LG 42LH20FD (CHASSIS:LT91A) 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.
+3.3V_AVDD
+1.8V_DDR
+3.3V_S6
BLM18PG121SN1D
L202
+3.3V
+3.3V_S6
BLM18PG121SN1D
L203
+3.3V_S6
+3.3V_S6
BLM18PG121SN1D
L201
+3.3V_VDDP
+3.3V
+1.8V_DDR
+3.3V_AVDD_MPLL
+1.26V_VDDC
+1.26V_VDDC
+3.3V_VDDP
0 . 1 u F
C264
0 . 1 u F
C274
0 . 1 u F
C268
0 . 1 u F
C261
0 . 1 u F
C272
0 . 1 u F
C251
0 . 1 u F
C253
0 . 1 u F
C248
0 . 1 u F
C265
0 . 1 u F
C276
0 . 1 u F
C255
0 . 1 u F
C270
0 . 1 u F
C263
0 . 1 u F
C254
0 . 1 u F
C262
0 . 1 u F
C258
0 . 1 u F
C249
0 . 1 u F
C260
0 . 1 u F
C267
0 . 1 u F
C246
0 . 1 u F
C252
0 . 1 u F
C256
0 . 1 u F
C281
0 . 1 u F
C279
0 . 1 u F
C291
0 . 1 u F
C296
0 . 1 u F
C271
0 . 1 u F
C273
0 . 1 u F
C275
0 . 1 u F
C277
0 . 1 u F
C301
0 . 1 u F
C285
0 . 1 u F
C283
0 . 1 u F
C305
0 . 1 u F
C307
0 . 1 u F
C287
0 . 1 u F
C302
0 . 1 u F
C298
0 . 1 u F
C308
0 . 1 u F
C290
0 . 1 u F
C293
0 . 1 u F
C294
0 . 1 u F
C304
0 . 1 u F
C300
0 . 1 u F
C299
0 . 1 u F
C289
0 . 1 u F
C309
0 . 1 u F
C282
0 . 1 u F
C284
0 . 1 u F
C306
0 . 1 u F
C278
0 . 1 u F
C303
0 . 1 u F
C297
0 . 1 u F
C313
0 . 1 u F
C310
0 . 1 u F
C292
0 . 1 u F
C280
330uF
4V
4V
C245
OPT
330uF
4V
4V
C269
OPT
0 . 1 u F
C266
0 . 1 u F
C257
0 . 1 u F
C259
+3.3V_S6
0 . 1 u F
C288
0 . 1 u F
C311
0 . 1 u F
C286
0 . 1 u F
C312
10uF
C314
10uF
C315
10uF
6.3V
6.3V
C295
HDMI2_SDA
2 . 2 u F
C237
0 . 0 4 7 u F
C208
LVDS_B4-
006:H15
100
R250
0
R249
HDMI2_SCL
0 . 1 u F
C241
47
R291
0 . 1 u F
C239
2 . 2 u F
C230
LVDS_A0+
006:H13
0 . 0 4 7 u F
C212
47
R264
LVDS_A0-
006:H14
100
R288
0
R248
0 . 0 4 7 u F
C219
0 . 0 4 7 u F
C211
2 . 2 u F
C226
LVDS_A4-
006:H10
0 . 0 4 7 u F
C207
0 . 1 u F
C223
0 . 0 4 7 u F
C214
0 . 0 4 7 u F
C213
47
R266
HDMI_CEC
007:AK23
DSUB_G
0 0 5 : E 2 3
100
R271
47
R270
2 . 2 u F
C229
47
R290
0 . 0 4 7 u F
C217
47
R256
22pF
OPT
C243
4 . 7 u F
C225
+3.3V
HDMI2_RX0-
47
R260
47
R273
0 . 0 4 7 u F
C218
47
R263
100
R285
LVDS_B0+ 0 0 6 : H 1 8 ; 0 0 6 : Z 1 5 ; 0 0 6 : A I 1 6
