LG 42LH40 (CHASSIS:LA92G) Service Manual ▷ View online
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.
30V
D1209
ZENER
ADUC30S03010L
COMP1_Y
001:D27
1K
R638
100pF
50V
C1240
+3.3V_ST
12K
R1263
AV_L_IN
75
R1288
100
OPT R1284
12K
R1255
R1255
VGA_EEPROM_WP
001:AR22
100
OPT
R1285
5.6V
D1243
ADMC5M03200L
ZENER
COMP2_PB
001:D31
COMP1_L_IN
001:R32
220
R1299
KCN-DS-1-0088
JK1203
1
2
3
4
5
6
7
8
9
10
10K
R1259
30V
D1208
ZENER
ADUC30S03010L
470K
R1244
1K
R1271
0.1uF
C1230
10K
R1292
30V
D1217 ADUC30S03010L
ZENER
12K
R1293
100pF
50V
C1225
75
R1236
10K
R1205
0.1uF
16V
C1228
5.6V
D1212
ADMC5M03200L
ZENER
+5V_GENERAL
F i b e r O p t i c
JST1223-001
JK601
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
30V
OPT
D1237
ADUC30S03010L
75
R1241
470K
R1298
470K
R1289
+5V_GENERAL
100pF
50V
C1224
SIDEAV_DET
001:AR23
18pF
50V
C1223
220pF
50V
C1235
1000pF
50V
C1238
DSUB_DET
COMP2_PR
001:D31
+3.3V
PC_L_IN
001:R32
+5V_ST
AV_R_IN
0
R1232
12K
R1294
COMP2_DET
001:AR23
75
R1234
1000pF
50V
C1220
5.6V OPT
D1234
ADMC5M03200L
10K
R1252
ENKMC2838-T112
D1223
A1
C
A2
OPT
D610
220
R1302
COMP2_R_IN
001:R33
OPT
C1216
470K
R1290
3.3K
R1274
+3.3V
0.1uF
C1231
30V
D1215
ADUC30S03010L
ZENER
1K
R1283
470K
R1208
0.33uF
C1229
1K
R1240
0
R1307
ISP_RXD
001:AB27
100
R1269
100K
R1273
10K
R1300
18pF
50V
C1222
10K
R1277
4.7K
R1279
R1279
100pF
50V
C1251
30V
D1226
ADUC30S03010L
ZENER
100pF
50V
OPT
C1206
75
R1238
470K
R1247
30V
D1216
ADUC30S03010L
ZENER
10K
R1237
75
R1287
12K
R1210
DBG_RX
0
R1275
+3.3V
COMP1_PB
001:D27
75
1%
R1215
22
R1257
BG2012B080TF
L1218
PC_R_IN 001:R31
DSUB_B
001:D28
AV_CVBS_DET
001:AR23
COMP1_PR
001:D28
+3.3V
10K
R1204
5.6V
D1230
ADMC5M03200L
ZENER
0.1uF
16V
C1234
12K
R1207
12K
R1256
R1256
470K
R1245
47pF
50V
C1243
1000pF
50V
C1221
ISP_TXD
001:AB27;001:AR31
10K
R1211
30V
D1210 ADUC30S03010L
ZENER
30V
D1219
ADUC30S03010L
ZENER
IR
100pF
50V
C1241
1K
R1212
30V
D1227
ADUC30S03010L
ZENER
SIDEAV_R_IN
001:R33
KCN-DS-1-0089
JK1201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
BG2012B080TF
L1217
47pF
50V
C1242
75
R1242
5.6V
D1211
ADMC5M03200L
ZENER
DSUB_HSYNC
001:D29
470K
R1246
+5V_ST
0.1uF
C1233
47pF
50V
C1252
10K
R1251
100
R1281
10K
R1262
