LG 42LM5800 (CHASSIS:LA21B) 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.
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.
C265
0.1uF
OPT
C262
22pF
COMP2_Pb+
C4031
0.1uF
OPT
HPD1
R4027
1K
OLED
SC1_B+/COMP1_Pb+
IR
10uF
C284
R249
33
OPT
R287
1M
C290
0.1uF
OPT
AVDD_AU33
10uF
C228
L229
BLM18PG121SN1D
R4002
47
C218
0.047uF
C205
0.047uF
RGB_PC
R244
33
C258
0.1uF
HALF_NIM/EU_NON_T2
C206
0.047uF
RGB_PC
R212
1K
PHM_OFF
D0+_HDMI4
L204
BLM18PG121SN1D
SC1_FB
R236
0
NON_EU
C240
0.1uF
0.1uF
C221
0.047uF
+1.5V_DDR
R228
33
RGB_PC
C207
0.047uF
RGB_PC
TU_SDA
R213
22
DVB_S
C257
0.1uF
HALF_NIM/EU_NON_T2
COMP2_DET
MODEL_OPT_0
TP208
C232
0.1uF OPT
COMP2_Pr+
SC1/COMP1_L_IN
R4026
10K
RGB_PC
C274
0.1uF
C4046
0.1uF
R291
1K
120HZ
R4028
1K
DVB_S
IF_P_MSTAR
AVDD2P5
C249
4.7uF
4.7uF
C4067
OPT
HDMI_ARC
R242
68
R288
100
HALF_NIM/EU_NON_T2
SIDE_USB2_DM
L208
BLM18PG121SN1D
AUD_LRCK
C4062
0.1uF
DTV/MNT_VOUT
D2+_HDMI4
L228
BLM18PG121SN1D
+1.10V_VDDC
D0+_HDMI2
MODEL_OPT_3
AVDD2P5_MOD
+1.10V_VDDC
SC1_SOG_IN
C4007
0.1uF
OPT
MIUVDDC
C4070
0.1uF
16V
0.1uF
16V
D1+_HDMI2
C220
0.047uF
C216
0.047uF
COMP2
D1+_HDMI1
+3.3V_Normal
DDC_SCL_4
R265
49.9
DDC_SCL_2
R296
100
SPDIF_OPTIC
AVDD_NODIE
R205
100
100
SWICH
C271
0.1uF
0.1uF
OPT
D2-_HDMI1
PM_MODEL_OPT_1
C261
22pF
D2+_HDMI1
IF_N_MSTAR
R240
68
R290
1K
OPT
IF_AGC_SEL
CK+_HDMI1
R255
33
COMP2
MODEL_OPT_5
C214
0.047uF
COMP2
SCART1_Lout
R200
62K
EPHY_TP
R210
33
HDMI1_ARC
EPHY_TN
AVDD25_PGA
TP209
C4011
0.1uF
OPT
R262
49.9
L219
BLM18PG121SN1D
R246
33
C4068
100pF
HALF_NIM/EU_NON_T2
R289
100
HALF_NIM/EU_NON_T2
D1-_HDMI1
VDD33
R4032
100
OPT
C223
0.047uF
D1-_HDMI2
DSUB_R+
AUD_LRCH
C269
10uF
10uF
D1+_HDMI4
C201
0.1uF
C250
0.1uF
R230
33
RGB_PC
COMP2_L_IN
C237
2.2uF COMP2
R4040
100
OPT
SC1/COMP1_R_IN
EPHY_RP
C231
0.047uF
HDMI1_ARC
R4004
0
HALF_NIM/EU_NON_T2
R293
1K
R227
1K
FHD
R4039
100
OPT
C4014
0.1uF OPT
CK-_HDMI1
C209
0.047uF
RGB_PC
R294
1K
NON_120HZ
C283
0.1uF
HPD2
D0+_HDMI1
HPD4
VDD33
RF_SWITCH_CTL
C256
0.1uF
0.1uF
R4001
0
OPT
+2.5V_Normal
AVDD_AU33
C295
0.1uF
0.1uF
MODEL_OPT_1
R241
33
R226
1K
HD
C211
0.047uF
COMP2
PC_L_IN
R207
1K
NON_3D
R232
33
RGB_PC
HP_ROUT
R209
1K
NON_DVB_T2
D2-_HDMI2
AV_CVBS_IN2
C203
1000pF
OPT
R252
68
CI_DET
DDC_SCL_1
MODEL_OPT_4
SC1_G+/COMP1_Y+
+1.10V_VDDC
+3.5V_ST
C294
0.1uF
0.1uF
C292
0.1uF
OPT
C252
0.1uF
0.1uF
C4043
0.1uF
R237
33
C4006
0.1uF
OPT
CK+_HDMI2
TU_SIF
C268
4.7uF
10V
4.7uF
10V
HEAD_PHONE
R204
100
OPT
R203
100
RF_SW_OPT
L227
BLM18PG121SN1D
HALF_NIM/EU_NON_T2
R202
100
BOOSTER_OPT
