LG 70LA8600-SA (CHASSIS:LJ34D) Service Manual ▷ View online
T
H
E
R
M
A
L
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.
+24V_AMP
I2C_SCL1
C5628
330pF
50V
330pF
50V
AUD_MASTER_CLK
WOOFER_MUTE
AUD_SCK
AMP_RESET_N
+24V_AMP
P5600
WAFER-ANGLE
1
2
3
4
C5607
0.1uF
0.1uF
R5601
10K
R5609
470
C5627
330pF
50V
330pF
50V
+3.3V_NORMAL
L5602
BLM18PG121SN1D
I2C_SDA1
C5636
2200pF
2200pF
50V
R5614
18
1/16W
+24V
R5607
18K
1%
C5611
4700pF
AUD_LRCH
AUD_LRCK
C5617
0.033uF
50V
50V
R5611
18
R5613
18
1/16W
R5600
10K
C5601
0.1uF
50V
0.1uF
50V
SPK_R+
R5612
18
33
R5605
C5603
10uF
10V
10uF
10V
C5626
330pF
50V
330pF
50V
AMP_MUTE
C5609 4700pF
R5604
33
C5633
0.1uF
50V
0.1uF
50V
C5618
0.1uF
50V
C5639
2200pF
2200pF
50V
SPK_R-
SPK_L+
L5601
BLM18PG121SN1D
C5613
2200pF
50V
C5630
0.47uF
50V
0.47uF
50V
R5608
15K
C5608
0.047uF
C5635
0.1uF
50V
0.1uF
50V
C5632
0.1uF
50V
0.1uF
50V
C5634
0.1uF
50V
0.1uF
50V
C5606
0.1uF
16V
0.1uF
16V
C
5
6
1
5
1
u
F
2
5
V
C5625
0.033uF
50V
SPK_L-
SPK_L-
C5619
0.1uF
50V
C5612
0.047uF
C5610
0.1uF
16V
0.1uF
16V
C5629
330pF
50V
330pF
50V
R5610
470
+3.3V_NORMAL
R5606
33
+24V_AMP
WOOFER_MUTE
C5616
0.033uF
50V
C5637
2200pF
2200pF
50V
IC5600
TAS5733
1
OUT_A
2
PVDD_AB_1
3
PVDD_AB_2
4
BST_A
5
NC_1
6
SSTIMER
7
NC_2
8
PBTL
9
AVSS
10
PLL_FLTM
11
PLL_FLTP
12
VR_ANA
13
AVDD
14
A_SEL_FAULT
15
MCLK
16
OSC_RES
17
DVSSO
18
VR_DIG
19
PDN
20
LRCLK
21
SCLK
22
SDIN
23
SDA
24
SCL
25
RESET
26
STEST
27
DVDD
28
DVSS
29
GND
30
AGND
31
VREG
32
GVDD_OUT
33
BST_D
34
PVDD_CD_1
35
PVDD_CD_2
36
OUT_D
37
PGND_CD_1
38
PGND_CD_2
39
OUT_C
40
NC_3
41
NC_4
42
BST_C
43
BST_B
44
NC_5
45
NC_6
46
OUT_B
47
PGND_AB_1
48
PGND_AB_2
49
[EP]
C5614
0.1uF
0.1uF
+3.3V_NORMAL
SPK_L+
C5638
2200pF
2200pF
50V
SPK_R-
R5603
100 C5602
1000pF
50V
SPK_R+
C5624
0.033uF
50V
R5602
0
0
Q5600
MMBT3904(NXP)
E
B
C
C5604
0.1uF
16V
0.1uF
16V
C5631
0.47uF
50V
0.47uF
50V
C5620
10uF
35V
C5623
10uF
35V
C5622
10uF
35V
C5621
10uF
35V
L5600
UBW2012-121F
L5605
NRS6045T100MMGK
10.0uH
L5603
NRS6045T100MMGK
10.0uH
L5606
NRS6045T100MMGK
10.0uH
L5604
NRS6045T100MMGK
10.0uH
C5605
4.7uF
10V
4.7uF
10V
GP4_MT5369
58
2011.11.21
AUDIO[ST]
Close to Speaker
Separate DGND AND AVSS
SPEAKER_L
This parts are Located
on AVSS area.
on AVSS area.
SPEAKER_R
T
H
E
R
M
A
L
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.
