LG 55LH40 / 55LH41 / 55LH400С (CHASSIS:LA92B) 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.
DSUB_B
001:D28
0
R1305
COMP1_L_IN
001:R32
DSUB_G
001:D29
18pF
50V
C1222
470K
R1247
0
OPT
R1268
4.7K
R1249
PC_L_IN
001:R32
470K
R1245
OPT
C1216
COMP2_L_IN
001:R33
COMP1_R_IN
001:R32
12K
R1263
10K
R1270
75
R1238
BG2012B080TF
L1208
+5V_ST
100pF
OPT
C1227
COMP2_DET
001:AR23
75
R1243
VGA_EEPROM_WP
001:AR22
12K
R1264
10K
R1251
12K
R1294
R1294
75
R1286
1K
R1283
0
R1232
12K
R1255
R1255
0.1uF
16V
C1228
75
R1242
+3.3V
OPT
C1218
10K
R1252
12K
R1303
DSUB_DET
SIDEAV_R_IN
001:R33
100pF
50V
C1240
COMP2_R_IN
001:R33
75
R1235
100pF
50V
C1224
SIDEAV_CVBS_IN
001:D26
10K
R1291
ISP_TXD
001:AB27;001:AR31
SIDEAV_L_IN
001:R33
0
R
1233
100
R1269
10K
R1259
1K
R1240
470K
R1298
COMP1_PB
001:D27
1000pF
50V
C1237
10K
R1301
ENKMC2838-T112
D1223
A1
C
A2
10K
R1277
1K
R1271
+3.3V
75
R1236
SIDEAV_DET
001:AR23
1000pF
50V
C1238
BG2012B080TF
L1207
10K
R1262
+3.3V
COMP2_PB
001:D31
BG2012B080TF
L1206
ISP_RXD
001:AB27
1000pF
50V
C1221
+5V_GENERAL
10K
R1292
470K
R1246
AT24C02BN-10SU-1.8
IC1200
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
10K
R1258
22
R1257
OPT
C1217
12K
R1256
R1256
470K
R1244
470K
R1289
10K
R1300
DSUB_VSYNC
001:D29
100pF
C1219
PC_R_IN 001:R31
1000pF
50V
C1220
100pF
50V
C1225
COMP2_PR
001:D31
COMP1_Y
001:D27
22
R1265
75
R1234
4.7K
R1253
0
R1307
470K
R1290
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
COMP1_PR
001:D28
18pF
50V
C1223
100pF
50V
C1241
COMP2_Y
001:D31
12K
R1293
R1293
COMP1_DET
001:AR23
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
75
R1287
DSUB_R
001:D29
1K
R1254
75
R1288
DSUB_HSYNC
001:D29
12K
R1304
10K
R1237
470K
R1297
75
R1241
100pF
50V
C1251
10K
R1204
75
1%
R1215
47pF
50V
C1252
12K
R1207
AV_CVBS_IN
001:D26
12K
R1210
AV_R_IN
AV_L_IN
100pF
50V
C1250
470K
R1208
+3.3V
470K
R1206
10K
R1205
10K
R1211
BG2012B080TF
L1217
BG2012B080TF
L1218
10K
R1248
AV_CVBS_DET
001:AR23
1K
R1212
100pF
50V
OPT
C1206
KCN-DS-1-0089
JK1201
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
OPT
D610
+3.3V
+5V_GENERAL
0.1uF
50V
C660
F i b e r O p t i c
JST1223-001
JK601
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
1K
R638
SPDIF_OUT
001:W29
ADMC5M03200L_AMODIODE
5.6V
D1211
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1212
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1213
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1214
