42LF7300 - LG TV Service Manual (repair manual). Page 40

Read LG 42LF7300 Service Manual online

5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
RF_CVBS
AUDI_L1
AUDI_R1
AUDI_L2
AUDI_R2
AUDI_L3
AUDI_R3
AUDI_L4
AUDI_R4
AUDI_L5
AUDI_R5
AUDI_L1
AUDI_R1
AUDI_L2
AUDI_R2
AUDI_L3
AUDI_R3
AUDI_L4
AUDI_R4
AUDI_L5
AUDI_R5
SC2_CVBS_OUT
RF_CVBS
SC2_CVBS_OUT
+1V2
+1V2
+5V
+3V3_D
+3V3_D
+3V3_D
+3V3_D
+3V3_D
FB1
15
PC_R
13
PC_G
13
PC_B
13
SCART1_G
15
COMP_Y
17
SCART1_B
15
COMP_Pb
17
SCART1_R
15
COMP_Pr
17
SCART1_CVBS 15
SCART2_CVBS 16
RF_CVBS
28
PC_HSYNC
13
PC_VSYNC
13
SIF
28
SCART1_LO
15
SCART1_RO
15
SCART2_LO
16
SCART2_RO
16
SCART1_LI
15
SCART1_RI
15
SCART2_LI
16
SCART2_RI
16
PC_LI
13
PC_RI
13
COMP_LI
17
COMP_RI
17
CVBS_LI
17
CVBS_RI
17
SC2_CVBSO 16
SC1_CVBSO 15
HP_L_OUT
18
HP_R_OUT
18
AV_CVBS
17
ST_CVBS_OUT 42
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-09
10
DOUGLAS[AV INPUT]
LGE HD T+C
LF7300
9
43
Wednesday, April 15, 2009
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-09
10
DOUGLAS[AV INPUT]
LGE HD T+C
LF7300
9
43
Wednesday, April 15, 2009
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-09
10
DOUGLAS[AV INPUT]
LGE HD T+C
LF7300
9
43
Wednesday, April 15, 2009
Video 6dB Amplifier
2Vrms
R158
103/1005
R158
103/1005
C104
104p/16V/1005
C104
104p/16V/1005
C131
105p/16V/1005
C131
105p/16V/1005
C90
104p/16V/1005
C90
104p/16V/1005
R134
200/1005
R134
200/1005
C93
104p/16V/1005
C93
104p/16V/1005
C146
104p/16V/1005
C146
104p/16V/1005
C110
104p/16V/1005
C110
104p/16V/1005
R132
200/1005
R132
200/1005
C148
106p/16V/2012
C148
106p/16V/2012
TP82
PCB_TP08 TP82
PCB_TP08
1
R168
392/1005
R168
392/1005
C102
104p/16V/1005
C102
104p/16V/1005
R128
200/1005
R128
200/1005
C122
104p/16V/1005
C122
104p/16V/1005
R131
200/1005
R131
200/1005
R162
103/1005
R162
103/1005
C108
104p/16V/1005
C108
104p/16V/1005
C127
104p/16V/1005
C127
104p/16V/1005
R154
OPEN-102/1005
R154
OPEN-102/1005
C128
104p/16V/1005
C128
104p/16V/1005
C87
106p/16V/2012
C87
106p/16V/2012
C91
104p/16V/1005
C91
104p/16V/1005
R174
392/1005
R174
392/1005
C94
104p/16V/1005
C94
104p/16V/1005
R149
200/1005
R149
200/1005
TP81
PCB_TP08
TP81
PCB_TP08
1
R160
103/1005
R160
103/1005
TP83
PCB_TP08
TP83
PCB_TP08
1
R147
200/1005
R147
200/1005
C116
104p/16V/1005
C116
104p/16V/1005
L19
BLM18PG121SN1D
L19
BLM18PG121SN1D
C124
106p/16V/2012
C124
106p/16V/2012
C135
105p/16V/1005
C135
105p/16V/1005
R164
103/1005
R164
103/1005
C121
