S3050/ S8082/ Mic Circuit Diagram - LG DM5620K Service Manual

3. S3050/ S8082/ MIC CIRCUIT DIAGRAM

12
11
10
9
8
TP47
TP6
TP7
TP8
TP9
TP10
TP11
7
CN800
CN/23PIN
1
HFM_VCC
2
RF_OUT
3
6 LD_VDD
4
MD_DVD
5
VR_DVD
6
GND_PD
7
19 VREF
8
VCC
9
F
10
E
22
11
A
12
5 D
13
C
21
14
B
15
FOCUS-
16
TRACK_ING-
20
17
TRACK_ING+
18
FOCUS+
19
SW_PDIC
20
GND_LD
4 21
LD_CD
22
MD_CD
23
VR_CD
CN801
1
UP-SW SPIN-
2
DN-SW SPIN+
3
3 PHOTO(5V) SLED-
4
SENSE
SLED+
5
DN-SW
GND
6
TUR-N- UP-SW
7
TUR-N+ OP-SW
8
SP-
CL-SW
9
SP+ LOAD-
10
SL- LOAD+
11
SL+ PHOTO(5V) TP75
12
2
GND SENSE
13
TP39
CL-SW GND
14
OP-SW
TURD_N-
15
LD+ TURD_N+
16
LD-
1
: WAVEFORM NUMBER
A B C D
C808
47uF/16V
RFVCC50
R800
33R C807
104
R803
10k
C800
D800 1
104
KDS-226
Q800
C806
C805
2SK3018
47uF/16V
R802
100k
R801
22R
R804
10k
1
C801
104 D801
KDS-226
R805
10k
Q801
2SK3018
Q803
C804
KTC3875S
KTC3875S
R808
C809
FB802 100R
102
FB600
C811
104
D802
R810
KDS-226
10k
C813
Q805
220uF/16V
R806
2SA1037K
2R2
C815
100uF/16V
R809
C810
FB803 100R
102
FB600
C812
104
R811
D803
KDS-226 10k
C814
Q804
220uF/16V
R807
2SA1037K
2R2
C816
VD33RF 100uF/16V
R812
10k
FB829
FB120
R813
FB828 100k
FB120
Q806
KTC3875S
R814
220k
TP125
C1J7
C1J6
104
100uF/16V
FB816
FB120
FB817
FB300
FB818
FB300
FB819
FB300
FB820
FB300
FB821
FB300
FB822
FB300
FB823
FB120
FB824
FB120
FB825
FB120
FB826
FB120
FB827
FB120
R815
C820
104 2R2
C819
104 R816
2R2
R821 100R
R822 100R
R817 2R2
C821104
R818 27R R819 27R
R823 100R
47k
R820
C824 C823
104 104
5VM
FB804
FB252
E F G H
3-25
104
COREVCC
Q807 R829 R830
C8550
R833
0R 2R2 2R2
3 1
R831 R832
2
CD_DVD_SLCT 2R2 2R2
R834
5.1k
R835 R836 R837
1k 27k 1K5
F0D
VINFC MUTE
RF 1 28
C802
103 TRB_1 BIAS
2 27
8
CDLD REGO2 VINTK
R838 C803 R840 3 26
R839
474
1K2 10k
470R
SLD
VINSL+ TRB_2
4 25
+3.3VD
R841
FB800
REG01 OPOUT
5 24
FB252 22k
CLOSE R842 FWD VINLD
6 23
C817 0R
104
R843
OPEN
REV GND
7 22
0R IC800
C826 5VM
S3053
10
104
DVDLD
VCC1 VCTL
8 21
C825
LOAD+ 220uF/16V VTOR- OPIN
9 20
LOAD-
VOTR+ VCC2
10 19
SLED+ VOSL+ VOLD-
11 18
FB801 SLED- VOSL- VOLD+
12 17
FB252
F+
VOFC- VOTK-
13 16
C818 C827
104
473
F- VOFC+ VOTK+
14 15
C832 C833
100P 100P
9
5VM
PU_DET
TURD_N-
C834
104
IC801
TURD_N+
8 VD2 GND 1
7 PVCC VD1 2
6 SVCC VCTL 3
TURO-
5 VIN2 VIN1 4
VC
S8082
ZD900
3V3/0.5W
C835
C836
F 104
100uF/16V
R863
E
1R
A
D
C TURO+
B
F-
TR-
TR+
F+
MIC
DVDMDI
CN601
1
GND
2
HP_L
3
HP_SENSE
4
SPIN- HP_R
5
SPIN+ MIC_IN
6
SLED- +12VA
7
MIC_SENS
SLED+
DOWN_SW
UP_SW
OP-SW
CL-SW
LOAD- CN602
LOAD+
FB604
1
GND
FB600
2
HP_L HP_L
SENSOR
3
HP_SW HP_SENSE
4
HP_R HP_R
TURD_N-
FB605
FB600 5
MIC_SIG MIC_IN
TURD_N+
100uF/16V
FB602 6
+12VA +12VA
FB600 FB603
7
MIC_SENS MIC_SENS
FB600
C613
100P
C614
C612 100P
100P
I J K L M
3-26
5VM RFVCC50 +5VM
FB805
FB252
FB806
FB220
FB807
FB220
RF
+3.3VD
F
E
A
C
R851 C828
D
NC
3k3
R844 B
DRV_MUTE
100R
R845
SVREF
F0D
33R
R846 TRD
R847
TRD
5k6 47k R848
C829
1k
103 C830
104 SLD
C831
SPINDLBD
474
R849 R850
SPINDLBD
4k7 1k2
CD_DVD_SLCT
R852
5VM
5k1 R854
DRV_MUTE
56k
R853
CDLD
15k
DVDLD
DVDMDI
SPIN+
VC
SPIN-
SVREF
TR+
OPEN
TR-
CLOSE
R855 R856
12k 12k
OUT_SW
R861
SPNN
0R IN_SW
R857 R858
UP_SW
0R 0R
R862
SPNP
DOWN_SW
0R
SPNN
R859 R860
22k 47k
SPNP
PU_DET
SENSOR
TURO+
TURO-
KDS-226 KDS-226
C502 C503
D601 D602 104 104
R608
22k
R612
100k
C611
222
R609
56k
FB601
R603
FB600
220R
C608
R605
220R 22uF/16V R610
22k
IC600
S4308
C602
NC C600
222
6 VCC NF 1
R601
5 ALC GND 2
47k
R607
C601 R611
4 OUTPUT INPUT 3
R602 C606 10k 56k
104
1k
C607 R606
R604
NC 100k
1M
C603
104
MIC_GND
C604 C605
100uF/16V 100uF/16V
N O P Q
RF
F
E
A
C
D
B
F0D
TRD
SLD
SPINDLBD
CD_DVD_SLCT
DRV_MUTE
CDLD
DVDLD
DVDMDI
VC
SVREF
OPEN
CLOSE
OUT_SW
IN_SW
UP_SW
DOWN_SW
SPNN
SPNP
PU_DET
SENSOR
TURO+
TURO-
JK501
Left
3
5
4
6
7
2
1
Right
JK601
2
3
5
4
6
C609 7
104
1
JK602
R613
2
100k
3
5
4
6
C610
7
104
1
S3050/ S8082/ MIC
2012. 03. 09
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