
0 ADR_SEL 78 27 VREF2
79 26
STANDBYQ DACA_L
80 25
R1113 R1114 R1119 R1120 R1123
22 22 220 220 220
L1102
22uH
R1134
100
MICOM_RESET
C1134
C1119 470pF
22uF 0.01uF
16V C1126
0.1uF 100pF
C1124 C1129 HA_DAC_LRCH
C1111
OPT
SDA_CH4 HA_DAC_LRCK
SCL_CH4 HA_DAC_SCK
C1112
OPT
R1327
0
R1328
0
+5.0V
IC1303
+5.0V L1303
CS8415A-CZR
SDA/CDOUT SCL/CCLK
L1302 10uH 1 28 10uH
AD0/CS 2 27 AD1/CDIN
EMPH 3 26 RXP6
C1318 C1323
RXP0 4 25 RXP5
C1324 0.01uF
10uF 0.1uF RXN0 5 24 H/S
16V VA+ 6 23 VL+
AGND DGND
7 22 C1325
FILT OMCK
8 21
RST 9 20 U
0.1uF
0 R1325 RMCK 10 19 INT
RERR 11 18 SDOUT 0 R1331
C1320 0.01uF HD2_ICE958_IN
RXP1 12 17 OLRCK 0 R1332
RXP2 OSCLK HD2_DAC_LRCLK
13 16 0 R1333
C1321 0.01uF RXP3 RXP4 HD2_DAC_SCLK
14 15
R1318
75
OPT
R1329 R1330
R1326 47K 1K
C1317
=> 20xH(W), 21xH(R)
Value 4700pF 1.2K
C1322
0.1uF
P1300-*1
SPDIF
1 2
OPTIC_ASSY
3 4
5 6
9VDD_MC3307
C1316
47uF
16V
MSP4410_ANALOG_R
MSP4410_ANALOG_L
+19.0V
C1233 C1234
OPT 1000pF
R1210 R1212 LVDS
4.7 4.7 L1204 120-ohm
OPT 15uH L1208
C1240 C1248 3
0.1uF C1244 R1217
0.47uF 4.7K 0.01uF
L1205 R1222 120-ohm
15uH 3.3 L1209 2
C1246
C1241 R1216
0.1uF 0.01uF 1
R1208 R1213 4.7K
4.7 4.7 R1220
3.3
OPT C1235
SMW250-03
C1230 OPT 1000pF P1200
C1231 OPT XDR_DATA_B[0-9]
C1236
1000pF
R1209 R1214
4.7 4
4.7 L1206 120-ohm
OPT 15uH L1210 XDR_DATA_R[0-9]
3
C1242 R1218
C1245 4.7K 0.01uF
0.1uF 0.47uF
C1249 R1223 2 XDR_DATA_G[0-9]
L1207 3.3 120-ohm
15uH L1211
1
C1247
C1243 R1219 0.01uF
R1211 R1215 4.7K
4.7 4.7 0.1uF
OPT R1221
3.3 SMW250-04
P1201
C1232
C1237
OPT 1000pF
120-ohm
L1212
+19.0V Open ??
