LG 47LH7000 / 47LH7020 / 47LH7030 (CHASSIS:LD91D) Service Manual ▷ View online
PCM_5V_CTL
RSR025P03
Q501
S
D
G
2SC3052
Q500
E
B
C
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.
+5V_CI_ON
+5V_CI
GND
CI_DET
KIC7SZ32FU
IC500
3
GND
2
IN_A
4
O
UT_Y
1
IN_B
5
V
C
C
/CI_CD2
/CI_CD1
CI_MDI[6]
/PCM_WAIT
PCM_D[0-7]
CI_IOWR
CI_MDI[4]
CI_TS_DATA[5]
CI_WE
CI_DET
CI_TS_DATA[7]
CI_MDI[2]
PCM_A[3]
CI_ADDR[0-14]
CI_MDI[3]
GND
100
R510
CI_MIVAL_ERR
CI_OE
/PCM_IORD
REG
CI_MDI[5]
CI_MDI[4]
10K
R506
CI_MDI[0]
CI_TS_VAL
CI_ADDR[8]
CI_TS_DATA[1]
/CI_CD1
CI_WE
CI_IOWR
CI_ADDR[0]
CI_ADDR[6]
CI_MDI[2]
10K
R507
10K
R508
FE_TS_VAL_ERR
PCM_A[6]
10K
R505
PCM_A[12]
PCM_A[10]
CI_ADDR[13]
100
R516
CI_MDI[6]
0.1uF
16V
C511
CI_MDI[3]
CI_ADDR[2]
CI_ADDR[1]
0.1uF
16V
C509
PCM_A[7]
0.1uF
16V
C502
GND
100
R511
CI_MDI[0]
CI_IORD
GND
CI_ADDR[11]
PCM_RST
/PCM_IRQA
47
R500
+5V_GENERAL
CI_ADDR[12]
+5V_GENERAL
CI_ADDR[14]
/CI_CD2
PCM_A[1]
CI_TS_CLK
PCM_A[8]
CI_OE
CI_MISTRT
CI_MDI[7]
CI_MDI[1]
/PCM_WE
CI_TS_DATA[4]
0.1uF
16V
C501
GND
CI_TS_DATA[0]
FE_TS_CLK
CI_MCLKI
REG
PCM_A[4]
CI_MISTRT
PCM_A[9]
FE_TS_SYN
PCM_A[13]
/PCM_IOWR
10K
R509
/PCM_OE
CI_ADDR[5]
CI_MDI[7]
PCM_A[5]
GND
CI_TS_DATA[3]
10K
R517
R517
CI_MIVAL_ERR
GND
/PCM_REG
CI_ADDR[3]
CI_MDI[5]
/PCM_CE
PCM_A[11]
CI_TS_DATA[2]
CI_ADDR[4]
+3.3V
PCM_A[0]
PCM_A[2]
CI_ADDR[7]
CI_MDI[1]
CI_IORD
CI_TS_SYN
CI_ADDR[10]
PCM_A[14]
CI_ADDR[9]
FE_TS_DATA[0-7]
CI_TS_DATA[6]
+5V_GENERAL
+5V_CI_ON
CI_DATA[0-7]
CI_DATA[0-7]
/PCM_CD
47
R503
47
R515
+3.3V_CI
+3.3V_CI
33
AR503
33
AR500
33
AR504
33
AR506
33
AR507
33
AR508
33
AR509
33
AR510
33
AR511
33
AR512
33
AR513
CI_MCLKI
74LVC541A(PW)
B U
F F
E R
IC502
3
A1
2
A0
4
A2
1
OE1
6
A4
5
A3
7
A5
8
A6
9
A7
10
GND
11
Y7
12
Y6
13
Y5
14
Y4
15
Y3
16
Y2
17
Y1
18
Y0
19
OE2
20
VCC
+3.3V_CI
FE_TS_CLK
FE_TS_VAL_ERR
FE_TS_SYN
BUF_TS_CLK
BUF_TS_VAL_ERR
BUF_TS_SYN
BUF_TS_DATA[0]
FE_TS_SERIAL_D
0.