C5711
4700pF
WOOFER
C5732
0.1uF
50V
0.1uF
50V
WOOFER
SPK_WOOFER_L+
C5725
0.033uF
50V
WOOFER
C5728
330pF
50V
330pF
50V
WOOFER
P5701
FW25001-02(SPK 2P)
WOOFER
1
2
C5730
0.47uF
50V
0.47uF
50V
WOOFER
C5733
0.1uF
50V
0.1uF
50V
WOOFER
C5712
0.047uF
WOOFER
I2C_SDA1
C5707
0.1uF
0.1uF
WOOFER
R5702
33
WOOFER
R5707
470
WOOFER
R5701
100
WOOFER
AUD_SCK
R5708
470
WOOFER
C5729
330pF
50V
330pF
50V
WOOFER
R5700
0
0
WOOFER
C5719
0.1uF
50V
WOOFER
SPK_WOOFER_R+
R5712
18
1/16W
WOOFER_STEREO
SPK_WOOFER_R+
R5713
18
WOOFER
C5708
0.047uF
WOOFER
AMP_RESET_N
C5726
330pF
50V
330pF
50V
WOOFER_STEREO
R5714
18
WOOFER
C5702
1000pF
50V
WOOFER
+24V_AMP_WOOFER
C5716
0.033uF
50V
WOOFER
+3.3V_NORMAL
+24V
AUD_MASTER_CLK
I2C_SCL1
+24V_AMP_WOOFER
R5711
18
1/16W
WOOFER_STEREO
C5717
0.033uF
50V
50V
WOOFER
C5737
2200pF
2200pF
50V
WOOFER
L5702
BLM18PG121SN1D
WOOFER
R5704
33
WOOFER
C5727
330pF
50V
330pF
50V
WOOFER_STEREO
C5735
0.1uF
50V
0.1uF
50V
WOOFER_STEREO
R5705
18K
1%
WOOFER
C5704
0.1uF
16V
0.1uF
16V
WOOFER
R5709
10K
OPT
C5731
0.47uF
50V
0.47uF
50V
WOOFER_STEREO
SPK_WOOFER_L+
C5718
0.1uF
50V
WOOFER
+24V_AMP_WOOFER
WOOFER_MUTE
C5710
0.1uF
16V
0.1uF
16V
WOOFER
SPK_WOOFER_L-
C5739
2200pF
2200pF
50V
WOOFER_STEREO
C5706
0.1uF
16V
0.1uF
16V
WOOFER
C5736
2200pF
2200pF
50V
WOOFER
C5724
0.033uF
50V
WOOFER
C5703
10uF
10V
10uF
10V
WOOFER
C5738
2200pF
2200pF
50V
WOOFER_STEREO
P5700
FW25003_03
DEV_WOOFER_STEREO
1
2
3
R5710
10K
OPT
C5701
0.1uF
50V
0.1uF
50V
WOOFER
C
5
7
1
5
1
u
F
2
5
V
WOOFER
C5734
0.1uF
50V
0.1uF
50V
WOOFER_STEREO
C5714
0.1uF
0.1uF
WOOFER
IC5700
TAS5733
WOOFER
1
OUT_A
2
PVDD_AB_1
3
PVDD_AB_2
4
BST_A
5
NC_1
6
SSTIMER
7
NC_2
8
PBTL
9
AVSS
10
PLL_FLTM
11
PLL_FLTP
12
VR_ANA
13
AVDD
14
A_SEL_FAULT
15
MCLK
16
OSC_RES
17
DVSSO
18
VR_DIG
19
PDN
20
LRCLK
21
SCLK
22
SDIN
23
SDA
24
SCL
25
RESET
26
STEST
27
DVDD
28
DVSS
29
GND
30
AGND
31
VREG
32
GVDD_OUT
33
BST_D
34
PVDD_CD_1
35
PVDD_CD_2
36
OUT_D
37
PGND_CD_1
38
PGND_CD_2
39
OUT_C
40
NC_3
41
NC_4
42
BST_C
43
BST_B
44
NC_5
45
NC_6
46
OUT_B
47
PGND_AB_1
48
PGND_AB_2
49
[EP]
33
R5703 WOOFER
GND-4
GND-4
R5706
15K
WOOFER
L5701
BLM18PG121SN1D
WOOFER
AUD_LRCH
SPK_WOOFER_R-
C5713
2200pF
50V
WOOFER
C5709 4700pF
WOOFER
AUD_LRCK
SPK_WOOFER_R-
SPK_WOOFER_L-
+3.3V_NORMAL
C5723
10uF
35V
WOOFER_STEREO
C5722
10uF
35V
WOOFER
C5721
10uF
35V
WOOFER_STEREO
C5720
10uF
35V
WOOFER
L5700
UBW2012-121F
WOOFER_NON_OLED
L5704
NRS6045T100MMGK
WOOFER
10.0uH
L5706
NRS6045T100MMGK
WOOFER
10.0uH
L5703
NRS6045T100MMGK
WOOFER_STEREO
10.0uH
L5705
NRS6045T100MMGK
WOOFER_STEREO
10.0uH
C5705
4.7uF
10V
WOOFER
+12V
L5707
UBW2012-121F
WOOFER_OLED
GP4_MT5369
58
2011.11.21
AUDIO[ST]
This parts are Located
on AVSS area.
