DOWNLOAD LG 37LK450 / 37LK450A / 37LK450N / 37LK450U / 37LK451 (CHASSIS:LD01M) Service Manual ↓ Size: 5.17 MB | Pages: 41 in PDF or view online for FREE

Model
37LK450 37LK450A 37LK450N 37LK450U 37LK451 (CHASSIS:LD01M)
Pages
41
Size
5.17 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
37lk450-37lk450a-37lk450n-37lk450u-37lk451-chassis.pdf
Date
PREV: LG 37LK435C (CHASSIS:LC0AC) Service Manual

LG 37LK450 / 37LK450A / 37LK450N / 37LK450U / 37LK451 (CHASSIS:LD01M) 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.
D1-_HDMI2
C252
0.1uF
+1.10V_VDDC
C209
0.047uF
R257
33
C214
0.047uF
AMP_SDA
MODEL_OPT_0
IF_AGC_MAIN
R4024 510
C277
0.1uF
AVSS_PGA
C237
2.2uF
SC1_SOG_IN
R208
1K
DVB_T2
C4027
0.1uF
C4036
0.1uF
C4043
0.1uF
SCART1_Lout
COMP2_DET
COMP2_R_IN
SC1_CVBS_IN
AVDD_NODIE
R202
100
BOOSTER_OPT
R296
100
C265
0.1uF
C208
0.047uF
C4042
0.1uF
L219
BLM18PG121SN1D
C243
2.2uF
D0-_HDMI1
R255
33
R228
33
C226
0.047uF
C4038
0.1uF
DSUB_R+
C257
0.1uF
R245
33
C245
2.2uF
DDC_SCL_1
D0+_HDMI4
R239
33
SC1_G+/COMP1_Y+
TP209
C206
0.047uF
R233
68
HPD4
C230
0.047uF
C210
1000pF
C283
0.1uF
AVDD25_PGA
C236
2.2uF
C223
0.047uF
R4026
10K
C4020
0.1uF
CK-_HDMI2
R240
68
C221
0.047uF
L206
BLM18PG121SN1D
IF_N_MSTAR
L209
BLM18PG121SN1D
AMP_SCL
D1+_HDMI1
R4025 510
C212
0.047uF
C4059
2.2uF
HPD2
COMP2_Pb+
D1-_HDMI4
C4006
0.1uF
OPT
R4023
2.4K
+3.3V_Normal
R4016
33
C290
0.1uF
OPT
L211
BLM18PG121SN1D
CK-_HDMI1
D2+_HDMI2
C224
1000pF
VDD33
VDD33
X201
24MHz
TU_CVBS
R253
33
RF_SWITCH_CTL
CK+_HDMI1
C232
0.1uF
+3.5V_ST
SIDEAV_L_IN
MIUVDDC
10uF
C284
10uF
C4001
AUD_MASTER_CLK_0
+1.5V_DDR
C219
0.047uF
L227
BLM18PG121SN1D
D2+_HDMI4
SPDIF_OUT
C244
2.2uF
C253
1uF
R4004
0
SW200
TMUE312GAB
SWITCH
1
2
4
3
5
R206
1K
3D
R226
1K
HD
COMP2_L_IN
C269
10uF
AV_CVBS_IN2
D2-_HDMI1
D1+_HDMI2
C4046
0.1uF
R254
68
C4019
0.1uF
SC1_B+/COMP1_Pb+
PC_L_IN
R289
100
C238
2.2uF
SIDEAV_R_IN
C4031
0.1uF
+2.5V_Normal
R231
68
SC1/COMP1_L_IN
IR
C251
0.1uF
+1.10V_VDDC
DSUB_HSYNC
D0+_HDMI1
C286
0.1uF
AV_L_IN
AVDD_NODIE
R236
0
NON_EU
D1-_HDMI1
R217
10
R252
68
C218
0.047uF
R241
33
SC1_R+/COMP1_Pr+
CK+_HDMI2
C239
2.2uF
C200
4.7uF
10V
AV_R_IN
+1.10V_VDDC
AVDD2P5
C4068
100pF
C215
0.047uF
D2+_HDMI1
C4045
1uF
MODEL_OPT_3
L202
BLM18SG121TN1D 
C4011
0.1uF
R213
22