GND
SPK_L_GND
120-ohm
L1213
SPK_R_GND GND
+3.3V IC1201
AZ1117H-1.8TRE1(EH13A)
L1203
HH-1M3216-501 INPUT ADJ/GND XDR_HS_OUT
3 1
DELAYED_XDR_VS
2 1.8VDD_DAMP
C1238
C1239
0.1uF 100uF XDR_VS_OUT
16V OUTPUT R1000
OPT
XDR_DE_OUT
C1250 C1251 C1252
0.01uF 0.01uF 100uF R1001
16V
XDR_DE_OUT2
0
0.47uF
COMP_L_IN_1
R1142
470K
C1142 0.47uF
COMP_L_IN_2
R1143
470K
0.47uF
COMP_R_IN_1
R1144
470K
0.47uF
COMP_R_IN_2
R1145
470K 9VDD_MSP4440
R1156
MSP4410_ANALOG_L
Q1101
E 0
2SA1504S
C1143
B
10uF
16V C
R1155 0
MSP4410_ANALOG_R
9VDD_MSP4440
E
2SA1504S
B Q1103
+6.0V
C
C1145
4.7uF
50V
R1151 R1162
MNT_L_OUT
Q1104 2.2K 1.5K
2SA1504S
E
R1139 220
R1140 220 B
C $0.06
C Q1106 B R1159
IC1000
2SC3875S 1K
AZ1117H-3.3
E
C1144
4.7uF
50V INPUT 3 1ADJ/GND
R1152 R1161
MNT_R_OUT OUTPUT
2.2K 1.5K C1001
0.1uF 2
E 16V
C1000
2SA1504S 47uF
B Q1102
C 16V
C
Q1105 B R1158 R1163
2SC3875S MUTE1
1K 100
E
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
GND1
NC
GND2
VOUT
VC
VIN
A1[RD]
C
4.7K A2[GN]
R1516 LED1500
SAM2333
L1512
+3.3V_LVDS
XDR_DATA_B[4] R1002 68
C1005
10uF
25V
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
XDR_DATA_B[5] R1007 68 TB6 32
LVDSGND
AR1003 TA-
XDR_DATA_B[6] TC0 31
XDR_DATA_B[7]
VCC TA+ 30
XDR_DATA_B[8]
XDR_DATA_B[9]
TC1 TB- 29
68
TC2 TB+ 28
LCD : R1008 22 ohm, R1009 OPT
PDP : R1009 22 ohm, R1008 OPT TC3 LVDSVCC 27
IC1001
R1008 22 TC4 LVDSGND 26
R1009 OPT GND TC- 25
TC+
R1010 22 TC5 24
R1011 22 TCLK- 23
TC6
R1018
AR1004
XDR_DATA_R[2] OPT TD0 TCLK+ 22
THC63LVD103
XDR_DATA_R[3]
R1015
XDR_DATA_G[2] R/F TD- 21
XDR_DATA_G[3]
0 TD1 TD+ 20
68
TD2 $ 0.9 TE- 19
TD3 TE+ 18
R1006 68 TD4 TVDSGND 17
XDR_DATA_B[2]
1234567891 0 1 1 1 2 1 3 1 4 1 5 1 6
XDR_DATA_B[3] R1005 68
XDR_DATA_R[0]
R1031 0
XDR_DATA_R[1]
AR1005
C1010
10uF
XDR_DATA_G[0]
XDR_DATA_G[1] 25V
68 R1027
AR1006 DISP_EN
XDR_DATA_B[0] 0
XDR_DATA_B[1]
R1016 OPT
XDR_FID_OUT
68
XDR_CLK_OUT_LVDS CH_HD2_RESET
P1000
FI-X30SSL-HF
GND 1
+3.3V_LVDS
2
3
4 R1033 0 OPT
EXT_VBR
5
R1032 22 OPT
INV_BRI
6
TXC3+
7
TXC3-
8 +3.3V_LVDS
9
TXCC+
L1001 10
4.7K
MLB-201209-0120P-N2 TXCC- OPT
11 R1048
12
C1002 C1003 C1004
0.1uF TXC2+
0.1uF 10uF 13
16V 16V TXC2- OPT
25V 14
0
15
R1034
TXC1+
16
TXC1-
17
100 R1047
18
TXC0+
19
TXC0-
20
21
R1019 22
SCL_CH2 22
OPT
R1020 22 23
SDA_CH2
OPT
24
R1051
0 25 SI4925BDY
OPT
26
R1021 22 27
DISP_EN
OPT
28
R1052 29
0
30
31
L1004
GND 32
C1025 C1018 C1019
33
0.1uF 0.1uF 33uF
16V 16V 25V
SYMBOL MARK OF THE SCHEMETIC.