10K
R246
22
R282
MS_LRCH
008:K17
SPDIF_OUT
005:AA3
1uF
C224
47
R255
10uF 6.3V
C222
LVDS_B2- 0 0 6 : H 1 7 ; 0 0 6 : Z 1 3 ; 0 0 6 : A I 1 4
0 . 0 4 7 u F
C216
0 . 0 4 7 u F
C204
FE_SIF
004:H5
LVDS_B0- 0 0 6 : H 1 8 ; 0 0 6 : Z 1 5 ; 0 0 6 : A I 1 6
HDMI2_CLK+
HDMI2_RX2+
22pF
OPT
C250
0 . 1 u F
C238
LVDS_BC-
006:H16
0 . 1 u F
C220
0 . 1 u F
C221
LVDS_AC+
006:H11
2 . 2 u F
C231
0 . 0 4 7 u F
C201
LVDS_B1+ 0 0 6 : H 1 7 ; 0 0 6 : Z 1 4 ; 0 0 6 : A I 1 5
2 . 2 u F
C233
47
R258
HDMI2_CLK-
0 . 0 4 7 u F
C206
47
R262
47
R265
100
R287
AUDIO_MASTER_CLK
008:K12
22
R274
MS_LRCK
008:K17
HDMI2_RX0+
HDMI2_RX1+
390
1%
R277
Check
22
R280
FE_VMAIN
004:H8
2 . 2 u F
C236
LVDS_A1-
006:H13
PC_L_IN
005:AB10
LVDS_A2-
006:H12
0 . 0 4 7 u F
C210
22
R283
DSUB_R
0 0 5 : E 2 5
2 . 2 u F
C227
DSUB_VSYNC
0 0 5 : E 2 1
10K
R247
100
R289
LVDS_A2+
006:H12
0 . 0 4 7 u F
C205
0 . 1 u F
C242
DSUB_HSYNC
0 0 5 : E 2 1
LVDS_B1- 0 0 6 : H 1 8 ; 0 0 6 : Z 1 4 ; 0 0 6 : A I 1 5
LVDS_A3+
006:H10
0 . 0 4 7 u F
C203
0 . 0 4 7 u F
C202
47
R259
PC_R_IN
005:AB9
HDMI2_RX2-
HDMI2_RX1-
22pF
OPT
OPT
C247
22
R275
100
R286
22pF
OPT
C244
47
R272
47
R269
100
R284
LVDS_B3- 0 0 6 : H 1 5 ; 0 0 6 : Z 1 1 ; 0 0 6 : A I 1 2
LVDS_B3+ 0 0 6 : H 1 5 ; 0 0 6 : Z 1 1 ; 0 0 6 : A I 1 2
0 . 1 u F
C240
MS_SCK
008:K17
LVDS_B2+ 0 0 6 : H 1 7 ; 0 0 6 : Z 1 3 ; 0 0 6 : A I 1 4
LVDS_BC+
006:H16
2 . 2 u F
C232
47
R267
LVDS_A3-
006:H11
0 . 0 4 7 u F
C215
LVDS_AC-
006:H11
100
R257
LVDS_A1+
006:H13
DSUB_B
0 0 5 : E 2 2
2 . 2 u F
C228
LVDS_A4+
006:H10
22
R281
LVDS_B4+
006:H14
470
R268
1000pF
50V
C209
COMP1_Pb_IN
0 0 5 : P 6
COMP1_Y_IN
0 0 5 : P 8
COMP1_Pr_IN
0 0 5 : P 6
AV1_CVBS_IN
0 0 5 : P 9
AV2_CVBS_IN
005:AM4
AV1_L_IN
0 0 5 : P 1 2
AV2_L_IN
005:AM5
AV2_R_IN
005:AM6
COMP1_R_IN
0 0 5 : P 4
COMP1_L_IN
0 0 5 : P 5
AV1_R_IN
0 0 5 : P 1 3
HDMI3_RX2-
HDMI3_RX0-
HDMI3_RX1+
HDMI3_RX0+
HDMI3_RX1-
HDMI3_RX2+
HDMI3_CLK-
HDMI3_SCL
HDMI3_SDA
HDMI3_CLK+
HDMI1_RX2-
HDMI1_RX0-
HDMI1_RX1+
HDMI1_RX0+
HDMI1_RX1-
HDMI1_RX2+