FULL_NIM
AVDD_MIU
10uF
C275
C278
10uF
TP207
R242
68
AVDD25_PGA
AUD_SCK
HPD1
C250
0.1uF
R201
100
OPT
LNA2_CTL
TU_SCL
AVDD2P5
C258
0.1uF
+3.5V_ST
HDMI_ARC
R214
22
FULL_NIM
AVSS_PGA
L223
BLM18SG121TN1D 
SIDEAV_CVBS_IN
C280
0.1uF
HP_ROUT
C211
0.047uF
C4012
0.1uF
C4025
0.1uF
DDC_SCL_2
R212
1K
PHM_OFF
C4007
0.1uF
SIDE_USB_DP
R203
100
RF_SW_OPT
D1+_HDMI4
AV_CVBS_IN2
MODEL_OPT_2
R210
33
MODEL_OPT_1
R238
68
R209
1K
NON_DVB_T2
D0-_HDMI2
C4024
0.1uF
C220
0.047uF
C203
1000pF
OPT
VDD33
C204
0.047uF
+3.3V_Normal
R232
33
C4009
0.1uF
R288
100
+3.3V_Normal
C271
0.1uF
C299
0.1uF
OPT
R211
1K
PHM_ON
DTV/MNT_VOUT
L208
BLM18PG121SN1D
AV_CVBS_IN
C4057
0.047uF
R4001
0
OPT
R4003
47
C225
0.047uF
R4002
47
C4064
0.1uF
R207
1K
NON_3D
SC1_ID
D200
KDS181
C264
1000pF
OPT
C242
2.2uF
C4014
0.1uF
TU_SIF
R200
62K
R230
33
VDD33
R204
100
OPT
C201
0.1uF
10uF
C228
R237
33
R227
1K
FHD
DDC_SDA_1
DDC_SDA_4
C270
0.1uF
C263
10uF
DDC_SCL_4
CEC_REMOTE_S7
R287
1M
SCART1_Rout
C4013
0.1uF
OPT
D2-_HDMI2
SOC_RESET
R256
68
DEMOD_SCL
C4044
0.1uF
CK-_HDMI4
SC1/COMP1_R_IN
DSUB_G+
DDC_SDA_2
SIDE_USB_DM
C222
0.047uF
C227
0.047uF
TU_SDA
DEMOD_SDA
AVDD_AU33
PC_R_IN
COMP2_Y+
D2-_HDMI4
C233
0.047uF
AUD_LRCK
AVDD_AU33
C205
0.047uF
C4060
2.2uF
SOC_RESET
C4062
0.1uF
IF_AGC_SEL
R244
33
HP_LOUT
C217
1000pF
DSUB_VSYNC
10uF
C293
OPT
TP208
10uF
C276
C249
4.7uF
C292
0.1uF
OPT
SC1_FB
R246
33
R229
68
TP211
C273
0.1uF
AUD_LRCH
C213
0.047uF
C241
0.1uF
C281
10uF
OPT
C256
0.1uF
IF_P_MSTAR
C216
0.047uF
C4067
OPT
CK+_HDMI4
MIUVDDC
AVDD_MIU
R249
33
FB_CORE
D0+_HDMI2
R258
68
+1.10V_VDDC
COMP2_Pr+
D0-_HDMI4
L204
BLM18PG121SN1D
C4069
100pF
TP210
R205
100
SWITCH
DSUB_B+
C231
0.047uF
C274
0.1uF
C207
0.047uF
C267
0.1uF
L228
BLM18PG121SN1D
L229
BLM18PG121SN1D
C4070
0.1uF
16V
AVDD2P5_MOD
AVDD2P5_MOD
C261
22pF
C262
22pF
CI_DET
R297
0
OPT
R4019
10K
R4020
0
C4065
0.047uF
25V
R4027
1K
OLED
R4028
1K
DVB_S
R4029
1K
NON_OLED
R4030
1K
NON_DVB_S
MODEL_OPT_4
MODEL_OPT_5
R4031
100
OPT
R4032
100
OPT
PM_MODEL_OPT_1
R4033
22
R4035
22
R4034
22
R4036
22
R4037
22
R4038
22
C4071
10uF
C240
0.1uF
IC101
LGE2112-T8 
S7LR_DIVX_MS10
RXACKP
J2
RXACKN
J3
RXA0P
K3
RXA0N
J1
RXA1P
K2
RXA1N
K1
RXA2P
L2
RXA2N
L3
DDCDA_DA/GPIO24
T5
DDCDA_CK/GPIO23
T4
HOTPLUGA/GPIO19
V5
HOTPLUGB/GPIO20
R5
RXCCKP