1u
F
16V
C510
0.1uF
C508
0.1uF
C503
0.1uF
C512
0.1uF
16V
C507
0.1uF
16V
C500
0.
1u
F
16V
C504
47
R521
47
R519
10K
R518
10K
R520
10K
R502
22K
R504
10uF
10V
C506
10uF
10V
C505
10K
R522
10K
R523
0
OPT
R513
0
OPT
R514
0
OPT
R512
33
AR514
CIC21J501NE
L500
2SC3052
Q502
OPT
E
B
C
R530
OPT
R531
OPT
10K
R532
0
R529
OPT
R533
TOSHIBA
TC74LCX244FT
0ITO742440D
IC501
3
2Y4
2
1A1
4
1A2
1
1OE
6
1A3
5
2Y3
7
2Y2
8
1A4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
2OE
20
VCC
10067972-000LF
EAG41860102
P500
EU_CI
G1
G2
57
21
52
16
10
47
41
5
36
59
23
45
54
18
49
43
13
7
38
2
25
56
20
51
15
9
46
40
4
35
58
22
53
17
11
48
42
12
6
37
1
24
55
19
50
44
14
8
39
3
26
60
27
61
28
62
29
63
30
64
31
32
33
34
65
66
67
68
69
CI_ADDR[4]
CI_DATA[7]
CI_DATA[5]
CI_ADDR[5]
CI_DATA[0]
CI_DATA[4]
CI_ADDR[13]
CI_ADDR[7]
CI_ADDR[12]
CI_ADDR[6]
CI_ADDR[14]
FE_TS_DATA[0-7]
CI_ADDR[0]
CI_ADDR[2]
CI_ADDR[1]
CI_ADDR[3]
CI_ADDR[11]
CI_DATA[6]
CI_ADDR[10]
CI_DATA[3]
CI_ADDR[8]
CI_ADDR[9]
CI_DATA[0-7]
CI_DATA[2]
CI_DATA[1]
CI_DATA[0-7]
CI_DATA[0]
CI_DATA[1]
CI_DATA[2]
CI_DATA[3]
CI_DATA[4]
CI_DATA[6]
CI_DATA[5]
CI_DATA[7]
PCM_D[0-7]
PCM_D[0]
PCM_D[1]
PCM_D[2]
PCM_D[3]
PCM_D[7]
PCM_D[4]
PCM_D[6]
PCM_D[5]
FE_TS_DATA[7]
FE_TS_DATA[6]
FE_TS_DATA[5]
FE_TS_DATA[4]
FE_TS_DATA[3]
FE_TS_DATA[1]
FE_TS_DATA[2]
FE_TS_DATA[0]
CI POWER ENABLE CONTROL
DVB-CI DETECT
DVB-CI SLOT
5 10
CI
MSD3369GV Platform
DVB-CI TS INPUT
DVB-CI HOST I/F
DVB-CI SERIAL BUFFER TS
08/12/19 (MP)
EU_CI[OPT]
EU_CI[OPT]
EU_CI[OPT]
EU_CI[OPT]
EU_CI[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.