HDMI1_RX2+
HDMI1_CLK-
HDMI1_SCL
HDMI1_SDA
HDMI1_CLK+
HPD3
HPD1
HPD2
0
R243
100
R245
0
R244
0
R252
100
R253
100
R254
0
R251
100
R278
100
R279
470
R261
2 . 2 u F
16V
16V
C316
IC100
LGE3369A (Saturn6 Non RM)
DIVX
RXACKP
F1
RXACKN
F2
RXA0P
G2
RXA0N
G3
RXA1P
H3
RXA1N
G1
RXA2P
H1
RXA2N
H2
DDCD_A_DA
A1
DDCD_A_CK
B2
HOTPLUG_A
A2
RXBCKP
C3
RXBCKN
B1
RXB0P
C1
RXB0N
C2
RXB1P
D2
RXB1N
D3
RXB2P
E3
RXB2N
D1
DDCD_B_DA
E1
DDCD_B_CK
F3
HOTPLUG_B
E2
RXCCKP
AE8
RXCCKN
AD8
RXC0P
AD9
RXC0N
AF8
RXC1P
AF9
RXC1N
AE9
RXC2P
AE10
RXC2N
AD10
DDCD_C_DA
AE7
DDCD_C_CK
AF7
HOTPLUG_C
AD7
CEC
J 3
HSYNC0/SC1_ID
N2
VSYNC0/SC1_FB
N1
RIN0P/SC1_R
P2
GIN0P/SC1_G
R3
BIN0P/SC1_B
R1
SOGIN0/SC1_CVBS
P3
RINM
P1
BINM
T3
GINM
R2
HSYNC1/DSUB_HSYNC
K3
VSYNC1/DSUB_VSYNC
K2
RIN1P/DSUB_R
L1
GIN1P/DSUB_G
L3
BIN1P/DSUB_B
K1
SOGIN1
L2
RIN2P/COMP_PR+
V1
GIN2P/COMP_Y+
V2
BIN2P/COMP_PB+
U1
SOGIN2
V3
VSYNC2
J 5
CVBS1/SC1_CVBS
U3
CVBS2/SC2_CVBS
U2
CVBS3/SIDE_CVBS
T1
VCOM1
T2
CVBS4/S-VIDEO_Y
M1
CVBS6/S-VIDEO_C
M2
CVBS5
N3
CVBS7
M3
CVBS0/RF_CVBS
W1
VCOM0
Y3
CVBSOUT0/SC2_MNTOUT
Y2
CVBSOUT1
AA2
LVA0P
AE16
LVA0M
AD16
LVA1P
AD15
LVA1M
AF16
LVA2P
AF15
LVA2M
AE15
LVA3P
AD13
LVA3M
AF14
LVA4P
AF13
LVA4M
AE13
LVACKP
AE14
LVACKM
AD14
LVB0P
AE20
LVB0M
AD20
LVB1P
AD19
LVB1M
AF20
LVB2P
AF19
LVB2M
AE19
LVB3P
AD17
LVB3M
AF18
LVB4P
AF17
LVB4M
AE17
LVBCKP
AE18
LVBCKM
AD18
AUR0
AA3
AUL0
Y1
AUR1
AE1
AUL1
AF3
AUR2
AE3
AUL2
AE2
AUR3
AA1
AUL3
AB1
AUR4
AB2
AUL4
AC2
AUR5
AB3
AUL5
AC3
SIF0P
W3
SIF0M
W2
SPDIF_IN
F11
SPDIF_OUT
E9
AUOUTR0/HP_ROUT
AF1
AUOUTL0/HP_LOUT
AF2
AUOUTR1/SC1_ROUT
AD3
AUOUTL1/SC1_LOUT
AD1
AUOUTR2/SC2_ROUT
AC1
AUOUTL2/SC2_LOUT
AD2
I2S_OUT_MCK
A8
I2S_OUT_WS
B7
I2S_OUT_BCK
C7
I2S_OUT_SD
D8
I2S_IN_SD
C8
VCLAMP
K4
REFP
H4
REFM
J 4
REXT
G4
AUCOM
AE5
AUVRM
AE4
AUVRP
AF4
AUVAG
AD4
LGE3369A (Saturn6 Non RM)
IC100
DIVX
VDDC_1
D16
VDDC_2
D17
VDDC_3
D18
VDDC_4
D19
VDDC_5
D20
VDDC_6
H18
VDDC_7
H19
VDDC_8
H20
VDDC_9
J 2 0
VDDC_10
K20
VDDC_11
L20
VDDC_12
M20
VDDC_13
P7
VDDC_14
R7
VDDC_15
T7
VDDC_16
T22
VDDC_17
