LG 37LV3730 (CHASSIS:LB12B) Service Manual ▷ View online
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.
D4604
100V
1N4148W
OPT
Q4601
2SC3052
E
B
C
C4624
0.01uF
50V
0.01uF
50V
OPT
0.1uF
C4620
50V
SPK_L-
AUD_LRCK
C4616
22000pF
50V
L4601
MLB-201209-0120P-N2
R4614
12
C4615
1000pF
50V
0.1uF
C4619
50V
SPK_L-
C4612
0.1uF
16V
0.1uF
C4601
50V
C4610
10uF
10V
OPT
R4618
4.7K
R4615
12
C4611
10uF
10uF
10V
OPT
R4606
100
SPK_R-
C4623
10uF
35V
R4609
12
+24V
R4619
4.7K
C4604
1000pF
50V
C4622
10uF
35V
10uF
35V
SPK_R+
C4603
100pF
50V
+3.3V_Normal
C4634
0.47uF
50V
AUD_SCK
R4602
10K
R4607
3.3
3.3
OPT
C4609
33pF
50V
33pF
50V
SPK_R-
P4601
WAFER-ANGLE
1
2
3
4
0.1uF
C4637
50V
SPK_R+
+24V_AMP
R4613
12
0.1uF
C4639
50V
R4610
12
C4633
1uF
25V
1uF
25V
C4632
390pF
50V
R4611
12
+24V_AMP
D4601
100V
1N4148W
OPT
0.1uF
C4602
50V
SDA3_3.3V
C4630
390pF
50V
AUD_MASTER_CLK
0.1uF
C4618
50V
SPK_L+
C4625
22000pF
22000pF
50V
C4631
390pF
50V
R4612
12
AMP_MUTE
0.1uF
C4608
16V
R4605
3.3K
0.1uF
C4621
50V
D4602
100V
1N4148W
OPT
L4602
BLM18PG121SN1D
C4605
1000pF
50V
C4626
22000pF
50V
22000pF
50V
R4604
100
0.1uF
C4614
16V
C4627
1uF
25V
1uF
25V
SCL3_3.3V
+24V_AMP
0.1uF
C4638
50V
C4629
390pF
50V
AUD_LRCH
R4601
10K
C4628
1uF
25V
25V
SPK_L+
C4617
22000pF
50V
AMP_RESET_N
R4608
12
D4603
100V
1N4148W
OPT
+3.5V_ST
0.1uF
C4636
50V
0.1uF
C4613
16V
C4606
10uF
10V
OPT
C4607
33pF
50V
33pF
50V
C4635
0.47uF
50V
R4616
4.7K
R4603
100
R4617
4.7K
L4605
10.0uH
10.0uH
L4606
10.0uH
10.0uH
L4603
10.0uH
10.0uH
L4604
10.0uH
10.0uH
IC4601
NTP-7400L
1
AGND_PLL
2
AVDD_PLL
3
DVDD_PLL
4
LF
5
DGND_PLL
6
GND_1
7
DGND
8
DVDD
9
SDATA
10
WCK
11
BCK
12
SDA
13
SCL
14
/FAULT
15
MONITOR0
16
MONITOR1
17
MONITOR2
18
BST2B
19
PGND2B
20
OUT2B_1
21
OUT2B_2
22
PVDD2_1
23
PVDD2_2
24
PVDD2_3
25
OUT2A_1
26
OUT2A_2
27
PGND2A
28
BST2A
29
VDR2
30
GND_2
31
VCC_5
32
VDR1
33
BST1B
34
PGND1B
35
OUT1B_1
36
OUT1B_2
37
PVDD1_1
38
PVDD1_2
39
PVDD1_3
40
OUT1A_1
41
OUT1A_2
42
PGND1A
43
BST1A
44
/RESET
45
AD
46
GND_IO
47
CLK_I
48
VDD_IO
49
[EP]
C4640
10uF
10V
10uF
10V
SPEAKER_L
1ST : 0TRIY80001A 2ND : 0TR387500AA
SPEAKER_R
Q4601
DUAL COMPONENT
BCM35230
LV7 EU AMP
46
50
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.