5.6V
OPT
D1225
ADMC5M03200L
5.6V
D1221
ADMC5M03200L
ZENER
10K
R1248
BLM18PG121SN1D
L1209
30V
D1245
ADUC30S03010L
ZENER
0
R1276
1000pF
50V
C1237
5.6V
D1220
ADMC5M03200L
ZENER
75
R1243
SIDEAV_CVBS_IN
001:D26
OPT
C1218
100pF
C1219
0.1uF
50V
C660
5.6V
D1231
ADMC5M03200L
ZENER
PEJ024-01
JK1205
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
DSUB_G
001:D29
220pF
50V
C1239
470K
R1297
75
R1286
75
R1235
5.6V
D1213
ADMC5M03200L
ZENER
100pF
OPT
C1227
DSUB_R
001:D29
0
R1305
COMP1_R_IN
001:R32
DSUB_VSYNC
001:D29
AV_CVBS_IN
001:D26
10K
R1258
COMP2_Y
001:D31
30V
OPT
D1236
ADUC30S03010L
22
R1265
OPT
C1217
SIDEAV_L_IN
001:R33
470K
R1206
10K
R1301
0
R1233
12K
R1264
1K
R1254
PPJ218-01
JK1202
5C
[RD]CONTACT
2C
[RD]U_CAN
4C
[RD]O_SPRING
2B
[WH]U_CAN
3B
[WH]C_LUG
2A
[YL]U_CAN
5A
[YL]CONTACT
4A
[YL]O_SPRING
100
R1282
COMP2_L_IN
001:R33
DBG_TX
4.7K
R1278
R1278
5.6V
D1242
ADMC5M03200L
ZENER
+3.3V
10K
R1270
0 OPT
R1268
SPDIF_OUT
001:W29
12K
R1304
10K
R1291
30V
D1218
ADUC30S03010L
ZENER
2SC3052
Q1200
E
B
C
100K
R1272
4.7K
R1249
BG2012B080TF
L1208
BG2012B080TF
L1207
12K
R1303
4.7K
R1253
5.6V
D1229
ADMC5M03200L
ZENER
30V
D1228
ADUC30S03010L
ZENER
100pF
50V
C1250
0.1uF
C1232
BG2012B080TF
L1206
30V
D1207
ADUC30S03010L
ZENER
5.6V
D1214
ADMC5M03200L
ZENER
COMP1_DET
001:AR23
5.6V OPT
D1235
ADMC5M03200L
AT24C02BN-10SU-1.8
IC1200
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
5.6V
OPT
D1224
ADMC5M03200L
5.6V
OPT
D1222
ADMC5M03200L
MAX3232CDR
IC1201
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
5.6V
ZENER
D1244
ADMC5M03200L
PPJ227-01
JK1206
9
N
[GN]E-LUG
5
K
[GN]O-SPRING-L
6
K
[GN]CONTACT-L
4
E
[GN]O-SPRING-S
3
E
[GN]CONTACT-S
9
M
[BL]E-LUG
7
J
[BL]C-LUG-L
8
D
[BL]C-LUG-S
9L
[YL]E-LUG
4
L
[YL]O-SPRING-S
3
L
[YL]CONTACT-S
7
H
[RD]C-LUG-L
8
C
[RD]C-LUG-S
9
G
[WH]E-LUG
8
M
[WH]C-LUG-S_1
7
G
[WH]C-LUG-L
8
B
[WH]C-LUG-S_2
9
F
[RD]E-LUG
4
N
[RD]O-SPRING-S_1
3
N
[RD]CONTACT-S_1
5
F
[RD]O-SPRING-L
6
F
[RD]CONTACT-L
4
A
[RD]O-SPRING-S_2
3
A
[RD]CONTACT-S_2
TxD
Serial Port
RxD
COMPONENT2
male
SIDE_AV
COMPONENT1
AV
R,G,B PC&DDC
SPDIF OPTIC JACK
PC AUDIO
COMPONENT1/2,AV1
RS-232C
IN / OUT
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.