AE9
RXCCKN
AC9
RXC0P
AC10
RXC0N
AD9
RXC1P
AC11
RXC1N
AD10
RXC2P
AE11
RXC2N
AD11
DDCDC_DA/GPIO28
AE8
DDCDC_CK/GPIO27
AD8
HOTPLUGC/GPIO21
AC8
RXDCKP
F2
RXDCKN
F3
RXD0P
G3
RXD0N
F1
RXD1P
G2
RXD1N
G1
RXD2P
H2
RXD2N
H3
DDCDD_DA/GPIO30
R6
DDCDD_CK/GPIO29
U6
HOTPLUGD/GPIO22
P5
CEC/GPIO5
R4
HSYNC0
P2
VSYNC0
R3
RIN0P
N2
RIN0M
P3
GIN0P
N3
GIN0M
N1
BIN0P
M3
BIN0M
M2
SOGIN0
M1
HSYNC1
V2
VSYNC1
V3
RIN1P
U3
RIN1M
U2
GIN1P
T1
GIN1M
T2
BIN1P
R2
BIN1M
R1
SOGIN1
T3
HSYNC2
AA2
RIN2P
Y2
RIN2M
AA3
GIN2P
W2
GIN2M
Y3
BIN2P
V1
BIN2M
W3
SOGIN2
W1
CVBS0
AA8
CVBS1
Y4
CVBS2
W4
CVBS3
AA5
CVBS4
Y5
CVBS5
AA4
CVBSOUT0
Y6
CVBSOUT1
AA1
VCOM
AB4
VIFP
AC4
VIFM
AD3
IP
AC3
IM
AE3
SIFP
AD4
SIFM
AC5
IF_AGC
AD2
RF_AGC
AE2
I2C_SCKM1/GPIO75
AE6
I2C_SDAM1/GPIO76
AD6
XIN
AD1
XOUT
AC1
SPDIF_IN/GPIO152
D7
SPDIF_OUT/GPIO153
D6
USB0_DM
E3
USB0_DP
E2
USB1_DM
AC12
USB1_DP
AE12
I2S_IN_BCK/GPIO150
C8
I2S_IN_SD/GPIO151
D8
I2S_IN_WS/GPIO149
D9
I2S_OUT_BCK/GPIO156
B10
I2S_OUT_MCK/GPIO154
C9
I2S_OUT_SD/GPIO157
B9
I2S_OUT_WS/GPIO155
C10
AUL0
AB9
AUR0
AA11
AUL1
Y9
AUR1
AA9
AUL2
AA7
AUR2
AB8
AUL3
Y8
AUR3
Y10
AUL4
AC7
AUR4
AD7
AUOUTL0
W6
AUOUTL2
V6
AUOUTL3
V4
AUOUTR0
Y7
AUOUTR2
W5
AUOUTR3
U5
AUVRM
AD5
AUVAG
AE5
AUVRP
AC6
EARPHONE_OUTL
AA6
EARPHONE_OUTR
AB6
ET_RXD[0]/RP/GPIO60
C6
ET_TXD[0]/TP/GPIO57
C5
ET_RXD[1]/RN/GPIO63
A6
ET_TXD[1]/LED1/GPIO56
C4
ET_TX_CLK/TN/GPIO59
B5
ET_TX_EN/GPIO58
C3
ET_MDC/GPIO61
A3
ET_MDIO/GPIO62
B3
ET_COL/LED0/GPIO55
B4
IRIN/GPIO4
N4
ARC0
T6
HWRESET
N5
IC101
LGE2112-T8 
S7LR_DIVX_MS10
AVDDLV_USB
K12
VDDC_1
G9
VDDC_2
H9
VDDC_3
K10
VDDC_4
K11
VDDC_5
L10
VDDC_6
M12
VDDC_7
M13
VDDC_8
N12
VDDC_9
P14
VDDC_10
P15
VDDC_11
R10
VDDC_12
R14
VDDC_13
R15
VDDC_14
T10
AVDD1P0
P10
FB_CORE
P19
AVDDL_MOD
R16
AVDD10_LAN
L11
DVDD_DDR
M14
AVDD2P5_ADC_1
W9
AVDD2P5_ADC_2
W10
AVDD2P5_ADC_3
W11
AVDD25_REF
W12
AVDD25_LAN
Y17
AVDD_MOD_1
V18
AVDD_MOD_2
U19
AVDD25_PGA
W14
AVSS_PGA
W15
AVDD_NODIE
U7
AVDD_DVI_USB_1
L7
AVDD_DVI_USB_2
M7
AVDD3P3_MPLL
P7
AVDD_DMPLL
R7
DVDD_NODIE
M19
AVDD_AU33
V7
AVDD_EAR33
W7
VDDP_1
R19
VDDP_2
T19
AVDD_LPLL_1
W18
AVDD_LPLL_2
W19
VDDP_NAND
V19
AVDD_DDR0_D_1
J17
AVDD_DDR0_D_2
K15
AVDD_DDR0_D_3
K16
AVDD_DDR0_C
L15
AVDD_DDR1_D_1
K17
AVDD_DDR1_D_2
L17
AVDD_DDR1_D_3
M17
AVDD_DDR1_C
L16
GND_EFUSE
E9
GND_1
A23
GND_2