AVDD2P5_MOD
C299
0.1uF
OPT
VDD33
C4027
0.1uF
0.1uF
AVSS_PGA
C204
0.047uF
RGB_PC
CK-_HDMI4
C236
2.2uF COMP2
C242
2.2uF
LNA2_CTL
C210
1000pF
RGB_PC
R256
68
COMP2
D0-_HDMI4
C264
1000pF
OPT
CK+_HDMI4
R4023
2.4K
RGB_PC
AVSS_PGA
C212
0.047uF
COMP2
R253
33
COMP2
VDD33
COMP2_Y+/AV_CVBS_IN
C217
1000pF
COMP2
C4025
0.1uF
L206
BLM18PG121SN1D
L211
BLM18PG121SN1D
AMP_SCL
C244
2.2uF
PC_AUDIO
C230
0.047uF
OPT
R231
68
RGB_PC
AUD_SCK
R239
33
HP_LOUT
+3.5V_ST
R4024
510
RGB_PC
D0-_HDMI2
C4065
0.047uF
25V
0.047uF
25V
HALF_NIM/EU_NON_T2
C272
4.7uF
10V
4.7uF
10V
HEAD_PHONE
DSUB_VSYNC
R233
68
RGB_PC
COMP2_Y+/AV_CVBS_IN
D1-_HDMI4
C278
10uF
AVDD_MIU
C4009
0.1uF
D0-_HDMI1
CK-_HDMI2
C273
0.1uF
MODEL_OPT_6
C245
2.2uF
PC_AUDIO
SOC_RESET
SIDE_USB1_DP
DEMOD_SCL
AV_CVBS_IN2
C4069
100pF
HALF_NIM/EU_NON_T2
10uF
C275
R4029
1K
NON_OLED
R4031
100
OPT
C227
0.047uF
DSUB_B+
R297
0
OPT
C233
0.047uF
C270
0.1uF
0.1uF
OPT
R4003
47
C4045
1uF
MODEL_OPT_2
AVDD2P5
+3.3V_Normal
TP207
C251
0.1uF
AVDD_NODIE
C4071
10uF
SCART1_Rout
C4038
0.1uF
DDC_SDA_4
R206
1K
3D
TU_CVBS
R263
49.9
SPDIF_OUT
C263
10uF
10uF
C4024
0.1uF
OPT
R229
68
RGB_PC
C225
0.047uF
C222
0.047uF
10uF
C293
OPT
C4064
0.1uF
HALF_NIM/EU_NON_T2
CEC_REMOTE_S7
EPHY_RN
AUD_MASTER_CLK_0
R4019
10K
HALF_NIM/EU_NON_T2
C224
1000pF
C215
0.047uF
COMP2
L209
BLM18PG121SN1D
C4019
0.1uF
OPT
AMP_SDA
R257
33
COMP2
R214
22
DVB_S
L203
HEAD_PHONE
5.6uH
DSUB_G+
L223
BLM18SG121TN1D
C4020
0.1uF
C243
2.2uF
L202
BLM18SG121TN1D
C219
0.047uF
C208
0.047uF
RGB_PC
R258
68
COMP2
+3.3V_Normal
10uF
C276
OPT
R245
33
IF_AGC_MAIN
D2-_HDMI4
R264
49.9
MODEL_OPT_7
DEMOD_SDA
+1.10V_VDDC
DDC_SDA_1
C226
0.047uF
C281
10uF
OPT
R211
1K
PHM_ON
SC1_R+/COMP1_Pr+
TU_SCL
C4036
0.1uF
OPT
SIDE_USB1_DM
10uF
C4001
DDC_SDA_2
R254
68
COMP2
C4044
0.1uF
COMP2_R_IN
C4012
0.1uF
C213
0.047uF
COMP2
R4030
1K
NON_DVB_S
MIUVDDC
R201
100
OPT
C241
0.1uF
0.1uF
PC_R_IN
C4013
0.1uF
OPT
R238
68
X201
24MHz
24MHz
SC1_CVBS_IN
C286
0.1uF
0.1uF
SOC_RESET
C267
0.1uF OPT
AVDD_MIU
AVDD25_PGA
R208
1K
DVB_T2
SC1_ID
SIDE_USB2_DP
DSUB_HSYNC
FB_CORE
L205
HEAD_PHONE
5.6uH
D2+_HDMI2
R4025
510
RGB_PC
+3.3V_Normal
+2.5V_Normal
SW200
JTP-1127WEM
SWICH
1
2
4
3
FB_CORE
C200
4.7uF
10V
R217
10
C4042
1uF
C280
1uF
C277
1uF
C253
1uF
IC101
LGE2111A-T8
S7LR2_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
LGE2111A-T8
S7LR2_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
OPC&SCANNING_CTRL
D200
BAW56 GEANDE
BAW56 GEANDE
GP4L_S7LR2
POWER,IN/OUT,H/W OPT
2
2011.07.12
MODEL OPTION
NON_3D
AUDIO OUT
AB3
PIN NO.