12K
R556
+1.8V_HDMI
DDC_SCL_3
005:AE6;005:AF25
D1+_HDMI4
005:AF20
0
R544
DDC_SCL_2
D2-_HDMI3
0
R
588
5V_HDMI_2
DDC_SCL_4
CK+_HDMI3
005:AE6
D1+_HDMI1
005:Z11
KJA-ET-0-0032
JK503
14
NC
13
CEC
5
DATA1_SHIELD
20
JACK_GND
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
D2+_HDMI3
005:AG6
CK-_HDMI3
+3.3V_HDMI
0
R503
QJ41193-FEE2-7F
JK501
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
5V_HDMI_3
D0+_HDMI3
0
R593
47K
R534
47K
R547
3.6K
R501
OPT
4.7K
R552
OPT
HDMI_RX1-
DDC_SCL_4
5V_HDMI_3
0
R510
+3.3V_ST
DDC_SCL_1
5V_HDMI_4
0
R508
DDC_SDA_1
CK-_HDMI2
005:AM12
0
R
587
0R
5
7
7
HPD4
CK+_HDMI4
AVRL161A1R1NT
VR501
OPT
CK-_HDMI4
005:AH20
GND
0
OPT
R560
DDC_SCL_4
005:AH20;005:AM25
D1+_HDMI2
0R
5
9
8
0.1uF
16V
C505
OPT
CK-_HDMI1
D2-_HDMI1
5V_HDMI_1
JP503
D1-_HDMI3
005:AF6
CEC_REMOTE
005:H8;005:H26;005:H17;005:L27;005:AM11
+3.3V_ST
2K
R541
0.1uF
16V
C520
0.1uF
C530
HDMI_SCL
+3.3V_HDMI
HPD2
+3.3V_ST
0.1uF
C511
D1-_HDMI3
CK-_HDMI3
005:AE6
0
R571
0.1uF
16V
C510
D0+_HDMI4
005:AG20
0
R524
BLM18PG121SN1D
L501
HPD4
005:AI20
CEC_REMOTE
005:H8;005:H26;005:L27;005:R8;005:AM11
D0+_HDMI1
005:Z12
D0-_HDMI3
005:AF6
M M
B D
3 0
1 L
T 1
G
D500
D1+_HDMI1
CB3216PA501E
L500
5V_HDMI_1
001:AT28;005:Q22;005:AA14
0
R
589
CK+_HDMI2
005:AM12
CEC_REMOTE
005:H8;005:H26;005:H17;005:R8;005:AM11
47K
R538
0R
5
9
5
CK+_HDMI1
005:Z12
0.1uF
C516
47K
R546
0
OPT
R527
D1-_HDMI4
DDC_SDA_2
D2-_HDMI4
D2+_HDMI4
005:AF20
0.1uF
C526
HPD1
0.
1u
F
C521
+1.8V_HDMI
0R
5
8
0
0R
5
9
7
JP506
JP507
JP502
0.1uF
16V
C529
0
R548
D0-_HDMI1
D0+_HDMI1
D1+_HDMI2
005:AM14
HPD2
005:AM11
AVRL161A1R1NT
VR504
OPT
+5V_ST
D0-_HDMI1
005:Z12
D0-_HDMI2
HDMI_CLK+
0
R550
GND
CK+_HDMI1
D0-_HDMI2
005:AM13
0.1uF
16V
C519
0.1uF
C504
0R
5
8
5
D2-_HDMI2
005:AM14
AVRL161A1R1NT
VR508
0
R519
0
R574
D2-_HDMI3
005:AG6
HDMI_RX0-
D2+_HDMI2
0
R539
0.1uF
C528
0.1uF
C515
JP500
D1-_HDMI4
005:AG20
D2+_HDMI1
005:Z10
0
R536
DDC_SDA_2
005:Y26;005:AM12
HDMI_CLK-
0
R525
5V_HDMI_3
D2+_HDMI2
005:AM14