104p/16V/1005
C121
104p/16V/1005
U14
FMS6143
U14
FMS6143
IN1
1
IN2
2
IN3
3
VCC
4
OUT1
8
OUT2
7
OUT3
6
GND
5
L17
BLM18PG121SN1D
L17
BLM18PG121SN1D
C151
106p/16V/2012
C151
106p/16V/2012
C107
104p/16V/1005
C107
104p/16V/1005
C147
106p/16V/2012
C147
106p/16V/2012
C139
104p/16V/1005
C139
104p/16V/1005
C130
104p/16V/1005
C130
104p/16V/1005
C89
104p/16V/1005
C89
104p/16V/1005
R173
392/1005
R173
392/1005
C115
104p/16V/1005
C115
104p/16V/1005
L16
BLM18PG121SN1D
L16
BLM18PG121SN1D
C142
105p/16V/1005
C142
105p/16V/1005
R137
200/1005
R137
200/1005
R143
200/1005
R143
200/1005
R139
200/1005
R139
200/1005
R135
57R6/F/1005
R135
57R6/F/1005
C120
104p/16V/1005
C120
104p/16V/1005
C152
104p/16V/1005
C152
104p/16V/1005
R138
200/1005
R138
200/1005
R170
OPEN-750/F/1005
R170
OPEN-750/F/1005
C134
105p/16V/1005
C134
105p/16V/1005
C113
104p/16V/1005
C113
104p/16V/1005
R152
200/1005
R152
200/1005
R140
57R6/F/1005
R140
57R6/F/1005
R150
200/1005
R150
200/1005
R144
200/1005
R144
200/1005
R169
392/1005
R169
392/1005
C105
104p/16V/1005
C105
104p/16V/1005
C111
104p/16V/1005
C111
104p/16V/1005
L20
BLM18PG121SN1D
L20
BLM18PG121SN1D
L21
BLM18PG300SN1D
L21
BLM18PG300SN1D
C109
104p/16V/1005
C109
104p/16V/1005
C119
104p/16V/1005
C119
104p/16V/1005
C150
470uF/16V/BXJ/S
C150
470uF/16V/BXJ/S
R171
392/1005
R171
392/1005
R136
200/1005
R136
200/1005
C125
104p/16V/1005
C125
104p/16V/1005
C132
105p/16V/1005
C132
105p/16V/1005
R175
392/1005
R175
392/1005
C112
104p/16V/1005
C112
104p/16V/1005
R130
200/1005
R130
200/1005
C99
106p/16V/2012
C99
106p/16V/2012
C98
104p/16V/1005
C98
104p/16V/1005
R167
392/1005
R167
392/1005
C138
106p/16V/2012
C138
106p/16V/2012
C133
105p/16V/1005
C133
105p/16V/1005
R163
103/1005
R163
103/1005
R148
200/1005
R148
200/1005
TP85
PCB_TP08
TP85
PCB_TP08
1
U102B
FLI10620H
U102B
FLI10620H
SV1P
D3
A1P
C2
B1P
B1
C1P
C1
AN
D2
SV2P
F3
A2P
E2
B2P
D1
C2P
E1
BN
F2
SV3P
H3
A3P
G2
B3P
G1
C3P
H1
CN
H2
SV4P
J3
B_GRA
J2
G_GRA
J1
R_GRA
K1
SVN
K2
AHS_ACS
J6
AVS
H6
2WIRE_S0_SCL
A12
2WIRE_S0_SDA
B12
AUD_IN_L1
M3
AUD_IN_R1
M4
AUD_IN_L2
M1
AUD_IN_L3
N5
AUD_IN_L4
N3
AUD_IN_L5
N1
AUD_IN_R2
M2
AUD_IN_R3
M5
AUD_IN_R4
N4
AUD_IN_R5
N2
AUD_VREFP
L3
AUD_VREFN
L4
AUD_VCM
L5
SCART_FB
G6
ADC_VDDA33
E4
ADC_VDDA33
F4
ADC_VDDA33
G4
ADC_VDDA33
H4
ADC_VDDA33
K4
ADC_GNDA
E3
ADC_GNDA
F1
ADC_GNDA
G3
A4P
K3
ADC_GNDA
F5
ADC_GNDA
G5
ADC_GNDA
H5
ADC_GNDA
J5
ADC_GNDA
K5
SIF_RTN
M6
AUD_AVSS12
N6
AUD_AVDD12
P6
AUD_AVDD12
R6
AUD_MONO_IN
