Diagrama De Circuito De Control De Cd - LG MCD204 Manual De Servicio

5. DIAGRAMA DE CIRCUITO DE CONTROL DE CD

FB806 FB806
VCC33
220R/100MHz 220R/100MHz
12
11 VREF 1
VCC 2
EE 3
DD 4
AA 5
BB 6
CC 7
10
FF 8
S.GND
9
10
LD
VR 11
PD 12
F+
13
9
T+ 14
T- 15
F- 16
C8A2 C8A2 C8A1 C8A1 C8A3 C8A3
CN804 CN804
1000pF 1000pF 1000pF 1000pF 1000pF 1000pF
16P,1.0MM 16P,1.0MM
EMC
8
TP84 TP84 TP85 TP85
TUR_M+
M/Loading/+ 11
7
TUR_M- 10
M/Loading/-
GND GND 9
SENS D_SENSE 8
PHOTO
PHOTO5V 7
M/Main/- LO- 6
M/Main/+ LO+ 5
DN_SW
6 P/UP DOWN 4
P/UP UP UP_SW 3
OPEN OP_SW 2
CLOSE CL_SW 1
CN1 CN1
11P,1.0MM 11P,1.0MM
5
LIMIT 6
D.GND 5
SL- 4
4
3
SL+
SP- 2
SP+
1
CN805 CN805
C8A4 C8A4 C8A5 C8A5 C8A6 C8A6
6P,2.0MM 6P,2.0MM
1000pF 1000pF 1000pF 1000pF 1000pF 1000pF
3
2
1
A B C D
TP59 TP59 TP58 TP58 TP57 TP57 TP56 TP56 TP55 TP55 TP54 TP54 TP53 TP53 TP52 TP52
EE
VREF
DD
R860 R860
EE AA
3.3K 3.3K
DD BB
R862 R862
AA CC
3.3K 3.3K
BB FF
CC
FF
P_LD
+ +
C854 C854
C855 C855
VR
0.1uF 0.1uF
100uF/16V 100uF/16V
PD
R867 R867
VR
F+
0R 0R
TR+
TR-
P_LD
F-
TP67 TP67 TP65 TP65 TP66 TP66 TP64 TP64 TP62 TP62 TP63 TP63 TP61 TP61 TP60 TP60
VCC33
TP86 TP86 TP83 TP83 TP81 TP81 TP82 TP82 TP80 TP80 TP78 TP78 TP79 TP79 TP77 TP77 TP76 TP76
TUR_M+
TUR_M-
D_SENSE
PHOTO
LIMIT
LOAD-
LOAD+
DN_SW
R869 R869 R870 R870 R871 R871
8.2K 8.2K 8.2K 8.2K 8.2K 8.2K
UP_SW
OP_SW
CL_SW
R873 R873
OP_SW
10K 10K
TP97 TP97 TP93 TP93 TP91 TP91 TP94 TP94 TP92 TP92 TP90 TP90
UP_SW
DN_SW
LIMIT
R877 R877
CL_SW
27K 27K
SLED-
SLED+
SPIN-
R878 R878
SPIN+ PHOTO
220R 220R
C8A7 C8A7
1000pF 1000pF
EMC
CD_MCK
CD_MCK
CD_DIN_OUT
CD_DIN_OUT
CD_RW
CD_RW
CD_BUSY
CD_BUSY
CD_SUBSYQ
CD_SUBSYQ
CD_RESET
CD_RESET
MOT_OPEN
MOT_OPEN
MOT_CLOSE
MOT_CLOSE
CD_16M
CD_16M
DAC_MCLK
DAC_MCLK
CD_BCK
CD_BCK
CD_LRCK
CD_LRCK
CD_DATA
CD_DATA
E F G H
FB809 FB809
VCC33
VREF 220R/100MHz 220R/100MHz
TP TP
C852 C852
FE FE
6800pF 6800pF
R858 R858
E
EE EE
27K 27K
C862 C862
TE TE
100uF/16V 100uF/16V
R859 R859
BD
TP45 TP45
3.3K 3.3K
AC
R861 R861 C863 C863
TP44 TP44
0.1uF 0.1uF
3.3K 3.3K
C853 C853
2700pF 2700pF
R863 R863
F
27K 27K
C865 C865
C858 C858 1
47uF/16V 47uF/16V 0.1uF 0.1uF
R864 R864
AC
2
0R 0R
BD
3
R865 R865
VREF 4
3.3R 3.3R
C856 C856 + +
C857 C857
0.1uF 0.1uF 5
100uF/16V 100uF/16V
E
6
R866 R866
Q806 Q806 1 LD
8550 8550 F
100R 100R 7
PD 8
C859 C859
1000pF 1000pF
LD
9
C867 C867 C866 C866
10
3.3uF/50V 3.3uF/50V 0.1uF 0.1uF
R880 R880 470R 470R
D802 D802 11
KDS226 KDS226
C868 C868 0.22uF 0.22uF 12
FOD R881 R881 3.9K 3.9K
13