GND
CK-_HDMI2
0
R572
0
R533
0
R557
0R
5
2
6
D0-_HDMI4
0
R511
D1+_HDMI3
DDC_SDA_4
0.1uF
16V
C518
AVRL161A1R1NT
VR506
OPT
0
R
576
47K
OPT
R1507
1K
R517
OPT
0.1uF
C513
68K
R528
0
R
590
D2+_HDMI1
HDMI_RX0+
D1-_HDMI1
9.1K
R529
1KR516
OPT
R549
+3.3V_HDMI
+5V_ST
CEC_REMOTE
005:H26;005:H17;005:L27;005:R8;005:AM11
CK+_HDMI2
CEC_REMOTE
0
R551
TDA9996_SDA
DDC_SDA_4
5V_HDMI_4
0
R558
0
R520
GND
0
R543
0
R513
AVRL161A1R1NT
VR502
OPT
0.1uF
16V
C512
AVRL161A1R1NT
VR505
OPT
47K
R559
0R
5
8
3
JP504
0
R540
OPT
TDA9996_SCL
DDC_SCL_1
DDC_SDA_4
005:AH20;005:AM25
0.1uF
16V
C522
D1-_HDMI2
005:AM13
+1.8V_HDMI
AVRL161A1R1NT
VR507
OPT
CEC_REMOTE
005:H8;005:H17;005:L27;005:R8;005:AM11
0R
5
9
9
0R
5
9
6
HPD3
3.6K
R518
OPT
5V_HDMI_2
001:Y20;005:W27;005:AK15
+1.8V_AMP
47K
R561
0
R
591
D1-_HDMI2
D2-_HDMI2
CK+_HDMI4
005:AH20
5V_HDMI_1
0
R
569
CK-_HDMI1
005:Z12
D1-_HDMI1
005:Z11
47K
OPT
R1505
0.1uF
16V
C508
0R
5
8
4
+3.3V_ST
0
R504
0
R581
0
R512
DDC_SCL_2
005:Y25;005:AM12
D2+_HDMI3
0.1uF
16V
C501
OPT
DDC_SCL_3
0.1uF
16V
C503
0R
5
8
6
0.1uF
16V
C500
OPT
D1+_HDMI4
HPD1
005:Z13
47K
OPT
R1500
0.1uF
C527
D0+_HDMI2
0R
5
7
9
47K
R535
5V_HDMI_2
0.1uF
C525
JP505
DDC_SCL_1
005:R20;005:Y13
D0+_HDMI3
005:AF6
AVRL161A1R1NT
VR503
VR503
OPT
DDC_SDA_2
D2-_HDMI4
005:AF20
0
OPT
R555
HPD3
005:AD6
DDC_SDA_3
005:AE6;005:AF26
D0-_HDMI4
005:AG20
0
R505
2K
R542
1K
R521
OPT
5V_HDMI_4
001:AU28;005:AI18;005:AK27
GND
CK-_HDMI4
+3.3V
+3.3V_ST
0
R
570
0
R545
3.6K
R502
OPT
D0+_HDMI2
005:AM13
1K
R515
OPT
0.1uF
C514
47K
OPT
R1503
D2+_HDMI4
HDMI_RX2+
0R
5
8
2
DDC_SDA_1
005:R19;005:Y13
HDMI_CEC
001:C32
D0+_HDMI4
0
R509
DDC_SDA_3
QJ41193-FEE2-7F
JK502
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
D1+_HDMI3
005:AF6
0R
578
0.1uF
16V
C509
0
R523
0
R
573
4.7K
O
P
T
R553
SSM6N15FU
IC501
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
JP501
47K
R537
0
R514
0
R506
DDC_SDA_1
4.7K
O
P
T
R554
GND
0
R575
DDC_SDA_3
0.1uF
16V
C523
CK+_HDMI3
0R
5
9
2
0.1uF
16V
C524
