LG 22LN4060 (CHASSIS:LM91P) 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.
INPUT2
JP209
JP211
JP210
+5V_USB
JP208
USB_DP
USB_DN
JK205
PEJ034-01
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
3
E_SPRING
JP214
JP212
DSUB_SCL
DSUB_SDA
D223
20V
20V
READY
JP213
D222
20V
READY
C221
22uF
10V
22uF
10V
L220
UBW2012-121F
Z
D
2
2
0
READY
20V
ZD221
READY
20V
JK202
US-04A-VSD
1
2
3
4
5
2 8
INPUT2
Close to SIDE_USB
USB
I2C Control
EAX65303201
LN4050
2012/12/18
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.
AUDIO
SPK_L+
SPK_R-
JP302
JP301
SPK_L-
JP304
SPK_R+
P301
SMAW250-H04R
1
.
2
3
4
JP303
SPK_R+
SPK_L-
C329
0.47uF
50V
R324
4.7K
4.7K
R323
4.7K
0.1uF
C334
50V
0.1uF
C331
50V
R322
4.7K
C333
0.47uF
50V
SPK_R-
R325
4.7K
4.7K
0.1uF
C330
50V
SPK_L+
0.1uF
C335
50V
R316
12
C306
33pF
50V
33pF
50V
R307
100
C319
22000pF
50V
I2S_SCK
C315
22000pF
22000pF
50V
C326
390pF
50V
R317
12
R314
12
R315
12
C312
1uF
10V
1uF
10V
1uF
C303
10V
SW_RESET
AUAMP_SDA
C313
1uF
10V
10V
VCC_AMP
C327
390pF
50V
I2S_WS
R306
100
C325
390pF
50V
C305
33pF
50V
33pF
50V
R320
12
C301
0.1uF
16V
R318
12
C311
22000pF
50V
22000pF
50V
R311
100
C314
1uF
10V
1uF
10V
C308
22000pF
50V
R319
12
VCC_AMP
I2S_SDO
C328
390pF
50V
R313
12
I2S_MCLK
AUAMP_SCL
C320
1000pF
50V
R308
4.7K
4.7K
R309
4.7K
4.7K
+3.3V_M
0.1uF
C322
16V
R301
100
R302
100
R303
100
L301
BLM18PG121SN1D
+3.3V_M
R304
100
L304
10uH
10uH
L305
10uH
10uH
L303
10uH
10uH
L306
10uH
10uH
POWER_DET
IC301
NTP7513
3
DGND_PLL
2
VDD_PLL
4
GND
1
AGND_PLL
6
DVDD
5
DGND
7
SDATA
8
WCK
9
BCK
10
SDA
11
SCL
12
FAULT
13
MONITOR_0
14
MONITOR_1
15
MONITOR_2
16
BST2B
17
PGND2B
18
OUT2B
19
PVDD2B
20
PVDD2A
21
OUT2A
22
PGND2A
23
BST2A
24
VDR2
25
AGND
26
VCC5
27
VDR1
28
BST1B
29
PGND1B
30
OUT1B
31
PVDD1B
32
PVDD1A
33
OUT1A
34
PGND1A
35
BST1A
36
RESET
37
AD
38
CLK_I
39
GND_IO
40
VDD_IO
41
[EP]GND
Q342
MMBT3904(NXP)
E
B
C
R348
4.7K
MNT_ROUT
R347
10K
MNT_R_AMP
R345
5.6K
MNT_LOUT
IC341
AS324MTR-E1
3 INPUT1+
2 INPUT1-
4 VCC
1 OUT1
6 INPUT2-
5 INPUT2+
7 OUT2
8
OUT3
9
INPUT3-
10
INPUT3+
11
GND
12
INPUT4+
13
INPUT4-
14
OUT4
R350
6.8K
6.8K
C345
33pF 50V
R349
1K
R342
1K
R346
5.6K
R343
10K
MNT_L_AMP
R344
6.8K
6.8K
Q341
MMBT3904(NXP)
E
B
C
R341
4.7K
4.7K
C343
33pF 50V
+18V
+18V
+18V
C321
10uF
16V
10uF
16V
C317
10uF
25V
10uF
25V
C310
10uF
25V
10uF
25V
C309
0.1uF
25V
C302
0.1uF
25V
0.1uF
25V
READY
C318
0.1uF
25V
0.1uF
25V
C342
0.0068uF
50V
0.0068uF
50V
C347
0.0068uF
50V
0.0068uF
50V
C341
0.1uF
25V
0.1uF
25V
C346
0.1uF
25V
0.1uF
25V
C344
0.1uF
25V
0.1uF
25V
AUDIO
3 8
SPK_R+
SPK_L-
SPK_L+
SPK_R-
SPEAKER_R
SPEAKER_L
0x54
AUDIO_OUT AMP : GAIN X 4
EAX65303201
LN4050
2012/12/18
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.