SUB MICOM
3.3VST_MICOM
IC1401
AT24C16AN-10SI-2.7
A0 VCC
1 8
For LCD
$ 0.098
R1425
A1 2 7 TEST 22
SCL_CH3
R1426
A2 SCL1 22
3 6 ISCL
R1427
GND SDA1 22
4 5 ISDA
R1428
22 SDA_CH3 C1404
0.1uF
C1405
10uF
16V
3.3VST_MICOM
D1400
KDS184
IC1400 R1409
OPT
KIA7029AF
C
I 1 3 O B Q1400
2SC3875S C1402
C1400 2 C1401
10uF 10uF E 1uF
G 50V
$ 0.085
+5V_ST
R1414 HSYNC/P1.5 P5.4
0 1 33
HDMI_CEC R1415 VSYNC/P1.6 P5.5
0 2 32
INV_BRI
R1429 P1.7/SOGI 3 31 P5.6
For LCD OPT IC1402
RST P5.7/CLKO2
4 30
MTV416GMF
R1416 HSCL1/P3.0/RXD P7.0/HBLANK
22 5 29
DDC_SCL
R1417 P4.3/AD3 P4.1/AD1
OPT 6 $ 1.0 28
R1418 HSDA1/P3.1/TXD P7.1/VBLANK
22 7 27
DDC_SDA
R1419 P3.2/INT0 P7.2/HCLAMP
100 8 26
TX
R1420 P3.3/INT1 P6.7
100 9 25
UCOM_RX
R1421 ISDA/P3.4/T0 24 P6.6
ISDA 22 10
R1422 ISCL/P7.5 P6.5
22 11 23
ISCL
C1403
220pF
3.3VST_MICOM
3.3VST_MICOM
R1478 X1400
OPT 24MHz
2.7K 1 2
C1406 C1407
R1477 OPT 22pF 22pF
2.7K
MLB-201209-0120P-N2
L908
Place close to Vcc Pin
+3.3V_LVDS
L1003
MLB-201209-0120P-N2
C1014 C1021
1000pF
10uF
16V
0
R1035 TXC0-
R1036 0 TXC0+
R1037 0 TXC1-
MLB-201209-0120P-N2
L901
0
R1038 TXC1+
R1039 0 TXC2-
R1040 0 TXC2+
16V
R1041 TXCC-
0
R1042 0 TXCC+
R1046 0 TXC3-
TXC3+
R1043 0
VH_Y/G[9]
VH_Y/G[8] DGND 89
VH_Y/G[7] ROY7 90
VH_Y/G[6] ROY6 91
22 AR962 92 DVDD1
0.1uF C958
93 DGND
ROY5
VH_Y/G[5] 94
ROY4
VH_Y/G[4] 95
ROY3
VH_Y/G[3] 96
ROY2
+3.3V_LVDS VH_Y/G[2] 97
22 AR961 98 DVDD3
0.1uF C956
R960 ROY1
VH_Y/G[1] 22 99
22 R959 ROY0
VH_Y/G[0] VH_EXT_CLK 100 ROCK
22 R958 101
BCLK8
102
L1002 DVDD1
C954 103
MLB-201209-0120P-N2 0.1uF DGND
104
VH_HS HD
22 R956 105
VH_VS VD
22 R954 106
VBLK
C1013 C1016 107 FILD
10uF VH_FID 22 R952 108
1000pF 25V DVDD3
50V 0.1uF 109
C951 RDEO
1K 110
BCKM
R950 111
R948 FDIO0
VH_C/B[0] 22 112
22 R946 FDIO1
VH_C/B[1] 113
DGND
114 DVDD1
115
0.1uF C949 FDIO2
VH_C/B[2] 116
FDIO3
VH_C/B[3] 117
FDIO4
VH_C/B[4] 118
FDIO5
VH_C/B[5] 22 119
AR944 DVDD3
0.1uF C947 120 FDIO6
VH_C/B[6]
121 FDIO7
VH_C/B[7] 122
FDIO8
VH_C/B[8] 123
FDIO9
VH_C/B[9] 22 124
AR942 DVDD1
0.1uF 125
C945 DGND
126
FCKQ
127 FOCP
128
FCSI
129
DFBI
130
DYSI 131
0.1uF C943 132
DVDD3
16V 16V
AI_ON/OFF +3.3V_LVDS
L1005
C1024
C1023
0.1uF 0.1uF
16V
+12.0V
Q1000
D1_2 S1
8 1
D1_1 G1
7 2 C
R1050
D2_2 6 3 S2 Q1001 B 1K