R4702
10K
1%
S/T_SDA
R4707
1.5K
C4701
0.1uF
D4707
5.6V
CDS3C05HDMI1
EEPROM_SDA
C4702
0.1uF
16V
OPT
R4708
1.5K
D4702
5.6V
AMOTECH
+3.5V_ST
D4701
5.6V
AMOTECH
+3.5V_ST
C4704
0.1uF
16V
OPT
D4704
5.6V
CDS3C05HDMI1
L4701
BLM18PG121SN1D
KEY2
LED_B/LG_LOGO
C4705
1000pF
50V
L4702
BLM18PG121SN1D
R4706
100
100
C4708
100pF
100pF
50V
P4702
12507WR-12L
IR_12PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
R4705
100
100
D4705
5.6V
AMOTECH
P4701
12507WR-15L
IR_15PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
15
D4703
5.6V
CDS3C05HDMI1
S/T_SCL
R4701
10K
1%
R4704
100
100
R4703
100
100
D4706
5.6V
CDS3C05HDMI1
LED_R/BUZZ
KEY1
EEPROM_SCL
+3.3V_Normal
R4710
100
100
R4711
100
100
C4703
0.1uF
IR
R4722
47K
COMMERCIAL
R4716
47K
COMMERCIAL
R4718
0
0
OPT
+3.5V_ST
+3.5V_ST
Q4701
2SC3052
COMMERCIAL
E
B
C
R4720
10K
COMMERCIAL_EU
Q4703
2SC3052
COMMERCIAL_EU
E
B
C
IR_OUT
R4713
10K
COMMERCIAL
Q4704
2SC3052
COMMERCIAL
E
B
C
R4714
47K
COMMERCIAL
+3.5V_ST
Q4702
2SC3052
COMMERCIAL
E
B
C
R4709
0
0
R4721
47K
COMMERCIAL
R4719
47K
COMMERCIAL
R4715
22
COMMERCIAL
+3.5V_ST
+3.5V_ST
R4717
3.3K
OPT
R4712
47K
COMMERCIAL
C4709
0.1uF
16V
0.1uF
16V
OPT
C4710
0.1uF
16V
0.1uF
16V
OPT
1ST : EAH42720601, 2ND : EAH60994401
D4703,D4704
D4705,D4706
D4705,D4706
DUAL COMPONENT
IR & KEY
BCM35230
LV7 EU IR
47
50
COMMERCIAL
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.
AV2_CVBS_DET
3D_GPIO_1
WIRELESS_DET
DD_MREMOTE
3D_GPIO_0
3D_GPIO_2
M_REMOTE_RX
WIFI_DP
AV2_CVBS_IN
/RST_HUB
SIDE_USB_CTL2
M_RFModule_RESET
WIFI_DM
M_REMOTE_TX
SIDE_USB_OCD2
WIRELESS_PWR_EN
5V_HDMI_4
DC_MREMOTE
3D_SYNC
L_VS
BCM35230
LV7 EU
48
50
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.