TUNER & IR
IC401
AP1117E18G-13
2
OUT
3
IN
1
ADJ/GND
+3.3V_TU
TU401
TDSH-G501D(B)
TDSH-G501D(B)
PAL
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8V]
6
SIF
A1
A1
B1
B1
A2
A2
B2
B2
R413-*1
0
0
NTSC
R407
2.2K
2.2K
1
/
1
6
W
5
%
R403
100
100
C402
47pF
47pF
50V
L401
BLM18PG121SN1D
C409
100pF
100pF
50V
C403
47pF
50V
47pF
50V
IF_AGC
IF_N
TU402
TDSS-H501F(B)
TDSS-H501F(B)
NTSC
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC_1
9
IF_AGC
8
NC_3
3
SCL
7
+B2[1.8]
6
NC_2
12
SHIELD
A1
A1
B1
B1
C411
0.1uF
16V
R404
100K
100K
R412
100
100
R414
10
PAL
C412
10uF
16V
C407
10uF
16V
C408
0.1uF
16V
C401
0.1uF
16V
R411
1
C405
0.1uF
16V
+3.3V_TU
IF_P
+3.3V_TU
R408
2.2K
2.2K
1
/
1
6
W
5
%
TUNER_SCL
TUNER_SDA
R405
33
R406
33
C404
22uF
10V
22uF
10V
R401
0
READY
R410
1
1/10W
C410
0.1uF
16V
100pF
C406
50V
+3.3V_M
R414-*1
0
0
NTSC
R413
10
PAL
R402
0
PAL_NON_ISOLATOR
TUNER_RESET
R409
1
1/10W
TU402-*1
TDSS-G501D(B)
TDSS-G501D(B)
PAL_NON_ISOLATOR
5
3.3V
11
DLIF_[N]
2
RESET
10
DLIF_[P]
4
SDA
1
NC_1
9
IF_AGC
8
NC_3
3
SCL
7
1.8V
6
NC_2
12
SHIELD
A1
A1
B1
B1
TUNER
4 8
Near the pin
IF
should be guarded by ground
Size change,0929
Close to the tuner
EAX65303201
LN4050
2012/12/18
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.
MAIN SOC
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
R507
68
C512
0.047uF
IF_AGC
R505
33
SPI_DO
+3.5V_ST
LED_B
R577
4.7K
R578
22
IR
EEP_SDA
+3.5V_ST
KEY2
VDDC
R536
22
R542
100
100
HW_RESET
KEY1
C563
0.1uF
16V
R546
100
IF_N
SPI_DI
+1.2V_VDDC
DSUB_SCL
IF_P
R569
4.7K
+3.3V_M
USB_DN
I2S_MCLK
+1.8V_M
EEP_SCL
HW_RESET
SPI_CZ
USB_DP
C514
0.047uF
R512
1M
R541
100
R579
22
AVDD_DDR
R537
22
DSUB_SDA
VDDC_3.3
SPI_CLK
100
R543
100
R544
SW_RESET
EEP_SDA
100
R525
100
R526
EEP_SCL
PWM_DIM
RXA0+
RXA0-
RXA1+
RXA1-
RXA2+
RXA2-
RXACK+
RXACK-
RXA3+
RXA3-
+3.5V_ST
R538
4.7K
R539
4.7K
R517
10K
C511
0.047uF
R503
68
R530
100
FLASH_WP
PANEL_ON
POWER_SW
R528
100
INV_ON
R535
1K
R534
1K
AVDD33_DEMOD
R533
0
C517
0.1uF
0.1uF
HW_OPT1
VDDC
C547
0.1uF
VDDC
C544
0.1uF
VDDC
C506
0.1uF
C549
0.1uF
AVDD_DDR
VDDC_3.3
C548
0.1uF
AU_3.3V
3.3V_DMPLL
AU_3.3V
C515
0.1uF
C505
0.1uF
VDDC_3.3
C507
0.1uF
VDDC_3.3
C546
0.1uF
VDDC_3.3
VDDC_3.3
C545
0.1uF
C543
0.1uF
VDDC_3.3
AVDD33_DEMOD
3.3V_DMPLL
C532
0.1uF
C533
0.1uF
C573
22pF
22pF
READY
C574
22pF
READY
0.1uF
C535
0.1uF
C534
R550
4.7K
4.7K
READY
R551
4.7K
4.7K
+3.3V_M
HW_OPT1
R545
100
L500
120-ohm
L503
120-ohm
L505
120-ohm
L504
120-ohm
L501
120-ohm
L502
120-ohm
L506
120-ohm
R519
4.7K
+3.5V_ST
R518
100
TUNER_SDA
100
R520
TUNER_SCL
100
R521
I2S_SCK
I2S_SDO
I2S_WS
C542
0.1uF
AVDD_DDR
TUNER_RESET
C572
0.1uF
16V
0
R524
C551
220pF
READY
50V
R513
100
R514
100
IC504
APX803D29
1
GND
3
VCC
2
RESET
+3.5V_ST
0.1uF
C560
R561
10K
POWER_DET
R562