MODEL_OPT_3
DVB_T2
DTV_IF
Close to MSTAR
SCART1_RGB/COMP1
MODEL_OPT_7
READY
AVDD_DDR1:55mA
DVB_S
U23
H/P OUT
OLED
PHM_ON
VDDC 1.05V
SIDE USB
MODEL_OPT_1
DDR3 1.5V
PIN NAME
SOC_RESET
I2S_I/F
3D
TUNER_I2C
NON_DVB_T2
HDMI
AVDD25_PGA:13mA
AVDD2P5:172mA
NON_DVB_S
AB2
DSUB
120HZ
AUDIO IN
LOW
HIGH
CVBS In/OUT
ANALOG SIF
Close to MSTAR
B8
A8
PHM_OFF
COMP2
Close to MSTAR
READY
MODEL_OPT_2
VDDC : 2026mA
F4
Normal 2.5V
MODEL_OPT_6
AVDD_DDR0:55mA
STby 3.5V
MODEL_OPT_5
NON_OLED
NON_120HZ
*H/W opt :
ETHERNET
ETHERNET
Close to IC with width trace
MODEL OPTION
T25
T24
FHD
Normal Power 3.3V
HD
MODEL_OPT_4
MODEL_OPT_0
AVDD_NODIE:7.362mA
Close to MSTAR
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.
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.
SC1_SOG_IN
CI_TS_DATA[0]
PCM_D[6]
PCM_5V_CTL
/PCM_CE
SC1_FB
CI_TS_CLK
PCM_A[10]
PCM_A[9]
HP_LOUT
CI_TS_DATA[2]
CI_TS_SYNC
PCM_A[13]
SC1_ID
PCM_D[1]
HP_DET
SCART1_MUTE
PCM_D[5]
/PCM_WE
SC1_CVBS_IN
/PCM_IRQA
PCM_D[3]
/CI_CD1
PCM_D[0]
/PCM_CD
CI_TS_DATA[5]
PCM_D[2]
PCM_A[14]
CI_TS_DATA[4]
SCART1_Lout
/PCM_REG
HP_ROUT
/PCM_IOWR
CI_TS_DATA[1]
PCM_RST
/CI_CD2
PCM_A[12]
CI_TS_VAL
CI_TS_DATA[3]
/PCM_WAIT
SCART1_Rout
CI_TS_DATA[6]
PCM_D[4]
PCM_A[8]
DTV/MNT_VOUT
PCM_D[7]
CI_DET
/PCM_OE
SIDE_HP_MUTE
CI_TS_DATA[7]
S2_RESET
/PCM_IORD
PCM_A[11]
2011.07.07
TP_NON_EN
3
GP4_S7LR2
TP for Headphone
TP for S2
TP for CI slot
TP for NON-EU models(except EU and China)
TP for SCART
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.
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.