+3.3V_HDMI
AVRL161A1R1NT
VR500
OPT
0.1uF
16V
C506
HDMI_RX1+
0.1uF
C517
HDMI_RX2-
H D
M I_
S D
A
0
R507
DDC_SCL_2
0R
5
9
4
QJ41193-FEE2-7F
JK500
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
D0-_HDMI3
D2-_HDMI1
005:Z11
0.1uF
16V
C502
OPT
0.1uF
C507
DDC_SCL_3
3.6K
R500
OPT
0
OPT
R1501
0
OPT
R522
0
OPT
R1506
0
OPT
R1504
TDA9996HL
IC502
1
VSS_1
2
OUT_C+
3
OUT_C-
4
VDDO[3V3]
5
OUT_DDC_CLK
6
OUT_DDC_DAT
7
VSS_2
8
VDDC[1V8]_1
9
RXA_HPD
10
RXA_5V
11
RXA_DDC_DAT
12
RXA_DDC_CLK
13
RXA_C-
14
RXA_C+
15
VDDH[3V3]_1
16
RXA_D0-
17
RXA_D0+
18
VSS_3
19
RXA_D1-
20
RXA_D1+
21
VDDH[3V3]_2
22
RXA_D2-
23
RXA_D2+
24
VDDH[1V8]_1
25
NC
26
VSS_4
27
TEST
28
R X
B _
H P
D
29
RXB_5V
30
R X
B _D
D C
_ D
A T
31
R X
B _
D D
C _
C L
K
32
RXB_C-
33
RXB_C+
34
VDDH[3V3]_3
35
RXB_D0-
36
RXB_D0+
37
VSS_5
38
RXB_D1-
39
RXB_D1+
40
VDDH[3V3]_4
41
RXB_D2-
42
RXB_D2+
43
VSS_6
44
C D
E C
_ D
D C
45
VDDC[1V8]_2
46
VDDC[3V3]
47
M O
D E
48
P D
49
SDA/SEL1
50
SCL/SEL0
51
XTAL_IN
52
XTAL_OUT
53
INT/HP_CTRL
54
CDEC_STBY
55
VDDS[3V3]
56
VSS_7
57
CEC
58
RXC_HPD
59
RXC_5V
60
RXC_DDCC_DAT
61
RXC_DDC_CLK
62
RXC_C-
63
RXC_C+
64
VDDH[3V3]_5
65
RXC_D0-
66
RXC_D0+
67
VSS_8
68
RXC_D1-
69
RXC_D1+
70
VDDH[3V3]_6
71
RXC_D2-
72
RXC_D2+
73
VSS_9
74
R12K
75
VDDH[1V8]_2
76
R X
D _H
P D
77
R X
D _
5 V
78
R X
D _D
D C
_ D
A T
79
R X
D _D
D C
_ C
L K
80
RXD_DC-
81
R X
D _
D C
+
82
VDDH[3V3]_7
83
RXD_D0-
84
RXD_D0+
85
VSS_10
86
RXD_D1-
87
RXD_D1+
88
VDDH[3V3]_8
89
RXD_D2-
90
RXD_D2+
91
VDDC[1V8]_3
92
VSS_11
93
OUT_D2+
94
OUT_D2-
95
VDDO[1V8]
96
OUT_D1+
97
OUT_D1-
98
VSS_12
99
OUT_D0+
100
OUT_D0-
Net Labels changed for HDMI3
SIDE_HDMI_PORT4
For Only TDA9996 ES3
UI_HW_PORT2
UI_HW_PORT1
UI_HW_PORT3
in case HDMI Switch doesn’t support ’ESD protection’
Net Labels changed for HDMI2
VARISTORS(VR500/501/502/503/504/505/506/507)
on lines-HPD1/2/3/4 are all options
EDID Pull-up
* HDMI CEC
HDMI S/W For MSTAR Platform
HDMI
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.