B17
GND_3
C23
GND_4
A5
GND_5
C11
GND_6
C19
GND_7
C22
GND_8
D14
GND_9
D18
GND_10
D19
GND_11
E17
GND_12
E18
GND_13
E19
GND_14
E22
GND_15
F8
GND_16
F17
GND_17
F18
GND_18
F19
GND_19
G8
GND_20
H8
GND_21
N22
GND_22
N21
GND_23
N20
GND_24
M22
GND_25
M21
GND_26
M20
GND_27
F10
GND_28
V15
GND_29
W16
GND_30
V8
GND_31
T18
GND_32
G10
GND_33
G11
GND_34
G12
GND_35
G13
GND_36
G14
GND_37
G17
GND_38
G18
GND_39
G19
GND_40
G24
GND_41
H11
GND_42
H12
GND_43
H13
GND_44
H14
GND_45
H15
GND_46
H16
GND_47
H17
GND_48
H18
GND_49
H19
GND_50
J9
GND_51
J10
GND_52
J11
GND_53
J12
GND_54
J13
GND_55
J14
GND_56
J15
GND_57
J16
GND_58
J18
GND_59
J19
GND_60
J25
GND_61
K9
GND_62
K13
GND_63
K14
GND_64
H10
GND_65
K18
GND_66
K19
GND_67
K22
GND_68
L8
GND_69
L9
GND_70
J8
GND_71
L12
GND_72
L13
GND_73
L18
GND_74
L19
GND_75
M8
GND_76
K8
GND_77
M10
GND_78
M11
GND_79
L14
GND_80
M15
GND_81
M16
GND_82
M18
GND_83
M25
GND_84
N10
GND_85
N11
GND_86
N13
GND_87
N14
GND_88
N15
GND_89
N16
GND_90
N17
GND_91
N19
GND_92
K7
GND_93
P8
GND_94
P9
GND_95
M9
GND_96
P11
GND_97
P13
GND_98
P16
GND_99
P17
GND_100
P18
GND_101
P12
GND_102
R8
GND_103
R9
GND_104
R11
GND_105
R12
GND_106
R13
GND_107
R17
GND_108
T8
GND_109
T9
GND_110
N7
GND_111
T11
GND_112
T12
GND_113
T13
GND_114
T14
GND_115
T15
GND_116
T16
GND_117
T17
GND_118
U8
GND_119
U9
GND_120
U10
GND_121
U11
GND_122
U12
GND_123
U13
GND_124
U14
GND_125
U15
GND_126
U16
GND_127
U17
GND_128
R18
GND_129
V9
GND_130
V10
GND_131
V11
GND_132
V12
GND_133
V14
GND_134
V17
GND_135
T7
GND_136
E8
R298
0
MODEL_OPT_6
MODEL_OPT_7
R291
1K
OPT
R290
1K
OPT
R294
1K
R293
1K
R4040
100
OPT
R4039
100
OPT
L203
H/P_FILTER
10uH
L205
H/P_FILTER
10uH
C268
10uF
6.3V
H/P_FILTER
C272
10uF
6.3V
H/P_FILTER
R260
200
H/P_FILTER
R261
200
H/P_FILTER
C268-*1
4.7uF
10V
H/P_NON_FILTER
C272-*1
4.7uF
10V
H/P_NON_FILTER
L203-*1
CM2012F5R6KT
H/P_NON_FILTER
L205-*1
CM2012F5R6KT
H/P_NON_FILTER
R260-*1
0
H/P_NON_FILTER
R261-*1
0
H/P_NON_FILTER
R260-*2
0
KOR_EMS_Improvement
R261-*2
0
KOR_EMS_Improvement
C272-*2
10uF
6.3V
KOR_EMS_Improvement
C268-*2
10uF
6.3V
KOR_EMS_Improvement
GP3_S7LR
MAIN2, HW OPT
2
20110511
HDMI
AVDD_DDR1:55mA
DVB_S
MODEL_OPT_1
3D
AB2
Normal 2.5V
VDDC 1.05V
AVDD_NODIE:7.362mA
Normal Power 3.3V
AUDIO IN
Close to MSTAR
PIN NO.