POWER_LARGE
2011/11.14
4
GP4L_S7LR2
RL_ON
R462
10K
C439
100pF
50V
C416
0.1uF
0.1uF
16V
OPT
+3.5V_ST
R426
10K
10K
C443
10uF
10uF
25V
L407-*1
MLB-201209-0120P-N2
R430
10K
10K
+3.3V_Normal
+3.5V_ST
+24V
C453
22uF
22uF
10V
C437
22uF
16V
22uF
16V
ERROR_OUT
C403
10uF
10V
10uF
10V
R434
10K
IC407
AP7173-SPG-13 HF(DIODES)
3
VCC
2
PG
4
EN
1
IN
5
GND
6
SS
7
FB
8
OUT
9
[EP]
C444
0.1uF
16V
0.1uF
16V
R429
47K
47K
OPT
R486
4.7K
4.7K
OPT
IC408
NCP803SN293
PWR_DET_ON_SEMI
1
GND
3
VCC
2
RESET
+3.5V_ST
POWER_DET
C408
0.1uF
16V
0.1uF
16V
OPT
POWER_ON/OFF_1
+3.5V_ST
R432
330K
1/16W
5%
PANEL_VCC
R428
10K
10K
IC409
NCP803SN293
PD_+12V_PWR_DET_ON_SEMI
1
GND
3
VCC
2
RESET
OLP
C441
0.1uF
16V
+3.3V_Normal
L404-*1
MLB-201209-0120P-N2
R480
100
100
PD_+12V
R
4
4
2
2
7
K
1
/
1
6
W
1
%
10uF
C461
10V
L407
CIS21J121
+1.10V_VDDC
L413
C435
0.1uF
16V
NON_CI_CAP
+3.5V_ST
+12V/+15V
R461
10K
10K
OPT
+1.5V_DDR
L404
CIS21J121
+12V/+15V
+3.5V_ST
C425
0.1uF
16V
+3.3V_Normal
C407
0.1uF
16V
0.1uF
16V
OPT
C476
0.1uF
16V
R404
100K
PD_+12V
R439
33K
R419
1K
L420
BLM18PG121SN1D
C418
0.1uF
50V
C456
22uF
22uF
10V
PANEL_CTL
1:AK10
C430
10uF
10V
10uF
10V
R181
1K
1K
OPT
560pF
C467
50V
L402-*1
MLB-201209-0120P-N2
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
C431
0.1uF
16V
0.1uF
16V
NON_CI_CAP
R421
10K
10K
C406
0.1uF
16V
0.1uF
16V
R435
22K
22K
OPT
+3.3V_Normal
+3.5V_ST
+3.5V_ST
R406
4.7K
4.7K
L402
CIS21J121
C432
0.1uF
16V
0.1uF
16V
NON_CI_CAP
R433
10K
10K
R418
6.8K
OPT
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
Q409
AO3407A
G
D
S
R456
4.7K
1/16W
1%
1/16W
1%
R401
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
R427
10K
OPT
R436
15K
15K
R431
22K
OPT
C411
0.1uF
16V
0.1uF
16V
C423
4.7uF
16V
4.7uF
16V
IC402
TJ3940S-2.5V-3L
1
GND
2
VOUT
3
VIN
C440
0.1uF
16V
0.1uF
16V
PWM_DIM
R490
10K
OPT
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]
R488
100K
100K
C475
0.1uF
16V
NON_CI_CAP
R476
0
OPT
+3.3V_Normal
R475
0
0
OPT
C474
0.1uF
0.1uF
R440
5.6K
+12V/+15V
+3.5V_ST
C445
0.1uF
16V
0.1uF
16V
OPT
+24V
C404
0.1uF
16V
R412
0
OPT
+3.3V_Normal
100
R420
ERROR_OUT
INV_CTL
R180
10K
OPT
R489
10K
R446
10K
OPT
R
4
4
1
5
6
K
1
/
1
6
W
1
%
R463
10K
OPT
+2.5V_Normal
C412
0.1uF
16V
0.1uF
16V
PD_+12V
R402
100
100
R415
100
100
+3.3V_Normal
R438
22K
22K
R443
10K
10K
A_DIM
R457
4.3K
4.3K
1/16W
1%
1%
C472
22uF
10V
L415
3.6uH
NR8040T3R6N
IC408-*1
APX803D29
PWR_DET_ON_DIODES
1
GND
3
VCC
2
RESET
IC409-*1
APX803D29
PD_+12V_PWR_DET_DIODES
1
GND
3
VCC
2
RESET
C436
0.01uF
50V
0.01uF
C448
3300pF
50V
C488
3300pF