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1220
ADMC5M03200L_AMODIODE
5.6V
D1221
ADMC5M03200L_AMODIODE
5.6V OPT
D1222
ADMC5M03200L_AMODIODE
5.6V
OPT
D1224
ADMC5M03200L_AMODIODE
5.6V
D1225
ADMC5M03200L_AMODIODE
5.6V
D1229
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1230
ZENER
ADMC5M03200L_AMODIODE
5.6V
D1231
ADMC5M03200L_AMODIODE
5.6V OPT
D1234
ADMC5M03200L_AMODIODE
5.6V OPT
D1235
ADMC5M03200L_AMODIODE
5.6V
D1242
Z E
N E
R
ADMC5M03200L_AMODIODE
5.6V
D1243
Z E
N E
R
ADUC30S03010L_AMODIODE
30V
D1207
Z E
N E
R
ADUC30S03010L_AMODIODE 30V
D1208
ZENER
ADUC30S03010L_AMODIODE 30V
D1209
ZENER
ADUC30S03010L_AMODIODE 30V
D1210
ZENER
ADUC30S03010L_AMODIODE
30V
D1215
ZENER
ADUC30S03010L_AMODIODE
30V
D1216
Z E
N E
R
ADUC30S03010L_AMODIODE
30V
D1217
Z E
N E
R
ADUC30S03010L_AMODIODE
30V
D1218
Z E
N E
R
ADUC30S03010L_AMODIODE
30V
D1219
Z E
N E
R
ADUC30S03010L_AMODIODE 30V
D1226
ZENER
ADUC30S03010L_AMODIODE 30V
D1227
ZENER
ADUC30S03010L_AMODIODE 30V
D1228
ZENER
ADUC30S03010L_AMODIODE
30V
D1245
Z E
N E
R
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
0.33uF
C1229
100K
R1273
4.7K
R1279
R1279
100
OPT
R1284
47pF
50V
C1243
DBG_RX
0
R
1276
220pF
50V
C1235
0.1uF
C1230
4.7K
R1278
R1278
30V
OPT
D1237
ADUC30S03010L
0.1uF
C1231
100K
R1272
100
R1282
100
OPT
R1285
0
R1275
0.1uF
16V
C1234
BLM18PG121SN1D
L1209
220
R1299
0.1uF
C1232
220
R1302
3.3K
R1274
KCN-DS-1-0088
JK1203
1
2
3
4
5
6
7
8
9
10
0.1uF
C1233
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
47pF
50V
C1242
100
R1281
+3.3V_ST
+5V_ST
IR
30V
OPT
D1236
ADUC30S03010L
2SC3052
Q1200
E
B
C
DBG_TX
220pF
50V
C1239
ADMC5M03200L_AMODIODE
5.6V
D1244
3.3K
OPT
R1218
2SC3052
OPT
Q1201
E
B
C
+5V_ST
0
R1216
10K
OPT
R1217
AV
COMPONENT1
SIDE_AV
COMPONENT2
PC AUDIO
Neet to pull up 3.3V
RGB PC
SPDIF OPTIC JACK
COMPONENT1/2,AV1
TxD
Serial Port
RxD
male
RS-232C
C
2009
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.
0
R544
+1.8V_HDMI
TDA9996_SDA
D1-_HDMI4
0.1uF
C527
0
R557
TDA9996_SCL
DDC_SCL_3
D2-_HDMI1
0.1uF
C507
0.1uF
16V
C519
5V_HDMI_4
5V_HDMI_1
+3.3V_HDMI
0.1uF
16V
C529
CK-_HDMI1
D0-_HDMI3
0
R551
0.1uF
16V
C510
0.1uF
16V
C512
0.
1u
F
C516
+1.8V_HDMI
CK+_HDMI1
HPD2
0.
1u
F
C513
4.7K
R552
OPT
0.1uF
C525
HDMI_RX0-
CK+_HDMI4
D2+_HDMI4
0.1uF
C526
HPD4
D2+_HDMI3
D1-_HDMI1
+3.3V_HDMI
CK+_HDMI3
D0+_HDMI1
D0-_HDMI4
0.1uF
16V
C523
R549
HPD1
0.1uF
16V
C506
HDMI_CLK+
DDC_SDA_2
D1+_HDMI1
HDMI_RX2+
0
OPT
R560
0.