on AVSS area.
WOOFER_R
Close to Speaker
Separate DGND AND AVSS
WOOFER_L
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.
SIGN600002
C6004
0.1uF
50V
EU
DTV/MNT_R_OUT
C6008
1uF
25V
EU
SCART_Lout
R6008
33K
EU
C6005
33pF
EU
SCART_MUTE
C6003
33pF
EU
DTV/MNT_L_OUT
DTV/MNT_L_OUT
R6002
470K
OPT
Q6000
MMBT3904(NXP)
EU
E
B
C
R6000
2.2K
EU
+12V
C6007
6800pF
OPT
SCART_AMP_L_FB
R6010
470K
OPT
C6000
1uF
25V
25V
EU
R6004
33K
EU
DTV/MNT_R_OUT
C6002
6800pF
OPT
Q6001
MMBT3904(NXP)
EU
E
B
C
L6000
EU
SCART_Rout
SCART_AMP_R_FB
IC6000
AZ4580MTR-E1
EU
3
IN1+
2
IN1-
4
VEE
1
OUT1
5
IN2+
6
IN2-
7
OUT2
8
VCC
R6011
2.2K
EU
Q6002
RT1P141C-T112
RT1P141C-T112
EU_SCART_MUTE_ISAHAYA
E
B
C
R6014
1K
EU
R6013
1K
EU
Q6002-*1
PDTA114ET
EU_SCART_MUTE_NXP
E
B
C
60
SCART AUDIO AMP
2011.11.21
[SCART AUDIO MUTE]
AUD_OUT >> EU/CHINA_HOTEL_OPT
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.
R6100
10K
10K
HP_OUT
C6101
1uF
10V
1uF
10V
HP_OUT
C6100
1uF
10V
1uF
10V
HP_OUT
+3.3V_NORMAL
C6105
1uF
10V
10V
HP_OUT
R6101
10K
10K
HP_OUT
HP_LOUT_AMP
HP_LOUT_MAIN
SIDE_HP_MUTE
+3.3V_NORMAL
R6104
43K
43K
1%
HP_OUT
R6103
33K
HP_OUT_MTK
C6102
1uF
10V
1uF
10V
HP_OUT
R6105
4.7K
HP_OUT
C6103
1uF
1uF
10V
HP_OUT
HP_ROUT_MAIN
L6100
120-ohm
HP_OUT
BLM18PG121SN1D
C6104
180pF
HP_OUT_MTK
R6106
43K
43K
1%
HP_OUT
C6107
0.1uF
16V
HP_OUT
C6109
180pF
180pF
HP_OUT_MTK
R6102
33K
HP_OUT_MTK
HP_ROUT_AMP
C6104-*1
18pF
HP_OUT_H13
C6109-*1
18pF
18pF
HP_OUT_H13
C6108
10pF
50V
10pF
50V
HP_OUT
C6106
10pF
50V
10pF
50V
HP_OUT
IC6100
TPA6138A2
3
OUTR
2
-INR
4
GND_1
1
+INR
6
VSS
5
MUTE
7
CN
8
CP
9
VDD
10
GND_2
11
UVP
12
OUTL
13
-INL
14
+INL
R6103-*1
43K
43K
1%
HP_OUT_H13
R6102-*1
43K
43K
1%
HP_OUT_H13
2011.09.29
HEADPHONE AMP
61
EARPHONE AMP
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