470
R549
100
R527
10K
R540
1K
R515
68
READY
100
R529
100
R522
R531
10K
READY
LED_AMBER
IC501
LGE6841 (ATV_13)
1
DDCDD_CK
2
RX2N_D
3
RX2P_D
4
HOTPLUG_A
5
RXCKN_A
6
RXCKP_A
7
RX0N_A
8
RX0P_A
9
AVDD_MOD_1
10
RX1N_A
11
RX1P_A
12
DDCDA_DA
13
RX2N_A
14
RX2P_A
15
DDCDA_CK
16
ARC
17
VDD
18
AVDD3P3_ADC
19
HSYNC1
20
BIN1P
21
SOGIN1
22
GIN1P
23
GIN1M
24
RIN1P
25
VSYNC1
26
CVBS1
27
CVBS0
28
VCOM
29
CVBSOUT1
30
AVDD_AU33
31
AUREF
32
VAG
33
LINEIN_L1
34
LINEIN_R1
35
LINEIN_L3
36
LINEIN_R3
37
LINEOUTL3
38
LINEOUTR3
39
XTALO
40
XTALI
41
AVDD3P3_DMPLL
42
AVDD3P3_DADC
43
VIFP
44
VIFM
45
IFAGC
46
VSS
47
AVDD_DDR
48
GPIO55/I2S_OUT_WS
49
GPIO56
50
GPIO57/I2S_OUT_BCK
51
GPIO58/I2S_OUT_SD
52
GPIO60
53
GPIO61
54
VDDP
55
VDDC_1
56
LVA4P
57
LVA4M
58
LVA3P
59
LVA3M
60
LVACLKP
61
LVACLKM
62
AVDD_MOD_2
63
LVA2P
64
LVA2M
65
LVA1P
66
LVA1M
67
LVA0P
68
LVA0M
69
LVB4P
70
LVB4M
71
LVB3P
72
LVB3M
73
LVBCKP
74
LVBCKM
75
LVB2P
76
LVB2M
77
AVDD_MOD_3
78
LVB1P
79
LVB1M
80
LVB0P
81
LVB0M
82
VDDC_2
83
INT/GPIO65
84
GPIO7
85
GPIO6
86
GPIO5
87
GPIO4
88
GPIO3
89
GPIO2
90
GPIO1
91
GPIO0
92
PWM2/GPIO24
93
PWM3/GPIO25
94
SPI_CK
95
SPI_DI
96
SPI_DO
97
SPI_CZ
98
USB0_DM
99
USB0_DP
100
AVDD_MOD_4
101
GPIO63
102
GPIO64
103
TESTPIN
104
PWM0/GPIO26
105
PWM1/GPIO25
106
DDCA_CK
107
DDCA_DA
108
GPIO67
109
AVDD_DDR_2
110
SAR0/GPIO75
111
SAR1/GPIO74
112
SAR2/GPIO73
113
SAR3/GPIO72
114
GPIO68
115
GPIO69/I2S_OUT_MCK
116
GPIO70
117
IRIN
118
CEC
119
HWRESET
120
GND
121
HOTPLUG_D
122
RXCKN_D
123
RXCKP_D
124
RX0N_D
125
RX0P_D
126
DDCDD_DA
127
RX1N_D
128
RX1P_D
129
[EP]
R509
100
R508
100
100
R516
C522
220pF
R511
220K
220K
R510
220K
220K
C523
220pF
MNT_L_AMP
MNT_R_AMP
MUTE_AOUT
C516
10uF
C504
10uF
10uF
16V
C502
10uF
10uF
16V
C501
10uF
16V
C561
4.7uF
10V
4.7uF
10V
C562
4.7uF
10V
C503
4.7uF
10V
4.7uF
10V
R553
0.1uF
POWER_DET
R576
100
C576
0.1uF
16V
READY
SPI_CZ
R575
100
R574
100
IC502
W25Q64FVSSIG
3
WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
DI[IO0]
6
CLK
7
%HOLD[IO3]
8
VCC
R581
10K
SPI_DI
SPI_CLK
SPI_DO
C575
0.1uF
16V
FLASH_WP
R572
100
R571
100
+3.5V_ST
C541
0.022uF
16V
0.022uF
16V
C520 2.2uF
C521
2.2uF
C552
2.2uF
10V
READY
JP501
JP502
JP503
JP504
L521
READY
100NH
IC503
R1EX24256BSAS0A
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
AUDIO_LIN
AUDIO_RIN
CVBS_VIN
R504
0
R506
0
READY
C530
15pF
C531
15pF
15pF
X501
24MHz
C536
33pF
33pF
C537
33pF
33pF
R564
10
R563
62K
VCC_AD
C553
0.1uF
R555
22K
1%
R554
7.5K
7.5K
1%
AUAMP_SCL
100
R501
READY
AUAMP_SDA
100
R502
READY
MAIN SOC
5 8
SERIAL FLASH(8MB)
EEPROM(256K)
*H/W OPTION
Close to MSTAR
H/W RESET
MSTAR Vcc
ST 1.26V
DDR 1.8V
Close to MSTAR
ST 3.3V
HD
FHD
LOW
HIGH
HW_OPT
EAX65303201
LN4050
2012/12/18
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