CK-_HDMI4
DDC_SDA_1
D0+_HDMI3
D0-_HDMI2
DDC_SCL_4
D0-_HDMI2
D0+_HDMI4
DDC_SDA_3
DDC_SDA_4
CK+_HDMI2
HDMI_RX0-
5V_HDMI_2
CEC_REMOTE
DDC_SDA_2
D1+_HDMI1
D2-_HDMI2
5V_HDMI_1
D1+_HDMI4
HPD4
006:AK24
DDC_SDA_3
HPD2
5V_HDMI_2
DDC_SCL_3
D2+_HDMI3
D1+_HDMI2
DDC_SCL_2
+3.3V_HDMI
D0+_HDMI1
5V_HDMI_2
D1-_HDMI4
DDC_SDA_1
HPD3
CK-_HDMI3
D0-_HDMI3
CK-_HDMI3
HDMI_RX2+
DDC_SCL_4
DDC_SCL_1
CK+_HDMI3
D1-_HDMI2
DDC_SDA_3
5V_HDMI_3
D0+_HDMI2
D2+_HDMI3
CEC_REMOTE
HDMI_RX1-
D1-_HDMI1
HPD1
D1-_HDMI3
HDMI_CLK-
D2-_HDMI4
D2-_HDMI3
CK+_HDMI2
CK-_HDMI1
HPD2
D2+_HDMI1
D2-_HDMI3
CK+_HDMI3
D2+_HDMI4
HDMI_RX0+
CEC_REMOTE
CK-_HDMI2
D0-_HDMI4
D1-_HDMI3
DDC_SCL_3
D1-_HDMI2
DDC_SDA_4
D0-_HDMI1
CEC_REMOTE
5V_HDMI_4
HDMI_RX2-
DDC_SCL_2
D1+_HDMI3
DDC_SCL_2
D0-_HDMI3
CK+_HDMI4
D2-_HDMI1
D0+_HDMI3
D0+_HDMI2
DDC_SCL_1
D1+_HDMI2
DDC_SDA_2
CEC_REMOTE
CK-_HDMI2
HPD3
006:AG11
DDC_SDA_2
5V_HDMI_1
D2+_HDMI2
DDC_SCL_3
D2-_HDMI2
TDA9996_SCL
HDMI_SCL
H D
M I_
S D
A
D2+_HDMI2
5V_HDMI_3
5V_HDMI_4
HDMI_RX1+
CK+_HDMI1
TDA9996_SDA
HDMI_CLK+
D1+_HDMI3
D2-_HDMI4
CK-_HDMI4
D1+_HDMI4
D1-_HDMI4
D0+_HDMI4
D2+_HDMI4
D0-_HDMI4
CK+_HDMI4
CK+_HDMI1
D0-_HDMI1
D1-_HDMI1
D2-_HDMI1
D0+_HDMI1
D2+_HDMI1
CK-_HDMI1
D1+_HDMI1
HPD1
DDC_SDA_1
DDC_SCL_1
HPD4
DDC_SCL_4
DDC_SDA_4
5V_HDMI_1
5V_HDMI_4
0.1uF
C618
C602
OPT
C601
OPT
0.
1u
F
C620
C605
OPT
0.
1u
F
C610
0.
1u
F
C614
0.1uF
C617
0.1uF
C619
C600
OPT
0.
1u
F
C612
0.1uF
C616
0.
1u
F
C613
0.
1u
F
C609
0.
1u
F
C611
0
R603
0
R609
0
R633
0
R611
0
R605
0
R610
0
R608
0
R635
0
R606
0
R634
0
R607
0
R604
R617
OPT
R616
OPT
R615
OPT
R638
OPT
R600
OPT
R601
OPT
R631
OPT
R602
OPT
+1.8V_HDMI
+1.8V_HDMI
5V_HDMI_3
+1.8V_AMP
0.1uF
C627
+1.8V_HDMI
0.1uF
16V
C621
0.1uF
16V
C622
0.1uF
16V
C623
0.1uF
16V
C624
0.1uF
16V
C625
0.1uF
16V
C626
0
R670
R662
OPT
R665
OPT
47K
R628
47K
R630
47K
R648
47K
R650
47K
R646
47K
R649
47K
R629
47K
R626
0
R612
0
R613
0
R614
0
R636
+5V_ST
0.1uF
C615
0.1uF
16V
C628
0.1uF
16V
C629
0.1uF
16V
C631
0.1uF
16V
C630
0.1uF
16V
C632
0.1uF
16V
C633
OPT
R666
0
R669
CAT24WC08W-T
IC601
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
0.1uF
C603
+3.3V
EEPROM_SDA
EEPROM_SCL
+3.3V_HDMI
0.1uF
C634
+3.3V
BLM18PG121SN1D