L6
B4P
L2
AUD_AVSS33
P2
AUD_AVSS33
P1
C4P
L1
AUD_AVDD33
T6
AUD_AVDD33
T5
VOUT2
J4
SIF_IN
K6
C88
103p/50V/1005
C88
103p/50V/1005
U102H
FLI10620H
U102H
FLI10620H
OOB_CTX
W1
OOB_CRX
W2
OOB_DRX
W3
CDI_VALID
AH6
CDI_CLK
AH7
CDI_SYNC
AJ6
CDI_D0
AJ7
CDI_ERROR
AJ5
C153
106p/16V/2012
C153
106p/16V/2012
R155
103/1005
R155
103/1005
C145
106p/16V/2012
C145
106p/16V/2012
TP87
PCB_TP08
TP87
PCB_TP08
1
R165
OPEN-750/F/1005
R165
OPEN-750/F/1005
C96
104p/16V/1005
C96
104p/16V/1005
R176
392/1005
R176
392/1005
C123
104p/16V/1005
C123
104p/16V/1005
C149
470uF/16V/BXJ/S
C149
470uF/16V/BXJ/S
R141
200/1005
R141
200/1005
C118
104p/16V/1005
C118
104p/16V/1005
TP84
PCB_TP08
TP84
PCB_TP08
1
C103
104p/16V/1005
C103
104p/16V/1005
R159
103/1005
R159
103/1005
C106
104p/16V/1005
C106
104p/16V/1005
R166
392/1005
R166
392/1005
C114
104p/16V/1005
C114
104p/16V/1005
L18
BLM18PG121SN1D
L18
BLM18PG121SN1D
C100
104p/16V/1005
C100
104p/16V/1005
R151
57R6/F/1005
R151
57R6/F/1005
C136
105p/16V/1005
C136
105p/16V/1005
R172
392/1005
R172
392/1005
U102I
FLI10620H
U102I
FLI10620H
AUD_OUT2_R
T4
LS_OUT_SW
R5
LS_OUT_L
R3
LS_OUT_R
R4
AUD_AVSS33
P3
AUD_OUT_HP_L
T1
AUD_OUT_HP_R
T2
VDAC_BU_P
AJ1
VDAC_BU_N
AH1
VDAC_GY_YC_P
AJ3
VDAC_GY_YC_N
AH3
VDAC_RV_P
AJ2
VDAC_RV_N
AH2
VDAC_COMP
AG5
VDAC_RSET
AH4
AUDIO_MUTE
AE1
VDAC_AVDD33
AF5
VDAC_AVDD33
AF6
VDAC_AVSS33
AD7
VDAC_AVDD33
AE6
VDAC_AVSS33
AG4
AUD_AVSS33
P5
AUD_AVSS33
P4
AUD_OUT2_L
T3
AUD_HP_AVSS33
U1
AUD_AVDD33
U4
AUD_AVDD33
U5
AUD_OUT1_L
R1
AUD_OUT1_R
R2
AUD_AVDD33
U3
AUD_HP_AVDD33
U2
VDAC_VSS12
AC6
VDAC_VDD12
AD6
R133
200/1005
R133
200/1005
C144
104p/16V/1005
C144
104p/16V/1005
R145
57R6/F/1005
R145
57R6/F/1005
R142
200/1005
R142
200/1005
C141
105p/16V/1005
C141
105p/16V/1005
C97
103p/50V/1005
C97
103p/50V/1005
TP78
PCB_TP08
TP78
PCB_TP08
1
R156
103/1005
R156
103/1005
TP86
PCB_TP08
TP86
PCB_TP08
1
R153
57R6/F/1005
R153
57R6/F/1005
C143
105p/16V/1005
C143
105p/16V/1005
TP79
PCB_TP08
TP79
PCB_TP08
1
C126
104p/16V/1005
C126
104p/16V/1005
C101
106p/16V/2012
C101
106p/16V/2012
R146
182/F/1005
R146
182/F/1005
C140
104p/16V/1005
C140
104p/16V/1005
C92
104p/16V/1005
C92
104p/16V/1005
C137
105p/16V/1005
C137
105p/16V/1005
C129
104p/16V/1005
C129
104p/16V/1005
C95
104p/16V/1005
C95
104p/16V/1005
R129
200/1005
R129
200/1005
R161
103/1005
R161
103/1005
TP80
PCB_TP08 TP80
PCB_TP08
1
C117
104p/16V/1005
C117
104p/16V/1005
R157
103/1005
R157
103/1005
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