U7
VDDC_18
U20
VDDC_19
U22
VDDC_20
V7
VDDC_21
V22
VDDC_22
W11
VDDC_23
W12
VDDC_24
W19
VDDC_25
W20
VDDC_26
W22
VDDC_27
Y22
VDDP_1
H9
VDDP_2
H10
VDDP_3
H11
VDDP_4
H12
VDDP_5
N20
VDDP_6
P20
VDDP_7
W9
VDDP_8
W10
AVDD_AU
W7
AVDD_DDR_1
G12
AVDD_DDR_2
G13
AVDD_DDR_3
H13
AVDD_DDR_4
H14
AVDD_DDR_5
H15
AVDD_DDR_6
H16
AVDD_DDR_7
W14
AVDD_DDR_8
W15
AVDD_DDR_9
W16
AVDD_DDR_10
W17
AVDD_DDR_11
W18
AVDD_MEMPLL_1
H17
AVDD_MEMPLL_2
T20
AVDD_MEMPLL_3
V20
AVDD_LPLL
R20
AVDD_MPLL
H7
AVDD_33_1
J 7
AVDD_33_2
K7
AVDD_33_3
L7
AVDD_33_4
M7
AVDD_33_5
N7
AVDD_DM
W8
AVDD_USB
H8
GND_2
E16
GND_3
E17
GND_4
E18
GND_5
F7
GND_6
L9
GND_7
L10
GND_8
L11
GND_9
L12
GND_10
L13
GND_11
L14
GND_12
L15
GND_13
L16
GND_14
L17
GND_15
L18
GND_16
M9
GND_17
M10
GND_18
M11
GND_19
M12
GND_20
M13
GND_21
M14
GND_22
M15
GND_23
M16
GND_24
M17
GND_25
M18
GND_26
N4
GND_27
N9
GND_28
N10
GND_29
N11
GND_30
N12
GND_31
N13
GND_32
N14
GND_33
N15
GND_34
N16
GND_35
N17
GND_36
N18
GND_37
P4
GND_38
P9
GND_39
P10
GND_40
P11
GND_41
P12
GND_42
P13
GND_43
P14
GND_44
P15
GND_45
P16
GND_46
P17
GND_47
P18
GND_48
R4
GND_49
R9
GND_50
R10
GND_51
R11
GND_52
R12
GND_53
R13
GND_54
R14
GND_55
R15
GND_56
R16
GND_57
R17
GND_58
R18
GND_59
T5
GND_60
T9
GND_61
T10
GND_62
T11
GND_63
T12
GND_64
T13
GND_65
T14
GND_66
T15
GND_67
T16
GND_68
T17
GND_69
T18
GND_70
U5
GND_71
W13
GND_72
Y21
GND_73
AA23
22
R292
22
R293
22
R294
22
R295
22
R296
22
R297
22
R298
22
R299
22
R300
22
R301
22
R302
22
R303
22
R304
22
R305
22
R306
22
R307
22
R308
22
R309
22
R310
22
R311
22
R312
22
R313
22
R314
22
R315
2 1 1
MSTAR_S6
VDDC : 970mA
VDDP : 102.3mA
AVDD_AU : 36.11mA
AVDD_MEMPLL : 23.77mA
AVDD_LPLL : 4.69mA
AVDD_33 : 281mA
AVDD_DM : 0.03mA
AVDD_OTG : 22.96mA
P I _ 0 8 0 7 1 9
TV/MNT
CVBS
AUDIO OUT
DSUB
COMP1
AUDIO IN
C l o s e t o I C
a s c l o s e a s p o s s i b l e
r e v 0
r e v 0
EAX60838501_MERCURY
Taiwan_LH20/LH30
Type A
Type D
2 0 0 9 . 0 2 . 1 0
EAX60838501
MAIN_2
LGE Use Only
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.