LCD_LVDS_PANNEL_CTRL
D2_1 G2 2SC3875S
5 4 E
+5V_ST
$ 0.06
IC1403
AZ1117H-3.3 3.3VST_MICOM
INPUT
3 1ADJ/GND
2
C1414 C1415
22uF 0.1uF OUTPUT
35V 16V L1407
MLB-201209-0120P-N2
C1421 C1425
22uF 0.1uF
35V 16V
LOCAL KEY / IR 10P
3.3VST_MICOM
2.7K R1454 +5V_ST 5VST
C1409 L1405
0.1uF C1411
100uF HH-1M3216-501
16V
For LCD(PDP OPT) C1422 C1426 C1428
0.1uF 0.01uF 47uF
2.7K R1455 16V
2.7K R1456
2.7K R1457
GND
P1400
2.7K R1458
SMW200-10
R1475
FL1406 0
1
KEY2
2 ZD1400
OPT
FL1401
3
KEY1
0
R1474
4 ZD1401
OPT
FL1400
5 IR
0
R1471
6
For LCD
7
R1459 22 5VST
LCD_LVDS_PANNEL_CTRL
HH-1M2012-121
R1460 22 8 L1404
DISP_EN
FL1402
R1461 22
VAVS_ON/INV_ON 9 LED_R
0
R1462 22
RL_ON/POWER_ON R1472
10 FL1403
R1468 100 LED_G
AC_DET 0
R1473
FL1408
R1463 22
R1464 22
PWM_DIMM IR_GND
R1465 22
AI_ON/OFF IR_GND GND
For LCD Seperated Ground
R1466 22 LED_R
R1467 22
LED_G
R1452
4.7K
C1412
OPT
R1469
100
C1408
OPT
C1410 C1413
0.1uF 0.1uF
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
16V 16V
5% 5%
1/16W 1/16W
16V 16V 16V
16V 16V 16V 16V 16V
16V 16V 16V 16V
DVDD3
44 C959
SDRDQ12 0.1uF
43 UPD_M_SDRDQ[12]
SDRDQ3
42 UPD_M_SDRDQ[3]
SDRDQ11 41
UPD_M_SDRDQ[11]
SDRDQ4 40
DVDD1 UPD_M_SDRDQ[4]
39
DGND 0.1uF C957
38
SDRDQ10
37 UPD_M_SDRDQ[10]
SDRDQ5
36 UPD_M_SDRDQ[5]
SDRDQ9 35
UPD_M_SDRDQ[9]
SDRDQ6 34
UPD_M_SDRDQ[6]
DGND 33
DVDD1
32 C955
SDRDQ8 0.1uF
31 UPD_M_SDRDQ[8]
SDRDQ7
30 UPD_M_SDRDQ[7]
SDRWE
29 100 R957
SDRCAS 28
100
DVDD1 27 R955
0.1uF C953
DVDD3 26
SDRCLK 0.1uF C952
25
DGND 100
24 R953
DVDD1
23 C950
SDRRAS 0.1uF
22 100 R951
SDRCKE 21
100 R949
SDRCS 20
100 R947
SDRA0 19
SDRA1 UPD_M_SDRA[0]
18 UPD_M_SDRA[1]
DGND
17 UPD_M_SDRA[2]
DVDD1
16 C948 UPD_M_SDRA[3]
SDRA2 0.1uF 100 AR945
15
SDRA3 14
SDRA4 13
SDRA5 UPD_M_SDRA[4]
12 UPD_M_SDRA[5]
DVDD3
11 UPD_M_SDRA[6]
SDRA6 0.1uF C946
10 UPD_M_SDRA[7]
SDRA7 100 AR943
9
SDRA8 8
UPD_M_SDRA[8]
SDRA9 7
UPD_M_SDRA[9]
SDRA10 6
TEST UPD_M_SDRA[10]
5 1K
SDRABP R940 UPD_M_SDRA[0-10]
4 100 AR939
TEST
3 1K R937
SCKDET
2 1K R936
1
DVDD3 0.1uF C944
16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 16V 0.01uF
5%
1/16W
C940
3.9K
R934
16V 16V 16V 16V 16V
820pF
0.1uF
C914
C913
16V
470
R914
470
R910
16V
47uF
C902
150pF
C901
0.1uF
C900
220 220
R901 R902