R403
1.5K
1%
POWER_+24V
R405
2.2K
2.2K
PANEL_DISCHARGE_RES_2.2K
R407
2.2K
2.2K
PANEL_DISCHARGE_RES_2.2K
R448
2.7K
1%
PD_+12V
R450
0
5%
PD_+3.5V
R473
1
R482
8.2K
1%
POWER_+24V
R405-*1
3K
PANEL_DISCHARGE_RES_3K
R407-*1
3K
PANEL_DISCHARGE_RES_3K
PWM1
R408
100
FOR 200HZ PWM_DIM2
R184
33
FOR LPB MODEL
P407
12507WR-08L
FOR LPB MODEL
1
2
3
4
5
6
7
8
9
R183
33
FOR LPB MODEL
I2C_SDA
I2C_SCL
C409
0.015uF
50V
0.015uF
50V
0.015uF
Q400
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
Q401
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
Q405
MMBT3904(NXP)
E
B
C
Q406
MMBT3904(NXP)
MMBT3904(NXP)
OPT
E
B
C
Q407
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
C447
0.33uF
16V
+12V/+15V
R608
12K
12K
R410
10K
L401
L425
BLM18PG121SN1D
+5V_Normal
C4072
100pF
100pF
OPT
C420
22uF
16V
22uF
16V
C405
10uF
25V
10uF
25V
OPT
C492
22uF
16V
22uF
16V
OPT
L406
3.6uH
IC401
AOZ1051PI
3
AGND
2
VIN
4
FB
1
PGND
5
COMP
6
EN
7
SS
8
NC
9
[EP]LX
R609
11K
11K
1%
R416
56K
56K
1%
+5V_USB
R423
12K
1%
C4073
0.1uF
16V
0.1uF
16V
OPT
C4074
0.1uF
16V
0.1uF
16V
OPT
C4075
10uF
25V
10uF
25V
R447
1.2K
1/16W
1%
PD_+12V
Q402
MMBT3906(NXP)
1
2
3
R610
33K
OPT
Q403
AO3407A
G
D
S
C494
2200pF
50V
2200pF
50V
C493
0.01uF
50V
0.01uF
50V
C438
0.1uF
25V
0.1uF
25V
C455
0.1uF
25V
0.1uF
25V
NON_CI_CAP
C451
0.1uF
25V
OPT
C442
10uF
25V
25V
OPT
R611
0
0
NON_PSU_T120_LGD
R606
3.9K
PWM_PULL-DOWN_3.9K
R606-*1
1K
PWM_PULL-DOWN_1K
R445
100
R447-*1
5.1K
1/16W
1%
PD_KR_42_LIPS
R450-*1
100
5%
PD_KR_42_LIPS
L412
CIS21J121
120
L403
BLM18SG700TN1D
L/DIM_SCLK
L/DIM_MOSI
R612
33
33
FOR LPB MODEL_L/DIM
R613
33
33
FOR LPB MODEL_L/DIM
R614
33
33
FOR LPB MODEL_L/DIM
R615
10K
OPT
R616
10K
OPT
R617
4.7K
FOR LPB MODEL_L/DIM
L/DIM_VS
+3.3V_Normal
FROM LIPS & POWER B/D
R2
+1.5V_DDR
’ERROR_OUT’ is used for
lamp(CCFL/EEFL) models.
In other words,
LED models need not use.
lamp(CCFL/EEFL) models.
In other words,
LED models need not use.
New item
Power_DET
24V-->3.78V --> 3.92V (3.79V)
12V -->3.58V --> 3.82V (3.68V)
Vd=550mV
+2.5V/+1.8V
R1
+3.3V_Normal
Vout=0.8*(1+R1/R2)=1.5319
Vout=0.827*(1+R1/R2)=1.225V
Not used :
only for small(ready)
only for small(ready)
R1
R2
$ 0.165
S7LR core 1.2V volt
ST_3.5V--> 3.375V --> 3.46V
+3.5V_ST -> 3.375V
780 mA
Max 1000mA
18.5V-->3.5V --> 3.75V (3.59V)
300 mA
1.5A
PANEL_POWER
3A
20V-->3.51V --> 3.76V (3.59V)
[To LED DRIVER]
FOR LPB Download
+5V_USB
R2
3A
R1
2000 mA
Vout=0.8*(1+R1/R2)
LOCAL DIMMING
Click on the first or last page to see other 42LM5800 (CHASSIS:LA21B) service manuals if exist.