+1.8V_TU_XE
FE_SIF
0 0 2 : T 1 6
+1.8V_TU_CE
0 . 1 u F
16V
C432
DTV_IF_P
+1.8V_TU_XE
+3.3V_TU_XE
+5V_TUNER
0 . 1 u F
16V
16V
C462
AZ1117H-3.3
IC403
2
OUTPUT
3
INPUT
1
ADJ/GND
L414
TUNER_SIF_IF_N
+1.8V_TU_CE
0 . 1 u F
16V
16V
C475
+1.8V_TUNER
0 . 1 u F
16V
16V
C463
+3.3V_TU_CE
+3.3V_TU_CE
10K
R463
10K
R446
OPT
+5V_TUNER
DTV_IF_N
004:AK27
+1.8V_TUNER
100K
R449
OPT
22pF
C465
OPT
33
R458
1/16W
0
5%
R404
+3.3V_TUNER
0
OPT
R406
0
R435
+5V_TUNER
10uF
6.3V
6.3V
C467
0 . 1 u F
16V
16V
C474
18pF
50V
50V
C449
0 . 1 u F
16V
C424
0 . 1 u F
16V
16V
C471
FE_TUNER_SDA
1/16W
0
5%
R442
0 . 1 u F
16V
16V
C455
+1.8V_TU_CE
+3.3V_TU_CE
33
R448
0 . 1 u F
16V
C437
+3.3V_TU_XE
0 . 1 u F
C421
TUNER_CVBS_IF_P
+1.8V_TU_XE
XC5000
IC402
1
VDDA_1
2
IN1
3
GND_1
4
IN2
5
GND_2
6
EXTCHOKE
7
GND_3
8
VDDA_2
9
VDDA_3
10
VDDC_1
11
GND_4
12
VDDC_2
13
VDDC_3
14
VDDA_4
15
VAGC
16
VIF
17
VDDA_5
18
SIF
19
GND_5
20
VDDC_4
21
VDDA_6
22
GND_6
23
VDDD_1
24
TESTMODE
25
DDI1
26
VDDC_5
27
DDI2
28
ADDRSEL
29
X2
30
GND_7
31
X1
32
EXTREF
33
VDDD_2
34
SCL
35
SDA
36
GND_8
37
RESET
38
VI2C
39
VDDC_6
40
VREF_N
41
VREF_P
42
VDDC_7
43
VDDC_8
44
REXT
45
VDDA_7
46
GND_9
47
VDDC_9
48
VDDA_8
22pF
C464
OPT
+1.8V_TUNER
+5V_TUNER
FE_VMAIN
0 0 2 : E 2 2
6.8nH
L405
+3.3V_TU_XE
L415
+3.3V_TUNER
0.1uF
16V
C440
0.1uF
16V
C418
L413
+1.8V_TU_CE
AZ1117H-1.8TRE1(EH13A)
IC405
2
OUTPUT
3
INPUT
1
ADJ/GND
0
R424
0 . 1 u F
16V
C427
+5V_TUNER
+1.8V_TU_XE
33
R462
0 . 1 u F
16V
16V
C482
0 . 1 u F
16V
C435
10K
R464
0 . 1 u F
16V
16V
C477
0 . 1 u F
16V
C450
0.1uF
16V
C460
22uF
16V
16V
C457
+1.8V_TU_CE
0 . 1 u F
16V
16V
C480
0 . 1 u F
16V
16V
C466
4.99K
1%
R412
FE_TUNER_SDA
0 . 1 u F
16V
C445
0 . 1 u F
C420
33
R461
+3.3V_TU_CE
0
R453
0 . 1 u F
16V
16V
C452
18pF
50V
50V
C448
TUNER_SIF_IF_N
004:B2
0 . 1 u F
16V
16V
C472
DTV_IF_N
56pF
OPT
C416
22pF
50V
50V
C459
0 . 1 u F
16V
C431
56pF
C413
CM2012F2R2KT
L409
680
R411
0
R443
0
R416
22uF
16V
16V
C458
FE_TS_DATA
0
R436
82
R410
0 . 1 u F
16V
16V
C439
1000pF
50V
C419
IF_AGC
+3.3V_TU_CE
0 . 1 u F
16V
16V
C479
0
R414
TUNER_CVBS_IF_P
10uF
6.3V
6.3V
C468
0 . 1 u F
16V
16V
C470
+5V_TUNER
FE_TUNER_SCL
/DEMOD_RESET
0 0 1 : M 1 8 ; 0 0 4 : L 1
1/16W
0
5%
R405
DTV_IF_P
0 . 1 u F
C417
0 . 1 u F
16V
16V
C443
0 . 1 u F
16V
16V
C456
1K
R468
FE_TUNER_SCL
SAM2333
LD401
A2[GN]
C
A1[RD]
FE_TS_SYNC
001:AM18
0 . 1 u F
16V
16V
C476
L412
GND
0 . 1 u F
C422
1K
R472
0 . 1 u F
16V
C433
0 . 1 u F
16V
C434
FE_TS_VAL
1000pF
50V
C425
0 . 1 u F
16V
16V
C473
0 . 1 u F
16V
16V
C454
+3.3V_TU_CE
680
R401