1000pF 50V
C629
10K
R611
SPK_L+
006:AH11
0.01uF
50V
C643
SPK_R-
006:AJ16
SPK_R-
006:AH9
3.3
R625
0.1uF
50V
C627
0.47uF 50V
C633
WAFER-ANGLE
P600
1
2
3
4
100
R607
120-ohm
L608
0.01uF
50V
C641
0.1uF 50V
C635
33pF
50V
OPT
C616
0.01uF
50V
C644
MS_LRCK
001:W26
1uF 10V
C617
+24V_AMP
AMP_RST
001:AB21
1N4148W
100V OPT
D602
+3.3V_ST
DA-8580
EAP38319001
L607
2S
1S
1F
2F
SDA_SUB/AMP
001:AI5;004:K27
5.6
R615
0.01uF 50V
C639
+1.8V_AMP
0
OPT R627
MLB-201209-0120P-N2
L603
SPK_R+
006:AJ18
+3.3V
SCL_SUB/AMP
001:AI5;004:K27
22000pF
50V
C614
1uF 16V
C619
3.3
R622
1000pF 50V
C630
+24V_AMP
1N4148W
100V
OPT
D603
MLB-201209-0120P-N2
L605
0.1uF
C608
3.3
R623
SPK_R+
006:AH10
1uF
16V
C622
1N4148W
100V OPT
D604
33K
OPT
R609
SPK_L+
006:AJ22
SPK_L-
006:AJ20
120-ohm
L609
+1.8V_AMP
MS_SCK
001:W26
MLB-201209-0120P-N2
L602
SPK_L-
006:AH10
10K
R612
+1.8V_AMP
3.3
R624
1000pF 50V
C607
120-ohm
L610
3.3
R626
1000pF
50V
C606
22000pF 50V
C623
4.7K
R619
5.6
R616
0.1uF
50V
C645
0.1uF
50V
C620
0.01uF
50V
C642
1uF
10V
C611
0
R610
22000pF
50V
C624
AMP_MUTE
001:D16
0.01uF 50V
C640
5.6
R613
0.1uF 50V
C636
MS_LRCH
001:W26
DA-8580
EAP38319001
L606
2S
1S
1F
2F
MLB-201209-0120P-N2
L604
0.47uF 50V
C634
33pF
50V
C612
100
R601
2SC3052
Q600
E
B
C
0
R600
POWER_DET
1N4148W
100V
OPT
D601
100pF
50V
C604
1000pF 50V
C631
0.01uF 50V
C615
+24V_AMP
1000pF 50V
C632
120-ohm
L611
3.3
R621
5.6
R614
33pF
50V
C609
22000pF 50V
C618
4.7K
R620
100
R606
100
R608
0.1uF
50V
C638
+24V
0
R603
100
R604
4.7K
R617
4.7K
R618
100
R605
10uF
10V
C610
0.1uF
50V
C637
AUDIO_MASTER_CLK
001:W26
3.3K
R602
0.01uF
50V
C626
0.1uF
16V
C601
0.1uF
16V
C605
0.1uF 16V
C613
0.1uF
50V
C625
68uF
35V
C602
68uF
35V
C628
AZ1117H-1.8TRE1(EH13A)
IC601
2
OUTPUT
3
INPUT
1
ADJ/GND
0.1uF
16V
C648
22uF
16V
C649
TP600
+1.8V_AMP
22uF
16V
C646
TP601
+3.3V
0.1uF
16V
C647
GND
10uF 16V
C600
10uF 16V
C603
NTP-3100L
EAN60664001
IC600
1
BST1A
2
VDR1A
3
RESET
4
AD
5
DVSS_1
6
VSS_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LFM
12
AVDD_PLL
13
DVDD_PLL
14
TEST0
15
DVSS_2
16
D V
D D
17
S D
A T
A
18
W C
K
19
B C
K
20
S D
A
21
SCL
22
MONITOR_0
23
MONITOR_1
24
MONITOR_2
25
F A
U L
T
26
V D
R 2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
V D
R 1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
SPEAKER_R
SPEAKER_L
Monitor0_1_2 TP is necessory
MCLK SDATA WCK BCK TP is necessory
Mstar Application
Audio Amp.
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.