TXA0-
TXA0+
TXA1-
TXA1+
TXA2-
TXA2+
TXACLK-
TXACLK+
TXA3-
TXA3+
TXA4-
TXA4+
TXB0-
TXB0+
TXB1-
TXB1+
TXB2-
TXB2+
TXBCLK-
TXBCLK+
TXB3-
TXB3+
TXB4-
TXB4+
PANEL_PWR
PANEL_PWR
TXB1+
TXB3-
TXA3-
TXA3+
TXA2+
TXB2+
TXA1-
TXB2-
TXACLK-
TXA0-
TXA4+
TXACLK+
TXB0-
TXB4-
TXA0+
TXB4+
TXB1-
TXB0+
TXB3+
TXA1+
TXBCLK+
TXA4-
TXBCLK-
TXA2-
OPC_CONTROL
BIT_SELECT
OPC_CONTROL
BIT_SELECT
+3V3_A
MODULE_POWER
MODULE_POWER
+12V
+3V3D
+3V3D
+3V3D
+3V3D
TXA0-
22
TXA0+
22
TXA1-
22
TXA1+
22
TXA2-
22
TXA2+
22
TXACLK-
22
TXACLK+
22
TXA3-
22
TXA3+
22
TXA4-
22
TXA4+
22
TXB0-
22
TXB0+
22
TXB1-
22
TXB1+
22
TXB2-
22
TXB2+
22
TXBCLK-
22
TXBCLK+
22
TXB3-
22
TXB3+
22
TXB4-
22
TXB4+
22
PWM_DIM_IN
1,22
PWM_DIM_OUT
1,22
BIT_SEL
5
OPC_CTL
5
OPC_CONTROL
22
BIT_SELECT 22
OPC_CTL1
5
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-10
10
DOUGLAS[LVDS]
LGE HD T+C
LF7300
10
43
Wednesday, April 15, 2009
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-10
10
DOUGLAS[LVDS]
LGE HD T+C
LF7300
10
43
Wednesday, April 15, 2009
Title
Size
Document Number
Rev
Date:
Sheet
of
LF7300-MAIN-10
10
DOUGLAS[LVDS]
LGE HD T+C
LF7300
10
43
Wednesday, April 15, 2009
PANEL CONTROL
3
5
1
2
4
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
TOP View
[LVDS Select] : 41Pin
‘H’ =JEIDA
‘L’ or NC = VESA
‘L’ = 8Bits
‘H/NC’  = 10Bits
‘H’ =Enable
‘L’ or NC = Disable
S2
ⵌ㜵
TP301
PCB_TP10
TP301
PCB_TP10
1
TP303
PCB_TP10
TP303
PCB_TP10
1
C263
104p/16V/1005
C263
104p/16V/1005
R182
OPEN-332/1005
R182
OPEN-332/1005
JP261
OPEN-FW12501-41AR
JP261
OPEN-FW12501-41AR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
R563
OPEN-000/1005
R563
OPEN-000/1005
TP321
PCB_TP10
TP321
PCB_TP10
1
R267
103/1005
R267
103/1005
L262
BLM18PG121SN1D
L262
BLM18PG121SN1D
TP294
PCB_TP10
TP294
PCB_TP10
1
TP296
PCB_TP10
TP296
PCB_TP10
1
C262
104p/16V/1005
C262
104p/16V/1005
TP295
PCB_TP10
TP295
PCB_TP10
1
TP313
PCB_TP15
TP313
PCB_TP15
1
TP309
PCB_TP10
TP309
PCB_TP10
1
RN270
330*2
RN270
330*2
1
2
3
4
TP304
PCB_TP10
TP304
PCB_TP10
1
TP306
PCB_TP10
TP306
PCB_TP10
1
R180
OPEN-103/1005
R180
OPEN-103/1005
R181
OPEN-472/1005
R181
OPEN-472/1005
TP291
PCB_TP10
TP291
PCB_TP10
1
U102E
FLI10620H
U102E
FLI10620H
PBIAS
B21
PPWR
A21
LVTX_ODD_CH0N_DISP23
AH29
LVTX_ODD_CH0P_DISP22
AJ29
LVTX_ODD_CH1N_DISP21
AH28
LVTX_ODD_CH1P_DISP20
AJ28
LVTX_ODD_CH2N_DISP19
AH27
LVTX_ODD_CH2P_DISP18
AJ27
LVTX_ODD_CLKN_DISP17
AH26
LVTX_ODD_CLKP_DISP16
AJ26
LVTX_ODD_CH3N_DISP15