1u
F
C517
D2-_HDMI2
D1+_HDMI2
+3.3V_HDMI
CK-_HDMI4
CEC_REMOTE
D2-_HDMI3
0.
1u
F
C515
DDC_SCL_1
0.1uF
16V
C518
HDMI_RX1+
0
R550
0.1uF
16V
C520
CK-_HDMI2
HDMI_RX0+
D0-_HDMI2
12K
R556
0
R543
0.1uF
16V
C522
DDC_SDA_3
+5V_ST
D0+_HDMI2
D2+_HDMI1
HDMI_SCL
0.1uF
16V
C509
D1-_HDMI2
HDMI_RX2-
D1+_HDMI3
0
R548
0.
1u
F
C511
D0+_HDMI3
D0+_HDMI4
CK+_HDMI2
D2+_HDMI2
DDC_SCL_4
H D
M I_
S D
A
DDC_SDA_1
CK-_HDMI3
0.1uF
16V
C524
0.
1u
F
C514
5V_HDMI_2
0.1uF
16V
C508
DDC_SDA_4
0.1uF
C528
D0-_HDMI1
D2-_HDMI4
0
OPT
R555
D1+_HDMI4
5V_HDMI_3
OPT
R554
0.
1u
F
C521
HDMI_CLK-
OPT
R553
D1-_HDMI3
HDMI_RX1-
HPD3
DDC_SCL_2
0.1uF
C530
+1.8V_AMP
CB3216PA501E
L500
+1.8V_HDMI
AVRL161A1R1NT
VR501
OPT
CK+_HDMI1
005:Z12
1K
R1504
OPT
CEC_REMOTE
005:H8;005:H26;005:L27;005:R8;005:AM11
1K
R517
OPT
DDC_SCL_2
005:Y25;005:AM12
DDC_SCL_1
005:R20;005:Y13
0
R503
0
R581
1K
R1501
OPT
0
R
580
1K
R522
OPT
0
R504
JP500
D2+_HDMI1
005:Z10
DDC_SDA_2
005:Y26;005:AM12
0
R508
D1-_HDMI1
005:Z11
0
R512
D1+_HDMI1
005:Z11
AVRL161A1R1NT
VR504
OPT
47K
OPT
R1500
47K
OPT
R1503
JP505
0
R514
0
R
588
D0+_HDMI1
005:Z12
CEC_REMOTE
005:H8;005:H17;005:L27;005:R8;005:AM11
D0+_HDMI3
005:AF6
GND
CEC_REMOTE
005:H26;005:H17;005:L27;005:R8;005:AM11
0
R513
0
R509
1KR516
OPT
5V_HDMI_3
CK-_HDMI3
005:AE6
0
R
579
0R
5
9
1
D1+_HDMI2
005:AM14
0.1uF
16V
C502
OPT
DDC_SCL_3
005:AE6;005:AF25
3.6K
R501
OPT
0
R
577
0.1uF
16V
C501
OPT
0
R582
5V_HDMI_2
001:Y20;005:W27;005:AK15
D0+_HDMI2
005:AM13
D0-_HDMI1
005:Z12
0
R
570
D1-_HDMI3
005:AF6
0
R
589
0
R
576
0
R
569
0
R507
D2-_HDMI2
005:AM14
HPD3
005:AD6
GND
0
R
586
D2+_HDMI2
005:AM14
+3.3V_ST
0
R573
3.6K
R502
OPT
47K
OPT
R1505
0
R511
AVRL161A1R1NT
VR505
OPT
D2-_HDMI1
005:Z11
0
R590
0
R578
0
R571
0
R584
HPD1
005:Z13
5V_HDMI_1
001:AT28;005:Q22;005:AA14
CK-_HDMI1
005:Z12
CK+_HDMI3
005:AE6
DDC_SDA_1
005:R19;005:Y13
0
R
587
0
R575
D0-_HDMI2
005:AM13
AVRL161A1R1NT
VR502
OPT
AVRL161A1R1NT
VR500
OPT
JP504
DDC_SDA_3
005:AE6;005:AF26
JP503
D1+_HDMI3
005:AF6
0.1uF
16V
C500
OPT
0
R506
GND
0
R583
0
R505
CK-_HDMI2
005:AM12
0R
5
9
2
JP502
HPD2
