LG 42LK530 - Page 37

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.
AUD_MASTER_CLK
C4937
0.01uF
C4906
33pF
OPT
C4912
0.1uF
16V
C4904
33pF
OPT
R4926
3.3
C4903
33pF
OPT
AMP_RESET
+24V
SPK_L+
Amp_Mute_PDN
R4901
10K
R4923
3.3
C4926
10uF
35V
C4929
100pF
50V
+3.3V_AU_AVDD
SCL3_3.3V
R4930
0
C4922
0.01uF
SPK_L-
C4923
0.033uF
50V
L4906
120-ohm
+3.3V_Normal
C4907
33pF
OPT
0.1uF
C4941
50V
C4939
0.01uF
C4935
0.33uF
50V
C4931
0.33uF
50V
R4914 33
R4913 33
R4904
2K
OPT
R4915 15K
C4940
0.01uF
50V
AMP_RESET
R4903
10K
+24V_AMP
+3.3V_DVDD
C4908
0.1uF
+24V_AMP
L4907
MLB-201209-0120P-N2
R4928
0
C4910
33pF
OPT
C4933
0.33uF
50V
R4916
18K
1%
AUD_SCK
R4925
3.3
R4929
0
L4905
120-ohm
SDA3_3.3V
AMP_MUTE
SPK_R-
R4917
470
C4936
0.33uF
50V
C4913
4700pF
SPK_L-
C4918
1uF
25V
R4918 470
SPK_R+
R4927
0
SPK_OUTPUT_RESISTER
R4929-*1
CIS21J121
SPK_L+
SPK_R+
+3.3V_DVDD
C4905
0.1uF
R4910 0
C4902
1000pF
50V
OPT
+3.5V_ST
R4907
100
Q4901
2SC3052
E
B
C
C4915
0.047uF
C4911
0.047uF
C4927
100pF
50V
C4930
100pF
50V
C4921
0.01uF
R4902
33
R4911 0
C4901
1000pF
OPT
R4908 0
C4925
10uF
35V
R4921 18 1/16W
C4938
0.01uF
50V
C4924
0.033uF
50V
R4930-*1
CIS21J121
C4919
0.033uF
50V
+24V_AMP
R4909 0
AUD_LRCK
R4924
3.3
C4909
33pF
OPT
C4932
0.33uF
50V
R4920 18 1/16W
SPK_R-
AMP_RESET_N
C4916 2200pF
50V
R4912
10K
OPT
R4919 18 1/16W
+3.3V_DVDD
R4922 18 1/16W
0.1uF
C4942
50V
Amp_Mute_PDN
C4914
4700pF
+3.3V_AU_AVDD
R4927-*1
CIS21J121
SPK_OUTPUT_BEAD
C4920
0.033uF
50V
C4934
0.33uF
50V
AUD_LRCH
C4928
100pF
50V
P4901
WAFER-ANGLE
1
2
3
4
R4928-*1
CIS21J121
C4917
0.1uF
R4906
0
R4905
0
OPT
L4902
NRS6045T100MMGK
10.0uH
L4903
NRS6045T100MMGK
10.0uH
L4904
NRS6045T100MMGK
10.0uH
L4901
NRS6045T100MMGK
10.0uH
IC4901
TAS5727
1
OUT_A
2
PVDD_A_1
3
PVDD_A_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_2
33
BST_D
34
PVDD_D_1
35
PVDD_D_2
36
OUT_D
37
PGND_CD_1
38
PGND_CD_2
39
OUT_C
40
PVDD_C_1
41
PVDD_C_2
42
BST_C
43
BST_B
44
PVDD_B_1
45
PVDD_B_2
46
OUT_B
47
PGND_AB_1
48
PGND_AB_2
49
[EP]
MAIN
Q4901
VERY CLOSE AMP IC
1ST : 0TRIY80001A 2ND : 0TR387500AA
SPEAKER_R
VERY CLOSE AMP IC
DUAL COMPONENT
This parts are Located
on AVSS area.
Place at Bottom
Separate DGND AND AVSS
SPEAKER_L
TAS5727
BCM35230
LV7 ATSC AMP 49 50