0
OPT
R773
1N4148W_DIODES
100V
OPT
D702
1/10W
56K
1%
R770
BLM18PG121SN1D
L717
+1.26V_MEMC
9.1K
1%
R712
1N4148W_DIODES
100V
D700
OPT
POWER_ON/OFF
001:AR32
+3.3V_AVDD_MPLL
2SC3052
Q705
E
B
C
22uF
C764
OPT
+5V_GENERAL
2SC3875S
Q701
E
B
C
10K
R726
0.1uF 16V
C746
100
OPT
R765
BLM18PG121SN1D
L720
+5V
0
R713
22uF
C733
OPT
1/10W
10K
R738
CB3216PA501E
L715
+3.3V_ST
1K
R705
OPT
22uF
16V
C777
1/8W
75K
1%
R722
CB3216PA501E
L708
CB4532UK121E
L706
22uF
16V
C791
POWER_EN
0.1uF
50V
OPT
C720
10uF
6.3V
C751
+24V
1uF
10V
C737
10K
R733
4.7uF
6.3V
OPT
C761
CB3216PA501E
L716
0.1uF
16V
C760
0.1uF
16V
OPT
C709
1/10W
10
1%
R734
1/10W
22K
1%
R723
22uF
C763
10uF
6.3V
C754
VLCD_LCM
0.01uF
25V
C779
+5V_GENERAL
OPT
C766
10K
R728
OPT
10K
R710
10uF
10V
C704
2SC3875S
Q700
E
B
C
15pF
50V
C711
+5V_ST
0
R743
PANEL_CTL
001:AR32
0
R771
0
Except_OPC
R760
+1.8V_MEMC
1K
R744
1uF
25V OPT
C725
+3.3V_MEMC
1uF
16V
C767
POWER_EN
+3.3V
0.1uF
50V
C728
10uF
6.3V
C771
0.1uF
16V
C753
10uF
C756
560
R730
220uF
16V
C726
0.1uF
16V
C705
0
R703
OPT
10nF
50V
C741
+3.3V
0.1uF
16V
C780
+5V_ST
4.7K
R704
0.1uF
16V
C715
1/10W
33K
1%
R752
10uF
10V
C712
0
R764
10uF
6.3V
C778
22K
R732
+1.8V_MEMC
AP1117E33G-13
IC702
2
OUT
3
IN
1
ADJ/GND
POWER_EN
001:AR30;007:B6;007:T3;007:AG9;007:AM26;007:AO16
1/10W
10K
OPT
R731
120K
R725
OPT
A_DIM 001:AF12
22uF
16V
C792
BLM18PG121SN1D
L703
+3.3V_ST
+5V_ST
+3.3V_FE
100
OPT
R756
+1.26V_VDDC
22uF
C787
OPT
10K
OPT
R753
10K
OPT
R747
NR8040T3R6N
3.6uH
L712
0.1uF
16V
C758
2SC3052
Q703
E
B
C
MP2212DN
IC705
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
22K
R735
0.1uF
16V
OPT
C790
100
R714
0.1uF
C749
22uF 16V
C750
POWER_ON_DELAY
22uF
25V
C748
+12V
10K
R706
BLM18PG121SN1D
L727
OPT
CB3216PA501E
L724
100uF
16V
OPT
C745
+5V_EXT
+5V_ST
1K
R708
BG2012B080TF
L705
MP2212DN
IC704
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
47K
R739
+3.3V_ST
1/10W
18K
1%
R769
1/10W
10K
R763
10uF
6.3V
C708
2SC3052
Q702
E
B
C
1/10W
10
1%
R724
MP2212DN
IC707
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
POWER_ON/OFF 001:AR31;010:AG9
10K
R727
1N4148W_DIODES
100V
D703
OPT
10nF
50V
C789
10K
R729
10uF
10V
C757
0
OPT
R772
NR8040T3R6N
3.6uH
L726
22uF
16V
C732
1/8W
300K
1%
R767
22uF
16V
OPT
C731
47K
R740
SI4925BDY
Q706
3
S2
2
G1
4
G2
1
S1
5
D
2_1
6
D
2_2
7
D
1_1
8
D
1_2
22uF
C786
1/10W
30K
1%
R750
1uF
25V
C706
+3.3V_ST
47
R759
+3.3V
0
R709
OPT
120K
OPT
R701
1uF
35V
C744
OPT
12K
1%
R711
1uF
16V
C770
1/10W
27K
1%
R751
BLM18PG121SN1D
L702
100
OPT
R716
10K
R718
4.7uF
6.3V
OPT
C762
NR8040T3R6N
3.6uH
L710
ERROR_OUT
001:AB20
SC4215ISTRT
IC701
