- 27 -
- 26 -
SCHEMATIC DIAGRAM (SERVO RF)
This is a basic schematic diagram.
LA9703W
(RF IC)
H: DVD
L: CD
B//
D//
C//
DVDLD
CDLD
PHBCA
RFN
SGC
RFP
FC
LDON2
FBAL
DEFECTO
LDON1
TBAL
XHTR
GUP
DVD_CD
BST
DVD_CD
F//
A
D
C
E//
B
A//
DEFECTO
ADTE
MD
DVD_CD
FOST
TOST
TBAL
BST
FBAL
FC
ADRREC
ADFE
ADTE
TEC
WO
ADBH
BHC
ADPH
DEFECTO
XHTR
LDON2
LDON1
SGC
VR
RFN
RFP
RF5
SA3
AGND
RF5
RF5
RF5
PVR
AGND
PVR
VR
RF5
RF5
RF5
AGND
RF5
AGND
AG
ND
AGND
RF5
VR
AGND
AGND
AGND
VR
AGND
AGND
VR
AGND
PVR
VR
AGND
RF5
AGND
AGND
SA3
SA3
AGND
AGND
AGND
AGND
R
853
47k
TP865
1
.
R842
3.3K
D804
1N4148
R859
33K
C
850
3pF
R
852
47k
R8
8
1
1
8
R
R872
2.2M
TP833
1
.
TP856
1
.
R
851
47k
R8
8
2
1
8
R
R874
1.2M
R873
39K
C854
1
TP852
1
.
R849
6.8K
TP857
1
.
C863
560pF
R
850
47k
R8
8
6
18R
R858
62K
C856
56pF
TP858
1
.
R
857
8.
2K
TP840
1
.
D802
KDS121E-OPEN
1
3
2
TP859
1
.
C872
100pF
U805
LA9703W
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
CAP
VCC
PDRF
PD1
PD2
PD3
PD4
GND
FIN1
FIN2
PIN1
PIN2
TIN1
TIN2
LDD1
LDS1
LD
D
2
LD
S
2
GN
D
LD
TH
LD
O
N
1
LD
O
N
2
A
GOF
BCA
GU
DVD/
*C
D
DPD/
*T
E
W
O/*
P
P
VCC
TH
XHTR
SG
C
SREFI
PH
BH
ISET
WOC
PPN
PP
WO
TE
FE
RREC
CP
TEBL
FEBL
FC
BST
CAN
VCC
CA0
RF
P
NC1
RF
N
PREF
RSET
GN
D
RF
O
P
RF
O
N
NC
LP
C
SREF
PHC
BCAI
R848
33K
TP862
1
.
R
856
8.
2K
C8
4
0
0.
1uF
R834
10K
+
C874
10uF/16V
TP838
1
.
+
C
843
47uF/
10V
R8
5
5
8.
2K
C8
4
1
0.
1uF
TP837
1
.
TP851
1
.
TP
847
1
.
Q802
CM5783GR
R8
8
7
18R
TP839
1
.
R8
4
5
3.
3K
R
854
8.
2K
C853
560pF
TP
846
1
.
Q803
CM5783GR
R833
1k
TP864
1
.
R880
0R
C864
2pF
TP860
1
.
R
846
36K
TP
845
1
.
Q801
CM5783GR
R863
1k
TP843
1
.
TP
844
1
.
R876
10K
Q804 CM5783GR
R864
1k
TP848
1
.
C865
2pF
TP861
1
.
C8
4
6
1
TP832
1
.
C866
2pF
+
C
849
47uF/
10V
R837
10K
R878
10K
C867
2pF
R875
5.6K
TP842
1
.
R877
22K
TP855
1
.
TP841
1
.
R8
4
7
8
.2
K
R870
10K
Q807
CM5051
+
C871
10uF/16V
C
851
56pF
C857
56pF
C868
100pF
R839
6.8K
R879
22K
R885
0R
TP834
1
.
C860
56pF
R838
6.8K
Q806
DDTC114ECA
C875
470pF
C
842
0.
1uF
C855
0.047
Q805
CM5051
TP850
1
.
C861
56pF
R861
33K
R860
10K
C852
4700pF
R836
4.7K
R869
820K
C847
1500pF
C870
1000pF
R
843
1K
C862
4700pF
C848
56pF
R866
2.2M
C869
1000pF
TP1
1
.
TP835
1
.
R862
1k
R883
10K
R8
4
4
2
2
K
TP853
1
.
R867
1.2M
R868
6.8K
TP836
1
.
R841
0R
R884 68K
R840
3.3K
R835
10K
C873
1000pF
TP854
1
.
R871
820K
R865
6.8K
C858
4700pF
C8
3
9
0.
1uF
+
C
845
47uF/
10V
TP863
1
.
C859
1000pF
D803
KDS120E-OPEN
1
3
2
TP849
1
.
C8
4
4
0.
1uF
RF5
SA3
B
A
D
C
E
F
DVDLD
CDLD
MD
CDVR
DVDVR
PVR
AGND
GUP
CD/DVD
TE_BIAS