10K
R444
+1.8V_TU_XE
IF_AGC
22uF
16V
16V
C453
+3.3V_TUNER
0 . 1 u F
16V
16V
C469
0
R413
FE_TS_CLK
0 . 1 u F
16V
16V
C451
22pF
50V
50V
C461
1K
R466
0 . 1 u F
16V
C426
2K
R441
CE6355
EAN60223501
IC404
1
VSS_1
2
VDD_1
3
VSS_2
4
CLK1
5
DATA1
6
IRQ
7
CVDD_1
8
VSS_3
9
RESET
10
SLEEP
11
STATUS
12
SADD4
13
VDD_2
14
VSS_4
15
SADD3
16
SADD2
17
SADD1
18
SADD0
19
CVDD_2
20
VSS_5
21
PLLVDD
22
PLLGND
23
XTI
24
XTO
25
VSS_6
26
PLLTEST
27
OSCMODE
28
AVDD
29
AGND_1
30
VIN
31
VIN
32
AGND_2
33
VDD_3
34
RFLEV
35
CLK2/GPP0
36
DATA2/GPP1
37
CVDD_3
38
VSS_7
39
CVDD_4
40
VSS_8
41
AGC2/GPP2
42
AGC1
43
GPP3
44
SMTEST
45
VDD_4
46
VSS_9
47
MOSTRT
48
MOVAL
49
MDO0
50
MDO1
51
MDO2
52
MDO3
53
MDO4
54
VDD_5
55
VSS_10
56
MDO5
57
MDO6
58
MDO7
59
CVDD_5
60
VSS_11
61
MOCLK
62
BKERR
63
MICLK
64
CVDD_6
390
R415
390
R409
390
R408
390
R421
0 . 1 u F
16V
16V
C442
0 . 1 u F
16V
16V
C411
0 . 1 u F
16V
16V
C430
0 . 1 u F
16V
16V
C410
1008CS-821XGLC
820nH 2%
L408
0 . 1 u F
16V
C436
0 . 1 u F
16V
C428
0 . 1 u F
16V
C429
0 . 1 u F
16V
C438
0 . 1 u F
16V
C441
ISA1530AC1
Q402
E
B
C
ISA1530AC1
Q401
E
B
C
ISA1530AC1
Q403
E
B
C
ISA1530AC1
Q404
Q404
E
B
C
/FE_RESET
MLF1608A2R7J
L402
MLF1608A2R7J
L407
270nH
L404
120pF
50V
C414
39pF
50V
C415
390nH
L406
20.48MHz
X402
RCLAMP0502B
D960
RCLAMP0502B
D961
0 . 1 u F
50V
50V
C989
OPT
1uF
50V
50V
C990
OPT
0 . 1 u F
50V
50V
C991
OPT
RF_SWITCH_SEL
+3.3V_TU_RFSW
+3.3V
+3.3V_TU_RFSW
1/10W
4.7K
5%
R992
1/10W
4.7K
5%
R993
LNA_SWITCH_SEL
+3.3V_TU_LNA
1 . 2 p F
50V
50V
C985
OPT
1 . 2 p F
50V
50V
C987
OPT
31.875MHz
X401
OPT
0 . 1 u F
16V
16V
C998
220
R422
100pF
50V
50V
C444
31.875MHz
X403
4
GND_2
1
X-TAL_1
2
GND_1
3
X-TAL_2
+3.3V_TU_RFSW
L416
+3.3V_TUNER
+3.3V_TU_LNA
L417
+3.3V_TUNER
1/10W
10
1%
R988
1/10W
270
1%
R987
+3.3V_ST
0 . 1 u F
16V
16V
C491
OPT
0 . 1 u F
16V
16V
C492
PE42742G-20
IC907
1
GND_1
3
RF1
7
GND_6
9
GND_7
10
GND_8
11
GND_9
12
GND_10
13
RF2
14
GND_11
15
GND_12
16
C2
17
C1
18
VSS/GND_13
19
GND_14
20
VDD
5
GND_4
8
RFC
6
GND_5
4
GND_3
2
GND_2
3 . 3 p F
50V
50V
C988
12nH
L984
12nH
L983
3 . 3 p F
50V
50V
C986
0.01uF
50V
C1001
0.01uF
50V
C1004
TB7601TU
IC908
3
VM
2
GND
4
OUTPUT
1
INPUT
6
VCC
5
VOUT
100
R437
100
R438
L411
L410
6 . 8 p F
50V
50V
C423
6 . 8 p F
50V
50V
C409
100
R470
KCN-BT-2-0082
JK705
1
2
KCN-BT-2-0082
JK704
1
2
15pF
50V
C446
15pF
50V
C447
4 1 1
2%
2%
EAX60838501_MERCURY
Taiwan_LH20/LH30
X403 =>C446, C447
18pF => 15pF
EAX60838501
2 0 0 9 . 0 2 . 1 0
TUNER
LGE Use Only
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.