005:AM11
0
R574
0
R510
0
R
585
AVRL161A1R1NT
VR503
VR503
OPT
1K
R515
OPT
3.6K
R500
OPT
D2+_HDMI3
005:AG6
D2-_HDMI3
005:AG6
D0-_HDMI3
005:AF6
+3.3V_ST
D1-_HDMI2
005:AM13
CK+_HDMI2
005:AM12
+3.3V_ST
0
R572
0
R525
GND
0
R524
1K
R521
OPT
0R
5
9
9
D2-_HDMI4
005:AF20
D0-_HDMI4
005:AG20
AVRL161A1R1NT
VR506
OPT
0R
5
9
8
0
R593
CK+_HDMI4
005:AH20
JP507
CK-_HDMI4
005:AH20
1K
R1506
OPT
D0+_HDMI4
005:AG20
3.6K
R518
OPT
0R
5
9
6
D2+_HDMI4
005:AF20
CEC_REMOTE
005:H8;005:H26;005:H17;005:L27;005:AM11
D1+_HDMI4
005:AF20
DDC_SCL_4
005:AH20;005:AM25
47K
OPT
R1507
0
R523
D1-_HDMI4
005:AG20
0.1uF
16V
C505
OPT
0R
5
9
4
0R
5
2
6
HPD4
005:AI20
DDC_SDA_4
005:AH20;005:AM25
AVRL161A1R1NT
VR507
OPT
0
R
595
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
0
R519
JP506
+3.3V_ST
5V_HDMI_4
001:AU28;005:AI18;005:AK27
0R
5
9
7
47K
R537
47K
R559
DDC_SCL_2
DDC_SDA_4
5V_HDMI_2
DDC_SCL_1
5V_HDMI_4
DDC_SDA_1
R536
R558
5V_HDMI_3
5V_HDMI_1
47K
R538
47K
R546
DDC_SCL_4
R533
R545
47K
R535
DDC_SDA_2
DDC_SDA_3
DDC_SCL_3
47K
R561
47K
R534
47K
R547
0.1uF
C504
BLM18PG121SN1D
L501
+3.3V
+3.3V_HDMI
2K
R542
2K
R541
JP501
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-
0
R539
0
R520
0.1uF
16V
C503
GND
AVRL161A1R1NT
VR508
GND
CEC_REMOTE
005:H8;005:H26;005:H17;005:R8;005:AM11
68K
R528
M M
B D
3 0
1 L
T 1
G
D500
+3.3V_ST
HDMI_CEC
001:C32
SSM6N15FU
IC501
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
0
OPT
R527
9.1K
R529
QJ41193-CFEE1-7F
JK502
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
QJ41193-CFEE1-7F
JK501
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
QJ41193-CFEE1-7F
JK500
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
For Only TDA9996 ES3
Net Labels changed for HDMI3
Net Labels changed for HDMI2
UI_HW_PORT1
VARISTORS(VR500/501/502/503/504/505/506/507) on lines-HPD1/2/3/4 are all options
UI_HW_PORT2
UI_HW_PORT3
in case HDMI Switch doesn’t support ’ESD protection’
SIDE_HDMI_PORT4
HDMI S/W For MSTAR Platform
EDID Pull-up
* HDMI CEC
C
2009
HDMI
+24V_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.