L601
BLM18PG121SN1D
L602
12K
1
%
R671
4.7K
R640
4.7K
R643
+3.3V_HDMI
2K
R675
2K
R676
22
R641
22
R642
22
R680
22
R679
OPT
R661
0
R663
0
OPT
R627
CEC_REMOTE
68K
R639
+3.3V_ST
SSM6N15FU
Q600
3
DRAIN2
2
GATE1
1
SOURCE1
4
SOURCE2
5
GATE2
6
DRAIN1
GND
0.1uF
16V
C606
9.1K
R637
HDMI_CEC
MMBD301LT1G
30V
D605
0
R644
10uF
6.3V
C635
TDA9996HL
IC600
1
VSS_1
2
OUT_C+
3
OUT_C-
4
VDDO[3V3]
5
OUT_DDC_CLK
6
OUT_DDC_DAT
7
VSS_2
8
VDDC[1V8]_1
9
RXA_HPD
10
RXA_5V
11
RXA_DDC_DAT
12
RXA_DDC_CLK
13
RXA_C-
14
RXA_C+
15
VDDH[3V3]_1
16
RXA_D0-
17
RXA_D0+
18
VSS_3
19
RXA_D1-
20
RXA_D1+
21
VDDH[3V3]_2
22
RXA_D2-
23
RXA_D2+
24
VDDH[1V8]_1
25
NC
26
VSS_4
27
TEST
28
R X
B _H
P D
29
RXB_5V
30
R X
B _D
D C
_ D
A T
31
R X
B _D
D C
_ C
L K
32
RXB_C-
33
RXB_C+
34
VDDH[3V3]_3
35
RXB_D0-
36
RXB_D0+
37
VSS_5
38
RXB_D1-
39
RXB_D1+
40
VDDH[3V3]_4
41
RXB_D2-
42
RXB_D2+
43
VSS_6
44
C D
E C
_ D
D C
45
VDDC[1V8]_2
46
VDDC[3V3]
47
M O
D E
48
P D
49
SDA/SEL1
50
SCL/SEL0
51
XTAL_IN
52
XTAL_OUT
53
INT/HP_CTRL
54
CDEC_STBY
55
VDDS[3V3]
56
VSS_7
57
CEC
58
RXC_HPD
59
RXC_5V
60
RXC_DDCC_DAT
61
RXC_DDC_CLK
62
RXC_C-
63
RXC_C+
64
VDDH[3V3]_5
65
RXC_D0-
66
RXC_D0+
67
VSS_8
68
RXC_D1-
69
RXC_D1+
70
VDDH[3V3]_6
71
RXC_D2-
72
RXC_D2+
73
VSS_9
74
R12K
75
VDDH[1V8]_2
76
R X
D _H
P D
77
R X
D _5
V
78
R X
D _D
D C
_ D
A T
79
R X
D _D
D C
_ C
L K
80
RXD_DC-
81
R X
D _D
C +
82
VDDH[3V3]_7
83
RXD_D0-
84
RXD_D0+
85
VSS_10
86
RXD_D1-
87
RXD_D1+
88
VDDH[3V3]_8
89
RXD_D2-
90
RXD_D2+
91
VDDC[1V8]_3
92
VSS_11
93
OUT_D2+
94
OUT_D2-
95
VDDO[1V8]
96
OUT_D1+
97
OUT_D1-
98
VSS_12
99
OUT_D0+
100
OUT_D0-
EAG59023302
JK600
14
13
5
D1_GND
20
20
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
EAG59023302
JK601
14
13
5
D1_GND
20
20
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
EAG59023302
JK602
14
13
5
D1_GND
20
20
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
EAG59023301
JK603
14
13
5
D1_GND
20
20
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
UI_HW_PORT3
UI_HW_PORT4
UI_HW_PORT1
UI_HW_PORT2
HDMI
6 / 10
MSD3369GV Platform
08/12/19 (MP)
HDCP EEPROM
0.1uF
50V
C729
OPT
0.1uF 50V
C749
0.1uF
50V
C735
SPK_R+
007:AA17
POWER_DET
22000pF
50V