DSUB_B
0 0 2 : E 1 8
ISP_RXD
001:Y14
OPT
C510
470K
R501
220pF
50V
C518
0
R534
KCN-DS-1-0088
P503
1
2
3
4
5
6
7
8
9
10
PC_L_IN
0 0 2 : S 1 5
MAX3232CDR
IC502
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
100
R551
KCN-DS-1-0089
P501
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
DSUB_G
0 0 2 : E 1 8
0
R508
OPT
C509
DSUB_R
0 0 2 : E 1 7
100pF
50V
C501
220pF
50V
C519
4.7K
R549
OPT
C511
470K
R502
DBG_TX
0
R557
OPT
22
R540
1K
R546
0
R533
DBG_RX
ISP_TXD
+5V_ST
100pF
50V
C502
+5V_ST
0
R543
OPT
+3.3V
0
R507
P E J 0 2 4 - 0 1
JK501
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
22
R542
0 . 1 u F
50V
50V
C528
PC_R_IN
0 0 2 : S 1 5
4.7K
R548
DSUB_HSYNC
0 0 2 : E 1 7
DSUB_VSYNC
0 0 2 : E 1 7
DSUB_DET
100
R553
0 . 1 u F
16V
C515
EDID_WP
ENKMC2838-T112
D519
A1
C
A2
+5V_ST
4.7K
R545
0 . 0 4 7 u F
25V
C523
0 . 3 3 u F
16V
16V
C521
0 . 3 3 u F
16V
C517
0 . 3 3 u F
16V
16V
C522
CAT24C02WI-GT3
IC501
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
30V
D513
ADUC30S03010L_AMODIODE
30V
D514
ADUC30S03010L_AMODIODE
30V
D515
ADUC30S03010L_AMODIODE
30V
D516
ADUC30S03010L_AMODIODE
30V
D517
ADUC30S03010L_AMODIODE
30V
OPT
D529
ADUC30S03010L_AMODIODE
30V
OPT
D530
ADMC5M03200L_AMODIODE
5.6V
OPT
D518
ADMC5M03200L_AMODIODE
5.6V
OPT
D520
ADMC5M03200L_AMODIODE
5.6V
OPT
D522
ADMC5M03200L_AMODIODE
5.6V
OPT
D501
ADMC5M03200L_AMODIODE
5.6V
OPT
D502
+5V_USB_SIDE
CDS3C05HDMI1
5.6V
D524
10uF
10V
10V
C520
180
R550
0.1uF
C530
10uF
10V
10V
C529
SIDE_USB_DM
001:AN8
USB_OCD
0 0 1 : A I 1 4
+3.3V
CDS3C05HDMI1
5.6V
5.6V
D523
BLM18PG121SN1D
L502
SIDE_USB_DP
001:AN8
BLM18PG121SN1D
120-ohm
L501
47
R566
4.7K
R559
10K
R565
USB_CTL
0 0 1 : A J 2 6
AMOTECH
30V
D511
AMOTECH
30V
D509
10K
R521
AMOTECH
5.6V
D503
10K
R518
+3.3V
0
R531
COMP1_Y_IN
0 0 2 : E 1 5
COMP1_DET
0 0 1 : A J 2 0
COMP1_Pr_IN
0 0 2 : E 1 5
12K
R527
470K
R512
AV1_DET
COMP1_Pb_IN
0 0 2 : E 1 6
100pF
50V
C506
AV1_R_IN
AMOTECH
5.6V
D510
1000pF
50V
C504
+3.3V
12K
R530
0
R514
AMOTECH
30V
D506
AMOTECH
5.6V
D505
12K
R528
1K
R526
12K
R529
0 . 1 u F
16V
16V
