LG 47LH85 (CHASSIS:LA92F) 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.
HSD0_P
006:X14
HSCS_N
006:X12
HSD1_P
006:X14
HSD2_P
006:X15
BBINQ_P
006:X18
HSD3_P
006:X15
BBINI_N
006:X19
PCLK_N
006:X18
STBY
006:X16
BBOUTI_P
006:X20
BBOUTQ_P
006:X20
HSDOUT
006:X16
HSCLK_N
006:X13
HSCS_P
006:X12
HSD0_N
006:X13
BBINQ_N
006:X18
HSD1_N
006:X14
HSD2_N
006:X15
HSCLK_P
006:X13
BBINI_P
006:X19
HSD3_N
006:X15
PCLK_P
006:X18
BBOUTI_N
006:X20
BBOUTQ_N
006:X19
XOEN
002:AM14;006:X16
VCC1.2V
VCC1.2V
VCC1.2V
VCC1.2V
VCC1.2V
VCC1.2V
VCC1.2V
VCC1.2V
AVDD_XO_+3.3V
DVDDIO_VCC3.3V
VCC1.0V_LDO
VDDHA_+2.5V_TxicM
C238
100pF
100pF
1005
C220
100pF
100pF
1005
C246
100pF
100pF
1005
C208
100pF
100pF
1005
C230
100pF
100pF
1005
C206
100pF
100pF
1005
C251
100pF
100pF
1005
C224
100pF
100pF
1005
C242
100pF
100pF
1005
C216
100pF
100pF
1005
C236
100pF
100pF
1005
C207
100pF
100pF
1005
C249
100pF
100pF
1005
C240
100pF
100pF
1005
C233
0.1uF
16V
1005
OPT
C213
0.1uF 16V
1005
C212
0.1uF
16V
1005
OPT
C221
0.1uF
16V
0.1uF
16V
1005
C227
100pF
100pF
1005
OPT
C237
0.1uF
16V
0.1uF
16V
1005
C201
0.1uF
16V
0.1uF
16V
1005
C234
0.1uF
16V
0.1uF
16V
1005
C204
0.1uF
16V
0.1uF
16V
1005
C245
0.1uF
16V
0.1uF
16V
1005
C214
0.1uF
16V
0.1uF
16V
1005
C239
0.1uF
16V
1005
0.1uF
16V
1005
C248
0.1uF
16V
0.1uF
16V
1005
C222
0.1uF
16V
0.1uF
16V
1005
C209
0.1uF
16V
0.1uF
16V
1005
C205
0.1uF
16V
0.1uF
16V
1005
C228
0.1uF
16V
0.1uF
16V
1005
C243
0.1uF
16V
0.1uF
16V
1005
C225
0.1uF
16V
0.1uF
16V
1005
C215
0.1uF
16V
1005
0.1uF
16V
1005
C235
0.1uF
16V
1005
0.1uF
16V
1005
C211
4.7uF
6.3V
4.7uF
6.3V
C241
4.7uF
6.3V
4.7uF
6.3V
C223
4.7uF
6.3V
4.7uF
6.3V
C232
4.7uF
6.3V
4.7uF
6.3V
C203
4.7uF
6.3V
4.7uF
6.3V
C226
4.7uF
6.3V
4.7uF
6.3V
C244
4.7uF
6.3V
4.7uF
6.3V
C218
4.7uF
6.3V
4.7uF
6.3V
C210
4.7uF
6.3V
4.7uF
6.3V
C231
4.7uF
6.3V
4.7uF
6.3V
C219
4.7uF
6.3V
4.7uF
6.3V
VDDHA_+2.5V_TxicM
TP201
TP202
C217
22uF
22uF
@compC
C250
22uF
@compC
R203
3.01K
@compC
R201
3.01K
@compC
VCC1.0V_RF
VCC1.0V_RF
VCC1.0V_RF
VCC1.0V_RF
VCC1.0V_RF