TRD R882 R882 10K 10K
14
SLDO R883 R883 18K 18K 15
R884 R884 10K 10K
SPDO 16
C869 C869 0.1uF 0.1uF
C860 C860
0.1uF 0.1uF
FB810 FB810
+1.5V
220R/100MHz 220R/100MHz
R868 R868
C871 C871 + + C8H6 C8H6
8.2K 8.2K
47uF/16V 47uF/16V
0.1uF 0.1uF
TP51 TP51
R872 R872 R874 R874
8.2K 8.2K 56K 56K
FB811 FB811
+5VM
80R/100MHz 80R/100MHz
C885 C885
C886 C886 + +
220uF/16V 220uF/16V
0.1uF 0.1uF
C884 C884
R875 R875
TR+
8.2K 8.2K
TR-
F-
R876 R876
UP/DN
F+
18K 18K
OP/CL/LIMIT
FOD
C861 C861
0.1uF 0.1uF
TRD
+5VM
R879 R879
D_SENSE MOT_MUTE
68K 68K
R889 R889 6.8K 6.8K
TUR+ R890 R890 100R 100R
R891 R891 100R 100R
TUR-
TUR_M-
TUR_M+
VCC3.3
(5)
VCC3.3 (5) R888 R888
+5VM
33K 33K
(5) +5VM (7)
UP/DN
TP48 TP48 TP49 TP49 TP50 TP50
(5) UP/DN (5)
D_SENSE
(5) D_SENSE (5)
MOT_MUTE
(5) MOT_MUTE (5)
TUR+
(5) TUR+ (5)
TUR-
(5) TUR- (5)
(5)
(5)
(3)
(5)
(5)
(5)
I J K L M
3-31 3-32
C883 C883
0.1uF/NC 0.1uF/NC
C882 C882
100uF/16V 100uF/16V
C881 C881
C878 C878
C864 C864
R887 R887 220R 220R
680pF 680pF
0.1uF 0.1uF
15pF 15pF
X802 X802
R886 R886
16.9344MHz 16.9344MHz
1M 1M
C879 C879
48
AVDD1 XI
C877 0.1uF C877 0.1uF 15pF 15pF
47
AC DVDD
2 1 3
46
BD FLAG3 FLAG3 FLAG3
26
45
VBIAS FLAG2 FLAG2 FLAG2
8 9 10
18 24
44
FLAG1 FLAG1
AGND1 FLAG1
43
E FLAG0 FLAG0 FLAG0
23
42
F DGND
IC807 IC807
41
PD DFSCKI
BU9543KV BU9543KV 40
22 TP46 TP46
LD DFDCK
13
39
ASY DFLRCK TP68 TP68
38
PCO DFDIN TP47 TP47
25
12
C876 22pF C876 22pF
37 C875 C875 0.1uF 0.1uF
FCO VDD_CORE
36
FDOUT BCK
35
TDOUT 19 20 21 LRCK
34
SDOUT DOUTA
33
CLVOUT DVDD
C874 C874
0.1uF 0.1uF
220R/100MHz 220R/100MHz
+ +
C880 C880
C870 C870 C873 C873 C872 C872 0.1uF 0.1uF
R885 R885
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
220R 220R
IC808 IC808
IP9011L IP9011L
0.047uF 0.047uF
VCC3.3
16
1 28 LOAD-
DO1- DO6-
LOAD+
2 27
DO1+ DO6+
17 MOT_OPEN
3 26 + +
DO2- FWD6 C889 C889
0.1uF 0.1uF
4 25 MOT_CLOSE
DO2+ REV6
R892 R892 24K 24K
5 5 15 24
VCC1 CTL6
VREF
6 23
IN2 BIAS
7 22
4
IN1 GND
29 30
PGND PGND
SPDO
8 21
MUTE IN4
7 11 14
SLDO
9 20
CTL3 IN5
10 19
REV3 6 VCC2
R894 R894 0R 0R
11 18 SLED+
FWD3 DO5+
R895 R895 0R 0R SLED-
12 17
SVCC DO5-
R896 R896 0R 0R SPIN+
13 16
DO3+ DO4+
R897 R897 0R 0R
14 15 SPIN-
DO3- DO4-
C888 C888
0.1uF 0.1uF
R893 R893
7.5K 7.5K
N O P Q
DAC_MCLK
CD_BCK
CD_LRCK
CD_DATA
FB820 FB820
VCC33
C892 C892
47uF/16V 47uF/16V
IC810 IC810
R8C7 R8C7
3 2
1117-1.3V 1117-1.3V +1.5V
0R 0R
R898 R898
C890 C890 100R 100R
10uF/50V 10uF/50V R899 R899
22R 22R
R8C8 R8C8
0R 0R
CD_CONTROL_BU9543KV
MCD104&MCD204
R S T