NON_3D
AVDD_DDR0:55mA
MODEL OPTION
MODEL OPTION
MODEL_OPT_5
PHM_OFF
MODEL_OPT_0
COMP2
MODEL_OPT_2
VDDC : 2026mA
NON_DVB_T2
T24
RSDS Power OPT
OLED
TUNER_I2C
MODEL_OPT_3
LOW
ANALOG SIF
NON_DVB_S
Close to IC with width trace
STby 3.5V
Close to MSTAR
F4
U23
PHM_ON
Close to MSTAR
H/P OUT
SIDE USB
T25
SCART1_RGB/COMP1
AUDIO OUT
Close to MSTAR
AB3
MODEL_OPT_4
PIN NAME
DDR3 1.5V
NON_OLED
FHD
CVBS In/OUT
HD
SOC_RESET
HIGH
I2S_I/F
DSUB
DTV_IF
DVB_T2
AVDD2P5:172mA
AVDD25_PGA:13mA
MODEL_OPT_6
MODEL_OPT_7
B8
A8
READY
READY
READEY
READY
THERMAL
THERMAL
THERMAL
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.
+3.5V_ST
C451
0.1uF
OPT
C466
2200pF
+5V_TUNER
C491
0.1uF
50V
+5V_TUNER
R404
100K
PD_+12V
R430
10K
C404
0.1uF
16V
+12V/+15V
L415
3.6uH
NR8040T3R6N
Q409
AO3407A
G
D
S
PWM_DIM
Q407
2SC3052
E
B
C
R
4
4
1
5
6
K
1
/
1
6
W
1
%
C456
22uF
10V
+3.5V_ST
IC411
AP1117EG-13 
+5V_TUNER
ADJ/GND
OUT
IN
R408
110
+5V_TUNER
C402
100uF
16V
OPT
560pF
C467
50V
R458
12K
+5V_TUNER
R427
10K
OPT
C419
10uF
10V
+5V_TUNER
C436
0.01uF
25V
0.01uF
+12V/+15V
R403
1.5K
1%
POWER_+24V
C458
10uF
25V
+5V_TUNER
IC403
TPS54319TRE
1
VIN_1
3
GND_1
7
COMP
9
SS/TR
10
PH_1
11
PH_2
12
PH_3
13
BOOT
14
PWRGD
15
EN
16
VIN_3
5
AGND
8
RT/CLK
6
VSENSE
4
GND_2
2
VIN_2
17
EP[GND]
L404
MLB-201209-0120P-N2
R419
1K
C440
0.1uF
16V
+3.3V_Normal
C489
100pF
Q405
2SC3052
E
B
C
C437
22uF
16V
C477
0.1uF
16V
+5V_TUNER
+3.3V_Normal
L413
R443
10K
R421
10K
C474
0.1uF
L401
C407
0.1uF
16V
OPT
C453
22uF
10V
R476
0
POWER_23_GND
R407
2.2K
OPT
C493
3300pF
50V
C405
10uF
25V
R416
56K
1%
R606
3.9K
PWM_PULL-DOWN_3.9K
C403
10uF
10V
R440 5.6K
C415
10uF
10V
+5V_TUNER
C472
22uF
10V
R486
4.7K
OPT
+24V
0
R484
POWER_20_PWM_DIM
R459
10K
+5V_TUNER
+1.5V_DDR
+5V_TUNER
POWER_DET
R412
0
POWER_16_GND
+5V_Normal
R465
24K
1%
+5V_TUNER
L402-*1
CIS21J121
R429
47K
OPT
L412
+3.5V_ST
R410
10K
P401
SMAW200-H24S2
SLIM_32~52
19
12V
14
GND
9
3.5V
4
24V
18
INV ON
13
GND
8
GND
3
24V
17
12V
12
3.5V
7
GND
2
24V
16
GND/V-sync
11
3.5V
6
GND
1
PWR ON
20
A.DIM
15
GND
10
3.5V
5
GND
21
12V
22
P.DIM1
23
GND/P.DIM2
24
Err OUT
25
R432
330K
1/16W
5%
INV_CTL
C438
0.1uF
16V