+24V
0.1uF
50V
C621
+24V_AMP
120-ohm
L611
MLB-201209-0120P-N2
L603
1N4148W
100V OPT
D604
SPK_L-
006:AJ20
100
R608
AMP_RST
001:AB21
100
R606
0.47uF 50V
C633
5.6
R616
1000pF 50V
C629
0.1uF
50V
C620
4.7K
R620
1000pF 50V
C630
0.01uF 50V
C639
1uF
16V
C622
AUDIO_MASTER_CLK
001:W26
1000pF 50V
C607
3.3K
R602
MS_SCK
001:W26
1N4148W
100V OPT
D602
0.47uF 50V
C634
0.1uF
C608
0.1uF
50V
C626
0
R600
R600
4.7K
R617
22000pF
50V
C614
33K
OPT
R609
+3.3V
3.3
R622
1000pF 50V
C632
120-ohm
L608
0.1uF
50V
C601
SPK_R-
006:AJ16
1000pF
50V
C606
SPK_R-
006:AH9
+1.8V_AMP
10uF
10V
C610
SPK_L-
006:AH10
5.6
R615
SDA_SUB/AMP
001:AI5;004:K27
2SC3052
Q600
E
B
C
33pF
50V
OPT
C616
100pF
50V
C604
0.1uF 50V
C636
0.1uF
50V
C637
5.6
R613
MS_LRCK
001:W26
SPK_R+
006:AH10
0.1uF
50V
C605
SCL_SUB/AMP
001:AI5;004:K27
DA-8580
EAP38319001
L607
2S
1S
1F
2F
3.3
R624
100
R607
0.01uF 50V
C615
1N4148W
100V
OPT
D603
120-ohm
L609
1uF
10V
C611
1000pF 50V
C631
100
R604
100
R605
0.1uF
50V
C638
10K
R611
0.01uF 50V
C640
1uF 16V
C619
0.1uF
50V
C627
4.7K
R619
0
R603
+3.3V_ST
SPK_L+
006:AJ22
1uF 10V
C617
1N4148W
100V
OPT
D601
0.1uF 50V
C613
22000pF 50V
C623
0.01uF
50V
C642
0.01uF
50V
C641
100
R601
5.6
R614
22000pF
50V
C624
MS_LRCH
001:W26
SPK_R+
006:AJ18
4.7K
R618
0
R610
0.1uF 50V
C635
10K
R612
+1.8V_AMP
+24V_AMP
120-ohm
L610
22000pF 50V
C618
DA-8580
EAP38319001
L606
2S
1S
1F
2F
MLB-201209-0120P-N2
L604
WAFER-ANGLE
P600
1
SPK_R-
2
SPK_R+
3
SPK_L-
4
SPK_L+
3.3
R621
33pF
50V
C609
SPK_L+
006:AH11
+1.8V_AMP
3.3
R623
33pF
50V
C612
AMP_MUTE
001:D16
MLB-201209-0120P-N2
L605
3.3
R625
3.3
R626
0.01uF
50V
C643
0.01uF
50V
C644
0.1uF
50V
C645
MLB-201209-0120P-N2
L602
POWER_DET
0
OPT
R627
68uF
C628
35V
10uF 16V
C600
10uF 16V
C603
68uF
35V
C602
+3.3V
0.1uF
16V
C647
GND
22uF
16V
C646
0.1uF
16V
C648
AZ1117H-1.8TRE1(EH13A)
IC601
2
OUTPUT
3
INPUT
1
ADJ/GND
22uF
16V
C649
+1.8V_AMP
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_L
2A => 5A
SPEAKER_R
Mstar Application
Monitor0_1_2 TP is necessory
MCLK SDATA WCK BCK TP is necessory
C
2009
AUDI
Click on the first or last page to see other 55LH40 / 55LH41 / 55LH400С (CHASSIS:LA92B) service manuals if exist.