C732
SPK_R-
007:AA17
MS_LRCK
002:V8
+24V_AMP
0.1uF
50V
C728
4.7K
R730
AMP_MUTE
002:C25
0.1uF
50V
C733
OPT
SDA_SUB/AMP
001:L3;004:Y11
SPK_L-
007:AA18
0.1uF 50V
C750
4.7K
R732
MS_LRCH
002:V8
SPK_L+
007:AA18
MS_SCK
002:V8
AUDIO_MASTER_CLK
002:V8
+24V_AMP
0.1uF
50V
C734
22000pF 50V
C731
+1.8V_AMP
22000pF 50V
C726
+1.8V_AMP
0.1uF
50V
C752
0.1uF
50V
C751
AMP_RST
001:AA9
SCL_SUB/AMP
001:L3;004:Y11
4.7K
R733
22000pF
50V
C716
4.7K
R731
+1.8V_AMP
SPK_R-
007:AG19
SPK_L-
007:AG24
SPK_L+
007:AG26
SPK_R+
007:AG22
+24V_AMP
HP_ROUT
002:Y10
HP_LOUT
002:Y10
TPA6110A2DGNRG4
IC700
3
SHUTDOWN
2
GND
4
IN2-
1
BYPASS
5
VO2
6
VDD
7
VO1
8
IN1-
+5V_GENERAL
20K
R712
20K
R702
1uF
10V
C701
2SC3052
Q700
E
B
C
HP_MUTE
1N4148W
100V
D704
OPT
1N4148W
100V
D705
OPT
1N4148W
100V
D707
OPT
1N4148W
100V
D706
OPT
0.22uF 16V
C703
0.22uF
16V
C717
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.
+3.3V
2SC3052
Q701
E
B
C
+3.3V_ST
HP_L_OUT
HP_R_OUT
+24V
10uF 10V
C700
0.1uF
C709
0.1uF
16V
C702
0.1uF
16V
C710
0.1uF
16V
C706
0.1uF 16V
C715
1000pF
50V
C707
1000pF 50V
C708
33pF
50V
C714
33pF
50V
C712
10K
R700
10K
R729
10K
R724
10K
R701
10uF 10V
C704
10uF
10V
C760
0.1uF 50V
C720
100
R721
100
R720
100
R722
HP_LOUT
+5V_GENERAL
BT_AU_SW
680K
R744
+5V_GENERAL
680K
R743
MC74HC4066ADR2G
IC702
3
YB
2
YA
4
XB
1
XA
6
CONTROL_C
5
CONTROL_B
7
GND
8
XC
9
YC
10
YD
11
XD
12
CONTROL_D
13
CONTROL_A
14
VCC
680K
R751
+5V_GENERAL
680K
R752
HP/BT_ROUT
+5V_GENERAL
HP/BT_LOUT
0
OPT
R745
BT_ON/OFF
1uF
C771
BT_DM
+5V_GENERAL
2SC3052
Q705
E
B
C
BT_DP
BT_LOUT_AMP
RTR030P02
Q706
S
D
G
+5V_GENERAL
HP_AU_SW
BT_LOUT
HP_ROUT
12507WR-08L
P701
1
2
3
4
5
6
7
8
9
100uF
16V
C719
100uF
16V
C718
0
OPT
R719
33K
R717
OPT
10K
R753
4.7K
R748
47K
R746
10K
R741
0
R740
100
R704
100
R709
100
R710
0
R749
BLM18PG121SN1D
L700
BLM18PG121SN1D
L701
0
R742
0
R750
0.1uF
16V
C773
1000pF
OPT
C723
1000pF
OPT
C722
0.47uF 50V
C745
0.47uF 50V
C746
CIC21J501NE
L703
1K
R715
1K
R714
100pF
50V
C705
390pF 50V
C743
390pF 50V
C744
390pF 50V
C742
390pF 50V
C741
0.01uF 50V
C756
0.01uF
50V
C758
0.01uF 50V
C755
0.01uF
50V
C757
3.3
R736
3.3
R737
3.3
R735
3.3
R734
0
R747
100
R718
2.2uF
16V
C770
2.2uF