C411
0.1uF
16V
R422
1
5%
+5V_TUNER
Q403
RSR025P03
S
D
G
R415
100
POWER_18_INV_CTL
C406
0.1uF
16V
C445
0.1uF
16V
OPT
C425
0.1uF
16V
C423
4.7uF
16V
C448
3300pF
50V
PANEL_CTL
1:AK10
IC407
AP7173-SPG-13 HF(DIODES)
3
VCC
2
PG
4
EN
1
IN
5
GND
6
SS
7
FB
8
OUT
9
[EP]
R475
0
POWER_24_GND
A_DIM
+3.5V_ST
C414
0.1uF
16V
+5V_TUNER
+12V/+15V
Q400
2SC3052
E
B
C
R466
51K
1%
+5V_TUNER
+1.10V_VDDC
C420
22uF
16V
100
R420
POWER_24_ERROR_OUT
R405
2.2K
OPT
100
R437
POWER_20_ERROR_OUT
C443
10uF
25V
R480
100
PD_+12V
0
R471
POWER_22_PWM_DIM
R606-*1
1K
PWM_PULL-DOWN_1K
+12V/+15V
C442
10uF
16V
OPT
R425
100
POWER_24_INV_CTL
R462
10K
L406
3.6uH
NR8040T3R6N
L402
MLB-201209-0120P-N2
+5V_USB
Q401
2SC3052
E
B
C
R445
2.2K
C471
22uF
16V
+5V_TUNER
IC406
AOZ1072AI-3 
+5V_TUNER
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
LX_1
8
LX_2
Q402
RT1P141C-T112
1
2
3
C492
22uF
16V
OPT
+3.3V_Normal
C426
68uF
35V
OPT
R424
1
5%
+5V_TUNER
C432
0.1uF
16V
R463
10K
OPT
C416
0.1uF
16V
OPT
0
R472
POWER_24_PWM_DIM
C409
0.015uF
50V
0.015uF
C444
0.1uF
16V
C435
0.1uF
16V
C447
0.1uF
16V
C494
1uF
10V
C401
100uF
16V
OPT
R488
100K
R401
10K
R409
330
+5V_TUNER
C460
10uF
25V
+5V_TUNER
C476
0.1uF
16V
+5V_Normal
C431
0.1uF
16V
C455
0.1uF
16V
L407
MLB-201209-0120P-N2
C430
10uF
10V
+3.3V_Normal
C490
0.1uF
16V
+5V_TUNER
R439
33K
IC410
AP1117EG-13 
+5V_TUNER
ADJ/GND
OUT
IN
R447
1.21K
1/10W
1%
PD_+12V
RL_ON
C417
0.1uF
16V
+5V_TUNER
R473
1
P404
FM20020-24
NORMAL_32
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
R417
110
+5V_TUNER
R405-*1
3K
PANEL_DISCHARGE_RES
C408
0.1uF
16V
OPT
C412
0.1uF
16V
PD_+12V
R446
10K
OPT
R435
22K
OPT
PANEL_VCC
C422
0.1uF
50V
+5V_TUNER
R482
8.2K
1%
POWER_+24V
C427
100pF
50V
OPT
C418
0.1uF
50V
R451
0
POWER_18_A_DIM
R407-*1
3K
PANEL_DISCHARGE_RES
C439
100pF
50V
+3.5V_ST
L417
+5V_TUNER
C475
0.1uF
16V
R411
330
+5V_TUNER
+3.5V_ST
R426
10K
R402
100
R433
10K
Q406
2SC3052
OPT
E
B
C
L422
3.6uH
NR8040T3R6N
+5V_TUNER
+2.5V_Normal
+3.3V_Normal
R428
10K
R438
22K
P403
FW20020-24S
NORMAL_EXPEPT_32
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
L420
BLM18PG121SN1D
+3.3V_Normal
+3.5V_ST
R431
22K