C503
470K
R510
AMOTECH
5.6V
D508
0
R515
100pF
50V
C507
0
R532
COMP1_R_IN
0 0 2 : S 1 3
4.7K
R517
47pF
50V
50V
C508
10K
R520
4.7K
R516
75
R509
AMOTECH
30V
D507
AV1_L_IN
AV1_CVBS_IN
1K
R525
470K
R513
470K
R511
75
R524
75
R523
1000pF
50V
C505
10K
R519
AMOTECH
5.6V
D512
COMP1_L_IN
0 0 2 : S 1 3
AMOTECH
5.6V
D504
75
R522
12K
R564
FHD
AMOTECH
5.6V
D527
FHD
100pF
50V
C526
FHD
1K
R560
FHD
470K
R555
FHD
P P J 2 1 8 - 0 1
JK504
LH30
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
AV2_DET
AV2_L_IN
470K
R556
FHD
100pF
50V
C527
FHD
+3.3V
47pF
50V
50V
C525
FHD
4.7K
R558
FHD
10K
R561
FHD
AMOTECH
30V
D526
FHD
12K
R563
FHD
75
R554
FHD
AV2_CVBS_IN
0 . 1 u F
16V
16V
C524
FHD
AV2_R_IN
10K
R562
FHD
AMOTECH
5.6V
D525
FHD
AMOTECH
5.6V
D528
FHD
0
R552
FHD
2.2K
R539
2.2K
R538
18pF
50V
C514
18pF
50V
C513
10K
R541
100
R544
0 . 1 u F
16V
C512
USB DOWN STREAM
KJA-UB-4-0004
P502
1
2
3
4
5
0
R567
OPT
15K
R503
15K
R504
10K
R505
10K
R506
IR_OUT
0 0 1 : A J 2 6
P P J 2 2 8 - 0 1
JK502
9A
[GN]E-LUG
4A
[GN]O-SPRING-S
3A [GN]CONTACT-S
9C
[RD]E-LUG_1
8C
[RD]C-LUG-S
9D
[WH]E-LUG
8D
[WH]C-LUG-S
9E
[RD]E-LUG_2
4E
[RD]O-SPRING-S
3E
[RD]CONTACT-S
5F
[YL]O-SPRING-L
6F
[YL]CONTACT-L
7G
[WH]C-LUG-L
5H
[RD]O-SPRING-L
6H
[RD]CONTACT-L
9B
[BL]E-LUG
8B
[BL]C-LUG-S
MIC2019YM6
EAN60223701
IC503
3
ENABLE
2
GND
4
FAULT
1
VIN
6
VOUT
5
ILIMIT
NL17SZ00DFT2G
IC500
3
GND
2
B
4
Y
1
A
5
VCC
SPDIF_OUT
0 . 1 u F
16V
16V
C500
0 . 1 u F
16V
16V
C532
100pF
50V
50V
C516
0
OPT
R574
+5V_GENERAL
+3.3V
1K
OPT
R572
4.7K
R500
Fiber Optic
JST1223-001
JK503
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
ADMC5M03200L_AMODIODE
OPT
D500
1/16W
22
5%
R571
+3.3V
0
OPT
R547
0
R573
75
1%
R537
75
1%
R535
75
1%
R536
PC AUDIO
RS232C
5 1 1
INTERFACE
[ P C ]
Side USB
DEVELOPE
AV2(SIDE)
Component and AV(CVBS)
F H D O p t i o n h a s b e e n a p p l i e d t o t h i s b l o c k
SIDE AV-IN_Only LH30
EAX60838501_MERCURY
Taiwan_LH20/LH30
EAX60838501
2 0 0 9 . 0 2 . 1 0
SPDIF OPTIC JACK
INTERFACE
LGE Use Only
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