MDS62110209
M7-*5
GASKET_8.5T
MDS62110209
M3-*5
GASKET_8.5T
MDS62110209
M5-*5
GASKET_8.5T
MDS62110204
M11-*2
GASKET_5.5T
MDS62110204
M6-*2
GASKET_5.5T
MDS62110204
M3-*2
GASKET_5.5T
MDS62110209
M12-*5
GASKET_8.5T
MDS62110209
M10-*5
GASKET_8.5T
MDS62110204
M12-*2
GASKET_5.5T
MDS62110204
M8-*2
GASKET_5.5T
MDS62110204
M1-*2
GASKET_5.5T
MDS62110204
M4-*2
GASKET_5.5T
MDS62110204
M9-*2
GASKET_5.5T
MDS62110209
M6-*5
GASKET_8.5T
MDS62110209
M9-*5
GASKET_8.5T
MDS62110204
M7-*2
GASKET_5.5T
MDS62110209
M2-*5
GASKET_8.5T
MDS62110204
M2-*2
GASKET_5.5T
MDS62110209
M11-*5
GASKET_8.5T
MDS62110204
M10-*2
GASKET_5.5T
MDS62110204
M5-*2
GASKET_5.5T
MDS62110209
M8-*5
GASKET_8.5T
MDS62110209
M4-*5
GASKET_8.5T
MDS62110209
M1-*5
GASKET_8.5T
MDS62110205
M1-*4
GASKET_7.5T
MDS62110206
M1-*3
GASKET_6.5T
MDS62110208
M1
GASKET_4.5T
MDS62110210
M1-*1
GASKET_5.0T
MDS62110208
M2
GASKET_4.5T
MDS62110208
M3
GASKET_4.5T
MDS62110208
M5
GASKET_4.5T
MDS62110208
M6
GASKET_4.5T
MDS62110208
M4
GASKET_4.5T
MDS62110208
M11
GASKET_4.5T
MDS62110208
M10
GASKET_4.5T
MDS62110208
M12
GASKET_4.5T
MDS62110208
M8
GASKET_4.5T
MDS62110208
M9
GASKET_4.5T
MDS62110208
M7
GASKET_4.5T
MDS62110210
M2-*1
GASKET_5.0T
MDS62110210
M4-*1
GASKET_5.0T
MDS62110210
M3-*1
GASKET_5.0T
MDS62110210
M7-*1
GASKET_5.0T
MDS62110210
M6-*1
GASKET_5.0T
MDS62110210
M5-*1
GASKET_5.0T
MDS62110210
M8-*1
GASKET_5.0T
MDS62110210
M11-*1
GASKET_5.0T
MDS62110210
M10-*1
GASKET_5.0T
MDS62110210
M9-*1
GASKET_5.0T
MDS62110210
M12-*1
GASKET_5.0T
MDS62110206
M2-*3
GASKET_6.5T
MDS62110206
M4-*3
GASKET_6.5T
MDS62110206
M3-*3
GASKET_6.5T
MDS62110206
M8-*3
GASKET_6.5T
MDS62110206
M7-*3
GASKET_6.5T
MDS62110206
M6-*3
GASKET_6.5T
MDS62110206
M5-*3
GASKET_6.5T
MDS62110206
M12-*3
GASKET_6.5T
MDS62110206
M11-*3
GASKET_6.5T
MDS62110206
M10-*3
GASKET_6.5T
MDS62110206
M9-*3
GASKET_6.5T
MDS62110205
M2-*4
GASKET_7.5T
MDS62110205
M3-*4
GASKET_7.5T
MDS62110205
M4-*4
GASKET_7.5T
MDS62110205
M7-*4
GASKET_7.5T
MDS62110205
M5-*4
GASKET_7.5T
MDS62110205
M8-*4
GASKET_7.5T
MDS62110205
M6-*4
GASKET_7.5T
MDS62110205
M11-*4
GASKET_7.5T
MDS62110205
M9-*4
GASKET_7.5T
MDS62110205
M12-*4
GASKET_7.5T
MDS62110205
M10-*4
GASKET_7.5T
MDS61887710
M1-*6
GASKET_9.5T
MDS61887710
M2-*6
GASKET_9.5T
MDS61887710
M3-*6
GASKET_9.5T
MDS61887710
M4-*6
GASKET_9.5T
MDS61887710
M5-*6
GASKET_9.5T
MDS61887710
M6-*6
GASKET_9.5T
MDS61887710
M7-*6
GASKET_9.5T
MDS61887710
M8-*6
GASKET_9.5T
MDS61887710
M9-*6
GASKET_9.5T
MDS61887710
M10-*6
GASKET_9.5T
MDS61887710
M11-*6
GASKET_9.5T
MDS61887710
M12-*6
GASKET_9.5T
MDS62110213
M20
GASKET3.5T_HEATSINK
MDS62110213
M21
GASKET3.5T_HEATSINK
MDS62110213
M22
GASKET3.5T_HEATSINK
MDS62110213
M23
GASKET3.5T_HEATSINK
SMD GASKET
56
BCM35230
56
2010. 09. 18
SMD GASKET 5.5T
SMD GASKET 8.5T
SMD GASKET 6.5T
SMD GASKET 7.5T
SMD GASKET 4.5T
SMD GASKET 5.0T
SMD GASKET
SMD GASKET 9.5T
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