OPT
10uF
C461
10V
ERROR_OUT
R461
10K
OPT
R453
0
POWER_20_A_DIM
+3.5V_ST
+12V/+15V
R607
11K
1%
L403
BLM18PG121SN1D
L425
BLM18PG121SN1D
NON_5V_TUNER
R418
6.8K
OPT
IC409
NCP803SN293
PD_+12V_PWR_DET_ON_SEMI
1
GND
3
VCC
2
RESET
+3.5V_ST
L407-*1
CIS21J121
C441
0.1uF
16V
L424
BLM18PG121SN1D
+5V_TUNER
R448
2.7K
1%
PD_+12V
+24V
L404-*1
CIS21J121
R467
10K
1%
+5V_TUNER
R485
0
POWER_22_A_DIM
R434
10K
POWER_ON/OFF_1
R450
0
5%
PD_+3.5V
R406
4.7K
IC408
NCP803SN293
PWR_DET_ON_SEMI
1
GND
3
VCC
2
RESET
R423
12K
1%
R436
15K
R
4
4
2
2
7
K
1
/
1
6
W
1
%
R457
4.3K
1/16W
1%
R
4
5
6
4
.
7
K
1
/
1
6
W
1
%
OLP
TP401
C488
3300pF
IC402
TJ3940S-2.5V-3L
1
GND
2
VOUT
3
VIN
C413
0.1uF
50V
R608
0
R400
0
OPT
FB_CORE
IC401
TPS54327DDAR
3
VREG5
2
VFB
4
SS
1
EN
5
GND
6
SW
7
VBST
8
VIN
9
[EP]GND
R489
10K
R490
10K
OPT
+3.3V_Normal
R180
10K
OPT
R181
1K
OPT
IC408-*1
APX803D29
PWR_DET_DIODES
1
GND
3
VCC
2
RESET
IC409-*1
APX803D29
PD_+12V_PWR_DET_DIODES
1
GND
3
VCC
2
RESET
20110324
GP3_S7LR
POWER_LARGE
4
#13  <--> #20
R1
NC
16
NC
PWM_DIM
18
4A
NC
(PSU)
GND
R2
GND
INV_ON
New item
VBR-A
GND
SHARP
Max 1000mA
Vout=0.8*(1+R1/R2)=1.5319
PWM_DIM
PWM_DIM
Err_out
+1.5V_DDR
PWM_DIM
24
Err_out
CMO10"LED
PWM_DIM
INV_ON
$ 0.165
Vd=550mV
12V -->3.58V --> 3.82V (3.68V)
23
INV_ON
GND
+5V_Normal
16
NC
INV_ON
LGD LPB/ 
GND
Err_out
IPS-@
+3.3V_Normal
--> NC
24
FROM LIPS & POWER B/D
PWM_DIM
R2
R1
780 mA
NC
GND
LGD(PSU)
2A
OS LPB
err_out
or LIPS
PANEL_POWER
Vout=(1+R1/R2)*0.765=5.03V
+3.5V_ST -> 3.375V
R1
(PSU)
err_out
2000 mA
32LE5300-TA
60:PWM
32LE5300-TA
INV_ON
PWM_DIM
INV_ON
1.5A
NC
<LED MODULE PIN MAP -> latest update 20100618>
22
LGD 10"LED
INV  <--> MAIN
60:NC
S7LR core 1.2V volt
NC
(PSU)
GND
R2
(PSU)
MAX 1A
#11  <--> #24
52/60:ERROR
300 mA
Vout=0.827*(1+R1/R2)=1.225V
GND
NC
GND
INV_ON
(PSU)
24V-->3.78V --> 3.92V (3.79V)
ST_3.5V--> 3.375V --> 3.46V
NC
AUO 10"LED
NC
<MODULE PIN MAP>
--> NC
+2.5V/+1.8V
#12  <--> #18
18
INV_ON
32LE4500-TA
C421,C422 Close to LDO
PIN No
Power_DET
NC
#14  <--> #22
A-DIM
(PSU)
26/32HD:NC
NC
20
GND
NC
PWM_DIM
(PSU)
+5V_USB
LGD edge led error-out use or not? checking is necessary...