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
6.8K
OPT
R715
1uF
16V
C788
10K
OPT
R721
1/10W
10
1%
R768
PWM_DIM
001:AF12
22uF
16V
OPT
C730
47
R737
10uF
C742
OPT
0.1uF
50V
C735
0.1uF
16V
OPT
C707
+5V_ST
+5V_GENERAL
22uF
16V
C714
2SC3875S
OPT
Q708
E
B
C
+5V_ST
+3.3V_ST
10K
R719
4.7K
R707
10K
R702
47uF
25V
C722
2SC3052
OPT
Q707
E
B
C
0.1uF
50V
C719
1uF
25V
C755
47
R742
BLM18PG121SN1D
L714
CB3216PA501E
L709
MLB-201209-0120P-N2
L707
CIC21J501NE
L725
+1.8V_DDR
BG2012B080TF
L700
1/8W
390K
1%
R766
0.1uF
C793
22uF 16V
C752
CB3216PA501E
L711
+5V_GENERAL
BG2012B121F
L701
+12V
0.1uF
16V
C710
BLM18PG121SN1D
L719
1uF
35V
C723
10uF
6.3V
C759
CB4532UK121E
L704
+5V
0.1uF
16V
C717
22uF
16V
C776
INV_CTL
001:AR31
2SC3052
Q704
E
B
C
0.1uF
16V
C713
10nF
50V
R781
10K
R720
68uF
35V
C721
68uF
35V
C727
4.7uF
25V
C740
FW20020-24S
P700
19
NC
14
12V
9
5.2V
4
GND
18
24V
13
12V
8
5.2V
3
GND
17
12
GND
7
5.2V
2
PWR ON
16
GND
11
GND
6
GND
1
NC
20
15
GND
10
5.2V
5
GND
21
22
23
NC
24
PWM_DIM
1/10W
10
1%
R745
0.1uF
16V
C783
10uF
10V
C784
1000pF
OPT
C772
0.1uF
16V
C747
22uF
16V
C768
OPT
68K
R746
MP2212DN
IC706
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
+5V_GENERAL
1N4148W_DIODES
100V
D701
OPT
+5V_EXT
10nF
50V
C718
NR8040T3R6N
3.6uH
L718
1/10W
10K
R748
22uF
16V
C765
CB3216PA501E
L722
1uF
10V
C734
3225
22uF
16V
C773
+12V
1/8W
13K
1%
R762
47
R749
POWER_EN
001:AR30;007:B6;007:T18;007:T3;007:AG9;007:AO16
+5V_EXT
0.1uF
16V
C774
CB3216PA501E
L713
OPT
+5V_GENERAL
100
R754
OPT
1uF
10V
C782
L728
APE8953MP
IC708
3
VOUT_1
2
FB
4
VOUT_2
1
GND
5
VIN
6
VCNTL
7
POK
8
EN
1/8W
24K
1
%
R736
3.3K
R717
POWER_ON_DELAY
0
R757
OPT
0
R758
RL_ON
001:AR32
R1
Placed on SMD-TOP
+5V_EXT
3A, DCR=0.025 ohm
+1.8V for Saturn5 DDR
Vout=0.8*(1+R1/R2)
1600 mA
Vout=0.8*(1+R1/R2)
Stand-by +3.3V
$0.07
465 mA @85% efficiency
Close to IC
FROM LIPS & POWER B/D
+1.8V_MEMC for URSA DDR
MAX 3A
Vout=0.8*(1+R1/R2)
4.9A 0.0150OHM 34MHZ
450 mA
R1/R2 : 12K / 9.1K => Vout=1.85
R2
R1/R2 : 15K / 12K => Vout=1.80
Close to IC
Placed on SMD-TOP
C OUT
$0.07
R1/R2 = 12K/20K => Vout=1.28
R2
+5V_+12V
Close to IC
415 mA @85% efficiency
A.DIM
Placed on SMD-TOP
+1.26 Core for Saturn5
$0.24
C IN
+3.3V
About 1.84V
Placed on SMD-TOP
Close to IC
R1/R2 : 27K / 20K => Vout=1.88
C IN
R1
Err OUT
Placed on SMD-TOP
R2
C OUT
R1
24V
Placed on SMD-TOP
+1.26 Core for URSA
R2
Placed on SMD-TOP
4.9A 0.0150OHM 34MHZ
Vout=0.8*(1+R1/R2)
R1
INV ON
Close to IC
Placed on SMD-TOP
400 mA + 600 mA
1.5mA
PI Result
R2
R1
Close to IC
Close to IC
Close to IC
Placed on SMD-TOP
35V/8.0PI
POWER
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