16V
C772
10uF 10V
C736
OPT
10uF 10V
C737
OPT
2SC3052
Q707
E
B
C
10K
R707
+3.3V_ST
R705
OPT
10K
R713
CIC21J501NE
L780
OPT
47K
R785
BT_LOUT_AMP
2SC3052
Q781
E
B
C
+12V
0.1uF
16V
C783
15K
R786
BT_LOUT
0.1uF
16V
C784
470
R784
3K
R781
3K
R782
0.1uF
16V
C782
OPT
10uF
6.3V
C781
1K
R783
47K
R780
OPT
22uF
16V
C780
0
R756
0
R757
NTP-3100L
EAN60664001
IC701
1
BST1A
2
VDR1A
3
RESET
4
AD
5
DVSS_1
6
VSS_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LFM
12
AVDD_PLL
13
DVDD_PLL
14
TEST0
15
DVSS_2
16
D V
D D
17
S D
A T
A
18
W C
K
19
B C
K
20
S D
A
21
SCL
22
MONITOR_0
23
MONITOR_1
24
MONITOR_2
25
F A
U L
T
26
V D
R 2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
V D
R 1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
C725
C762
2SA1504S
Q780
E
B
C
ENKMC2838-T112
D708
A1
C
A2
+5V_EARPHONE
+5V_EARPHONE
+5V_EARPHONE
10uF
10V
C711
10uF
10V
C790
0.1uF 50V
C724
0.1uF
50V
C730
0.1uF 50V
C727
0.1uF
50V
C713
0.1uF
16V
C721
3.3K
R708
SMAW250-04Q
P700
1
2
3
4
5
20K
R706
20K
R711
AD-8770
EAP60684501
L704
2S
1S
1F
2F
AD-8770
EAP60684501
L705
2S
1S
1F
2F
12
R727
12
R792
12
R791
12
R793
12
R726
12
R725
12
R728
12
R790
0
R754
CIC21J501NE
L781
0.1uF
16V
C785
+5V_GENERAL
SPEAKER_L
SPEAKER_R
EARPHONE AMP
AUDIO/BT/FAN
7
1
0
MSD3369GV Platform
0
8
/
12/26 (MP)
MCLK SDATA WCK BCK TP is necessory
BT & HP AUDIO SWITCH
BLUETOOTH
68uF/35V
105
105
68uF/35V
For protect Peak noise
BLUETOOTH Audio TR Amp
EU_HP[OPT]
360mVrms(8mW) => 450mVrms(13mW)
15uH
15uH
0.1uF
50V
C842
PANEL_POWER
+5V_ST
+3.3V_ST
+5V_GENERAL
SI4925BDY
Q806
3
S2
2
G1
4
G2
1
S1
5
D
2_1
6
D
2_2
7
D
1_1
8
D
1_2
+12V
PANEL_CTL
001:AK20
+5V_ST
+5V_ST
10K
R832
OPT
10K
R829
+3.3V_AVDD_MPLL
POWER_ON/RL_ON
+5V_CI
+3.3V_ST
22K
R837
22K
R839
10K
R833
10K
R818
10K
R821
PWM_DIM
+5V_GENERAL
10K
OPT
R823
+24V
INV_CTL
1uF
25V
C804
OPT
A_DIM
001:W12
+3.3V_ST
10K
R822
1uF
25V OPT
C823
+1.8V_AMP
4.7K
R806
+12V
ERROR_OUT
0
OPT
R808
2SC3052
Q803
E
B
C
2SC3052
Q802
E
B
C
2SC3052
Q805
E
B
C
2SC3052
Q804
E
B
C
560
R835
10K
R834
10uF
C846
OPT
10K
R842
560
R843
BG2012B080TF
L800
BG2012B080TF
L805
100
R814
6.8K
OPT
R815
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.