R1
NC
3A
18.5V-->3.5V --> 3.75V (3.59V)
err_out
20
22
--> NC
AUO 10"Lamp
PIN No
--> NC
err_out
26/32/52:PWM
23
<Module Inv to Main Pin Connection>
CMO10"Lamp
NC
R2
26/32/52:GND
INV_ON
Vout=0.8*(1+R1/R2)
20V-->3.51V --> 3.76V (3.59V)
 Not used :
 only for small(ready)
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.
Q2406
2SC3052
OPT
E
B
C
C2404
1000pF
50V
+3.5V_ST
D903
5.6V
CDS3C05HDMI1
NEW_SUB
R2413
1.5K
LED_B/LG_LOGO
R2402
100
JP2407
+3.5V_ST
S/T_SDA
S/T_SCL
LED_R/BUZZ
C2403
0.1uF
16V
C907
18pF
50V
OPT
JP2408
+3.5V_ST
JP2411
D2402
5.6V
AMOTECH
R2429
47K
OPT
D902
5.6V
CDS3C05HDMI1
NEW_SUB
R2405
10K
1%
C2408
18pF
50V
OPT
C2407
100pF
50V
SENSOR_SCL
C2402
0.1uF
+3.5V_ST
C2401
0.1uF
R2425
47K
OPT
R2431
47K
OPT
R2414
1.5K
R2412
100
EYEQ/TOUCH_KEY
SENSOR_SDA
+3.3V_Normal
C2409
18pF
50V
OPT
R2427
0
P2401
12507WR-12L
OLD_SUB
1
2
3
4
5
6
7
8
9
10
11
12
13
+3.5V_ST
C2405
0.1uF
16V
JP2410
R2428
22
R2404
10K
1%
KEY1
R2426
47K
IR
C2410
0.1uF
16V
OPT
KEY2
JP2409
R2401
100
P2402
12507WR-15L
NEW_SUB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
R2411
100
EYEQ/TOUCH_KEY
R2416
10K
OPT
L2404
BLM18PG121SN1D
C2406
1000pF
50V
Q2405
2SC3052
OPT
E
B
C
R2430
10K
OPT
C906
18pF
50V
OPT
D2401
5.6V
AMOTECH
D2405
5.6V
D2403
5.6V
EYEQ/TOUCH_KEY
D2404
5.6V
EYEQ/TOUCH_KEY
L2401
BLM18PG121SN1D
L2402
BLM18PG121SN1D
L2403
BLM18PG121SN1D
20110324
6
GP3_S7LR
IR/CONTROL-L
IR & LED
CONTROL
U
S
B
 
D
O
W
N
 
S
T
R
E
A
M
USB DOWN STREAM
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.
USB1_CTL
R1454
10K
L1451
MLB-201209-0120P-N2
120-ohm
IC1450
AP2191DSG
EAN61849601
3
IN_2
2
IN_1
4
EN
1
GND
5
FLG
6
OUT_1
7
OUT_2
8
NC
L1451-*1
CIS21J121
JK1450
3
A
U
0
4
S
-
3
0
5
-
Z
C
-
(
L
G
)
USB_JACK
1
2
3
4
5
+5V_USB
C1452
10uF
10V
USB1_OCD
SIDE_USB_DM
C1453
0.1uF
R1458
2K
1/8W
1%
R1459
2K
1/8W
1%
JK1450-*1
3AU04S-345-ZC-H-LG
USB_JACK_LV3400
1
2
3
4
5
R1455
4.7K
OPT
D1451
RCLAMP0502BA
OPT
SIDE_USB_DP
+3.3V_Normal
C1451
22uF
16V
R1451
47
20101023
GP2R
USB_OCP_DIODE
7
USB_DIODES
$0.077
Page of 41
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