R206
0
1005
XOEN
002:Y23;006:X16
AVDD_XO_+3.3V
IC201
SB9110
VDDARF_1
C1
VDDARF_2
C2
VDDHARF_1
D1
VDDHARF_2
D2
VSSA_6
E1
VSSA_7
E2
VDDAPL_1
F1
VDDAPL_2
F2
VDDARF_5
G1
VDDARF_6
G2
VSSA_10
H1
VSSA_11
H2
BBOUTI_N
J1
BBOUTI_P
J2
VSSA_14
K1
VSSA_15
K2
BBOUTQ_P
L1
BBOUTQ_N
L2
VSSA_18
M1
VSSA_19
M2
BBINI_N
N1
BBINI_P
N2
VSSA_22
P1
VSSA_23
P2
BBINQ_P
R1
BBINQ_N
R2
VSSA_24
T1
NC_6
U1
VSSA_25
T2
VSSA_31
U2
VDDARF_11
T3
VDDARF_13
U3
VDDHARF_7
T4
VDDHARF_9
U4
VSSA_26
T5
VSSA_32
U5
VSSA_27
T6
NC_7
U6
NC_3
T7
NC_8
U7
NC_4
T8
VSSA_33
U8
NC_5
T9
REFRESTRIM
U9
ATB_N
T10
ATB_P
U10
REFRES
T11
VSSA_34
U11
VDDHA_1
T12
VDDHA_2
U12
VSSA_28
T13
VSSA_35
U13
VDDHARF_8
T14
VDDHARF_10
U14
VDDARF_12
T15
VDDARF_14
U15
VSSA_29
T16
VSSA_36
U16
VSSA_30
T17
NC_9
U17
VDDARF_3
C16
VDDARF_4
C17
VDDHARF_3
D16
VDDHARF_4
D17
VSSA_8
E16
VSSA_9
E17
VDDHARF_5
F16
VDDHARF_6
F17
VDDARF_7
G16
VDDARF_8
G17
VSSA_12
H16
VSSA_13
H17
VDDARF_9
J16
VDDARF_10
J17
VSSA_16
K16
VSSA_17
K17
VDDABB_1
L16
VDDABB_2
L17
VSSA_20
M16
VSSA_21
M17
PCLK_P
N16
PCLK_N
N17
XTALIN
P16
XTALOUT
P17
VDDXO_1
R16
VDDXO_2
R17
NC_1
A1
VSSA_2
B1
REXT
A2
VSSA_3
B2
SYNTHCAPP
A3
SYNTHCAPN
B3
HSCSP
A4
HSCSN
B4
HSCLKP
A5
HSCLKN
B5
HSD0P
A6
HSD0N
B6
HSD1P
A7
HSD1N
B7
HSD2P
A8
HSD2N
B8
HSD3P
A9
HSD3N
B9
HSDOUT
A10
VDD_1
B10
VDDIO
A11
VSS_4
B11
VSS_1
A12
VDD_2
B12
STBY
A13
XOEN
B13
VSS_2
A14
VSS_5
B14
VSS_3
A15
VSS_6
B15
VSSA_1
A16
VSSA_4
B16
NC_2
A17
VSSA_5
B17
C252
0.1uF
1005
R205
4.53K 1%
4.53K 1%
TP203
TP204
TP205 TP206
X202
54.0000MHz
PARTRON
4
VDD
1
TRISTATE/OPEN
2
GND
3
OUTPUT
2 12
RFIC
W-TV Tx
CHOI SEONG WOOK
2009.02.05
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.
AVDD_XO_+3.3V
3.3V_SI_AVCC
L309
CIC21J601
C301
4.7uF
10V
4.7uF
10V
2012
C302
4.7uF
10V
4.7uF
10V
2012
L310
CIC21J601
DVDDIO_VCC3.3V
VDDHA_+2.5V_TxicM
VCC2.5V
VCC3.3V
VCC2.5V_LDO
L311
CIC21J601
C310
47uF
6.3V
6.3V
C311
47uF
6.3V
6.3V
L305
3.3uH
L303
3.3uH
3 12
W-TV Tx
Power
CHOI SEONG WOOK
2009.02.05
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.