+1.26V_VDDC
+5V_GENERAL
0.1uF
50V
C826
0.1uF
50V
OPT
C818
BLM18PG121SN1D
L803
+1.8V_MEMC
+1.26V_MEMC
0.1uF
16V
C827
0.1uF
16V
C803
0.1uF
16V
OPT
C807
0.1uF
16V
C808
0.1uF
16V
C869
0.1uF
16V
C859
0.1uF
16V
C815
0.1uF
C856
0.1uF
16V
C814
0.1uF
C854
0.1uF
C865
0.01uF
25V
C841
10uF
C862
10uF
10V
C802
10uF
16V
C845
MLB-201209-0120P-N2
L807
MLB-201209-0120P-N2
L804
MLB-201209-0120P-N2
L806
R855
OPT
+3.3V_ST
10K
R856
AP1117E33G-13
IC801
2
OUT
3
IN
1
ADJ/GND
1/10W
10K
R830
OPT
C837
OPT
22uF
C838
22uF
16V
C843
22uF
16V
C849
1/10W
10
1%
R826
10nF
50V
C836
BLM18PG121SN1D
L815
+5V_GENERAL
0.1uF
C844
+3.3V_CI
+3.3V_MEMC
0.1uF
16V
C852
BLM18PG121SN1D
L814
+3.3V
0.1uF
16V
C851
22uF 16V
C850
+5V_GENERAL
1K
R844
1/10W
33K
1%
R845
1/10W
27K
1%
R853
1/10W
30K
1%
R846
OPC_OUT1
22
R859
OPC_DISABLE
22
R860
OPC_ENABLE
+5V_ST
+5V_ST
+3.3V_ST
POWER_ON/RL_ON
10K
R802
10K
R805
10uF
10V
C867
16V
C855
OPT
0.1uF
50V
OPT
C813
+3.3V
1/10W
10K
R831
+12V
22uF
16V
OPT
C812
22uF
16V
C890
47uF
25V
C820
0.1uF
50V
C832
0.1uF
16V
C891
+3.3V
NR8040T3R6N
3.6uH
L813
22uF
C857
10nF
50V
C874
22uF
16V
C875
22uF
C861
1/10W
10
1%
R811
+1.8V_MEMC
22uF
16V
C873
AP1117E18G-13
IC803
2
OUT
3
IN
1
ADJ/GND
1/8W
75K
1%
R827
22
R857
OPT
OPC_OUT2
C892
OPT
BLM18SG121TN1D
L816
47
R862
47
R863
MP2212DN
IC805
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
MP2212DN
IC807
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
10uF
10V
C816
BLM18PG121SN1D
L821
0.01uF
25V
C882
0.1uF
16V
OPT
C805
CIC21J501NE
L823
CIC21J501NE
L822
CIC21J501NE
L818
CIC21J501NE
L812
CIC21J501NE
L811
BLM15BD121SN1
L801
2SC3052
Q800
E
B
C
10uF
6.3V
C806
10uF
6.3V
C822
10uF
6.3V
C876
10uF
6.3V
C879
10uF
6.3V
C896
10uF
6.3V
C898
C884
OPT
10K
R804
1uF
10V
C834
1uF
10V
C840
1uF
25V
C853
1uF
10V
C881
10uF
6.3V
C887
OPT
MP2212DN
IC804
3
IN
2
GND
4
BS
1
FB
5
VCC
6
SW_1
7
SW_2
8
EN/SYNC
22uF
C829
1/10W
10
1%
R858
10nF
50V
C830
NR8040T3R6N
3.6uH
L808
1/10W
10K
R809
22uF
C831
47
R810
1uF
10V
C828
10uF
6.3V
C810
1/10W
18K
1%
R841
1/10W
56K
1%
R840
1N4148W_DIODES
100V
D800
OPT