AH25
LVTX_ODD_CH3P_DISP14
AJ25
LVTX_ODD_CH4N_DISP3
AH24
LVTX_ODD_CH4P_DISP2
AJ24
LVTX_ODD_CH5N_DISPCLK
AG29
LVTX_ODD_CH5P_DISPDE
AG28
LVTX_EVN_CH0N_DISP13
AH23
LVTX_EVN_CH0P_DISP12
AJ23
LVTX_EVN_CH1N_DISP11
AF23
LVTX_EVN_CH1P_DISP10
AG23
LVTX_EVN_CH2N_DISP9
AH22
LVTX_EVN_CH2P_DISP8
AJ22
LVTX_EVN_CLKN_DISP7
AF22
LVTX_EVN_CLKP_DISP6
AG22
LVTX_EVN_CH3N_DISP5
AH21
LVTX_EVN_CH3P_DISP4
AJ21
LVTX_EVN_CH4N_DISP1
AF21
LVTX_EVN_CH4P_DISP0
AG21
LVTX_EVN_CH5N_DISPVS
AG25
LVTX_EVN_CH5P_DISPHS
AG24
LVTX_VDD33
AF24
LVTX_VDD33
AE21
LVTX_VDD33
AE22
LVTX_PLL_VDD33
AG26
LVTX_VSS
AD21
LVTX_VSS
AD22
LVTX_VSS
AE23
LVTX_VSS
AG27
TP308
PCB_TP10
TP308
PCB_TP10
1
TP310
PCB_TP10
TP310
PCB_TP10
1
TP312
PCB_TP10
TP312
PCB_TP10
1
RN261
330*2
RN261
330*2
1
2
3
4
R266
472/1005
R266
472/1005
TP305
PCB_TP10
TP305
PCB_TP10
1
R265
472/1005
R265
472/1005
RN268
330*2
RN268
330*2
1
2
3
4
R372
OPEN-000/1005
R372
OPEN-000/1005
TP289
PCB_TP10
TP289
PCB_TP10
1
TP300
PCB_TP10
TP300
PCB_TP10
1
Q19
OPEN-MMBT4401
Q19
OPEN-MMBT4401
1
2
3
R562
OPEN-000/1005
R562
OPEN-000/1005
RN264
330*2
RN264
330*2
1
2
3
4
RN271
330*2
RN271
330*2
1
2
3
4
C264
106p/25V/3216
C264
106p/25V/3216
TP290
PCB_TP10
TP290
PCB_TP10
1
R371
OPEN-000/1005
R371
OPEN-000/1005
TP311
PCB_TP10
TP311
PCB_TP10
1
TP318
PCB_TP10
TP318
PCB_TP10
1
TP320
PCB_TP10
TP320
PCB_TP10
1
TP298
PCB_TP10
TP298
PCB_TP10
1
TP319
PCB_TP10
TP319
PCB_TP10
1
R179
OPEN-511/1005
R179
OPEN-511/1005
Q18
OPEN-MMBT4401
Q18
OPEN-MMBT4401
1
2
3
RN272
330*2
RN272
330*2
1
2
3
4
R184
OPEN-103/1005
R184
OPEN-103/1005
R183
OPEN-000/1005
R183
OPEN-000/1005
R268
000/1005
R268
000/1005
TP302
PCB_TP10
TP302
PCB_TP10
1
C266
475p/16V/3216
C266
475p/16V/3216
Q261
IRLML6402TRPBF
Q261
IRLML6402TRPBF
2
1
3
L261
BLM18PG121SN1D
L261
BLM18PG121SN1D
RN265
330*2
RN265
330*2
1
2
3
4
C267
104p/50V
C267
104p/50V
TP292
PCB_TP10
TP292
PCB_TP10
1
RN267
330*2
RN267
330*2
1
2
3
4
C261
106p/16V/2012
C261
106p/16V/2012
RN266
330*2
RN266
330*2
1
2
3
4
TP297
PCB_TP10
TP297
PCB_TP10
1
RN269
330*2
RN269
330*2
1
2
3
4
TP299
PCB_TP10
TP299
PCB_TP10
1
C265
104p/50V
C265
104p/50V
RN263
330*2
RN263
330*2
1
2
3
4
Q262
MMBT4401
Q262
MMBT4401
1
2
3
RN262
330*2
RN262
330*2
1
2
3
4
TP293
PCB_TP10
TP293
PCB_TP10
1
L264
BLM31PG121SN1L
L264
BLM31PG121SN1L
TP307
PCB_TP10
TP307
PCB_TP10
1
C268
106p/25V/3216
C268
106p/25V/3216
R178
OPEN-472/1005
R178
OPEN-472/1005
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