VCC5V
VCC5V
VCC5V
VCC1.7V
VCC5V
VCC1.7V
VCC1.0V
VCC5V
VCC5V
VCC5V
/RST_SIL9025
/RST_SB9120
INT_SIL9025
INT_SB9120
I2C_SDA
I2C_SCL
C422
1uF
1uF
25V
2012
C410
1uF
25V
1uF
25V
2012
C401
1.2pF
C402
0.047uF
R408
10
1005
R410
10K
1005
R403
10K
1005
C414
0.047uF
R414
10K
1005
C418
270pF
@compC
R419
10K
1005
R418
10
1005
R415
30K
1005
C405
1000pF
1000pF
1005
C417
1000pF
1000pF
1005
C413
1.2pF
@compC
L403
2uH
L401
2uH
C430
22pF
22pF
R424
10
R423
10
10
C429
22pF
R422
10
C428
22pF
C427
22pF
22pF
R421
10
C404
22uF
@compC
C407
22uF
22uF
@compC
C403
22uF
22uF
@compC
C426
22uF
@compC
C425
22uF
@compC
C431
22uF
22uF
@compC
L402
CIC21J601
L404
CIC21J601
R401
10K
VCC1.0V
C434
0.1uF
IC403
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
C435
47uF
6.3V
6.3V
C436
0.1uF
C437
4.7uF
2012
4.7uF
2012
R456
4.7K
L405
CIC21J601
C438
47uF
6.3V
6.3V
VCC5V
C439
0.1uF
R454
4.7K
1/10W
1%
R453
4.7K
C440
4.7uF
2012
4.7uF
2012
R452
15K
1/10W
1%
C441
0.1uF
IC404
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
L407
CIC21J601
R
4
5
1
1
K
1005
D400
SML-201MT
VCC2.5V_LDO
VCC3.3V
VCC3.3V
C444
47uF
6.3V
6.3V
VCC1.7V_LDO
VCC1.0V_LDO
L410
UBW3216-121
L408
UBW3216-121
L406
UBW3216-121
R402
12K
R416
20K
C420
2.7pF
2.7pF
@compC
C423
270pF
270pF
@compC
IC401
SC4624MLTRT
1
PVIN1
3
SS
7
NC_1
9
NC_3
10
COMP
11
FB
12
VCC_2
13
AGND
14
SYNC/EN
15
PGND1
16
PGND2
17
PH1
18
PH2
19
PH3
20
PVIN2
5
VCC_1
8
NC_2
6
PGOOD
4
FS
2
ISET
IC402
SC4624MLTRT
1
PVIN1
3
SS
7
NC_1
9
NC_3
10
COMP
11
FB
12
VCC_2
13
AGND
14
SYNC/EN
15
PGND1
16
PGND2
17
PH1
18
PH2
19
PH3
20
PVIN2
5
VCC_1
8
NC_2
6
PGOOD
4
FS
2
ISET
C445
22uF
22uF
10V
VCC3.3V
C446
22uF
22uF
10V
VCC1.8V_HDMI
R417
1.2K
1.2K
R404
18K
R405
10K
R413
22K
R1233
1.2K
C411
220pF
220pF
C443
47uF
6.3V
6.3V
C432
0.1uF
R412
47K
47K
R409
1.8K
1.8K
C442
150uF
6.3V
C433
150uF
6.3V
C408
3.3pF
3.3pF
C406
330pF
330pF
R411
24.9K
24.9K
R420
22K
22K
P401
12507WS-12L
1
2
3
4
5
6
7
8
9
10
11
12
13
C447
100pF
50V
100pF
50V
OPT
C448
100pF
50V
100pF
50V
OPT
C450
100pF
50V
100pF
50V
OPT
C449
100pF
50V
100pF
50V
OPT
C452
100pF
50V
100pF
50V
OPT
C451
100pF
50V
100pF
50V
OPT
IC405
AZ1117R-1.8TRE1
SOT89_3PIN
1
ADJ/GND
2
OUTPUT
3
INPUT
Power Supply1
4 12
W-TV Tx
3.3V/2A
2.5V/2A
CHOI SEONG WOOK
2009.02.05
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.
C506
4.7uF
6.3V
4.7uF
6.3V
R504
2K
R505
2K
C505
1uF
1uF
C507
1uF
1uF
C504
10uF
6.3V
10uF
6.3V
C513
10uF
6.3V
10uF
6.3V
R502
4.7K
4.7K
R503
4.7K
4.7K
R501
4.7K
4.7K
R500
4.7K
4.7K
C500
0.1uF
16V
0.1uF
16V
C501
0.01uF
25V
0.01uF
25V
C502
0.01uF
25V
0.01uF
25V
VCC1.7V_LDO
VCC5V
IC500
SC338IMSTRT
3
EN1
2
ADJ1
4
PGD1
1
DRV1
5
GND
6
PGD2
7
EN2
8
ADJ2
9
DRV2
10
IN
VCC1.0V_RF
VCC1.2V
R509
10K
C510
47uF
6.3V
6.3V
C511
47uF
6.3V
6.3V
C503
0.01uF
25V
0.01uF
25V
C509
0.01uF
25V
0.01uF
25V
C512
47uF
6.3V
6.3V
Q501
SI4804BDY
3
S2
2
G1
4
G2
1
S1
5
D2_1
6
D2_2
7
D1_1
8
D1_2
C514
4.7uF
6.3V
4.7uF
6.3V
C515
4.7uF
6.3V
4.7uF
6.3V
R508
14K
R507
15K
R506
16K
5 12
W-TV Tx
Power Supply2
CHOI SEONG WOOK
2009.02.05
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