1N4148W_DIODES
100V
OPT
D802
1N4148W_DIODES
100V
OPT
D803
0
R803
POWER_ON_PM4
POWER_ON_DELAY
POWER_ON/RL_ON
SC4215ISTRT
IC802
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
10uF
10V
C883
10K
R813
0.1uF
16V
C895
+3.3V
0.1uF
16V
C877
22uF
16V
C897
+1.8V_DDR
BLM18PG121SN1D
L820
RT1P141C-T112
Q801
1
2
3
33K
R807
OPT
1/8W
24K
1
%
R825
1/10W
22K
1%
R824
MLB-201209-0120P-N2
L810
10uF
16V
C847
100uF
16V
C824
100uF
16V
C885
FM20020-24
P800
19
14
9
4
18
13
8
3
17
12
7
2
16
11
6
1
20
15
10
5
21
22
23
24
25
APE8953MP
IC806
3
VOUT_1
2
FB
4
VOUT_2
1
GND
5
VIN
6
VCNTL
7
POK
8
EN
C819
C821
15K
1%
R816
12K
1%
R819
0.1uF
16V
C825
4.7uF
10V
C870
0.1uF
16V
OPT
C871
56K
1%
R847
0.01uF
50V
C848
22uH
L819
3225
22uF
16V
C858
10uF
16V
C835
0.1uF 50V
C868
MP2305DS
IC808
3
SW
2
IN
4
GND
1
BS
5
FB
6
COMP
7
EN
8
SS
0.1uF
16V
C863
+5V_EXT
5600pF
50V
C860
100K
R848
9.1K
R852
0.47uF
25V
C839
+12V
3225
22uF
16V
C864
1N4148W_DIODES
100V
D801
OPT
+5V_GENERAL
1/10W
10K
OPT
R854
+5V_GENERAL
1/10W
20K
R838
1/10W
2.7K
R836
1000pF
OPT
C878
1000pF
OPT
C866
1000pF
OPT
C872
SP-7850_2.2
2.2uH
L809
MLB-201209-0120P-N2
L817
+5V_GENERAL
12K
1%
R851
1/8W
9.1K
1%
R850
1/8W
12K
1%
R849
1000pF
OPT
C833
1000pF
OPT
C880
0
R870
0
R871
Stand-by +3.3V
+5V_+12V
FROM LIPS & POWER B/D
C1130
MAX 3A
S6 core 1.26 volt
1600 mA
465 mA @85% efficiency
Power
600 mA
+1.26V Core for MEMC
+1.8V_MEMC for DDR
8 10
MSD3369GV Platform
08/12/19 (MP)
C OUT
C IN
1.5mA
R1
R2
Vout=0.8*(1+R1/R2)
Placed on SMD-TOP
Placed on SMD-TOP
Placed on SMD-TOP
4.9A 0.0150OHM 34MHZ
$0.07
Placed on SMD-TOP
Replaced Part
R1
C OUT
Placed on SMD-TOP
C IN
R2
400 mA + 600 mA
$0.24
$0.24
About 1.84V
Close to IC
Close to IC
Close to IC
Vout=0.8*(1+R1/R2)
R1/R2 : 27K / 20K => Vout=1.88
R1/R2 : 15K / 12K => Vout=1.80
R1/R2 : 12K / 9.1K => Vout=1.85
3A, DCR=0.025 ohm
68uF/35V
105
105
68uF/35V
Close to IC
4.9A 0.0150OHM 34MHZ
R2
R1
Placed on SMD-TOP
Vout=0.8*(1+R1/R2)
$0.24
$0.07
+1.8V_DDR
R1
R2
Vout=0.923*(1+R1/R2)
Placed on SMD-TOP
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