Sharp SD-SH111H Service Manual page 78

SD-SH111H
A
DVD SERVO PWB-G (1/3)
B
CS3301
FW1
50
PICK_UP
TR+
50
FO+
49
TR–
48
FO–
47
+B
VCC
46
C GND
45
GND
44
LD
43
V/2
42
VR
41
PD
40
VC
39
VA
38
GND
37
VB
36
VD
35
VOSC
34
GND
33
V/2
32
VCC +B
31
GND
30
LD
29
VC
28
VR
27
PD
26
VA
D
25
VE
24
GND
23
VF
22
VB
21
20
19
LD–
18
LD–
17
LD+
16
LD+
15
DISC1_SW
14
GND
13
CAM_SW
12
LD/EJ_SW
11
SP+
10
SP+
9
SP–
8
SP–
7
IN_SW
6
GND
5
E
SL–
4
SL–
3
SL+
2
SL+
1
1
CN2
P84 1 - D
TO DVD MOTOR PWB
F
G
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 86.
1
Q3301
KTA1504 Y
R3310
4.7K C3307
100/6.3
D3301
C3306
R3303
DAP202K
0.01
2.2K
3 2 1
R3315
470
R3344
1
R3343
1
+B
TR+
FO+
TR–
FO–
C3302
1
C3303
1
C3304
1
C3305
1
R3906
15K
R3905
8.2K
IN_SW
LD_RVS
LD_FWD
IC3801
BA5984FP
MOTOR
DRIVER
14 13 12 11 10
+B
BA5984FP
15 16 17 18 19 20 21 29 22 23 24 25 26 27 28
2
Figure 78 SCHEMATIC DIAGRAM (17/23)
FB3301
10µH
+B
C3319
47/6.3
C3312
0.01
R3320
470
R3316
3.3M C3317
0.1
+B
C3315
L3302
47/6.3
10µH
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
49
50
P1FP(B)
49 P1FN(A)
51
LDP1
52 P1DI
53
P1CI
IC3301
54 P1BI(B)
TA1323F
55
P1AI(A)
RF SIGNAL
56 GNDR
PROCESSOR
57
LDP2
58
P2AI(A)
4
59 P2BI(B)
60 5
P2CI(C)
P2FP(B)
63
61 P2DI(D)
64 P2FN(A)
62
GNDS
17 VCKF
63
64
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
+B
C3308
47/6.3
C3309
0.01
+B
8 7 6 5
IC3705
NJM2904M
OPE AMP.
1 2 3 4
R3704
22K
C3702
82P(CH)
C3703
82P(CH)
R3829
10K
SPDRV
1.7V
R3825
R3821
22K
+B
22K
9 8 30 7 6 5 4 3 2 1
IC3801
C3805
220P
(CH)
R3824
R3817
33K
1K
TRD
FOD
3 4
– 78 –
+B
+B
Q3307
C3333
KRC104 S
0.001
2
3
1
C3332
0.001
+B
+B
+B
6
ASLCO
32
RFS
C3324
VccR
31
0.1
RFOp 30
RFOn
29
C3325
RPP 28
0.0047
RPB 27
RFRP
C3326
RPO 26
0.0047
RPZ
RPZ 25
C3327
NC 24
0.1
VccS 23
DFCT
DFTN
22
FE
21
FEO
TE
TEO 20
DVD_L
LVL
LVL 19
C3328
VccP 18
0.1
Q3701
17 KRC104 S
C3323
3
0.1
1 2
3
1
+B
C3322
0.01
+B
+B
R3834
8.2K
SLDRV
0V 0V 0V
1.7V
4 3 2 1
C3806
0.1
H L
5 6 7 8
1.7V
+B +B
IC3802
CHOP
TC7W53FU
MULTIPLEXER
MUTE
+B
5
R3739
4.7K
C3718
R3721
0.015
2.2K
L3701
1µH
132 131
133
R3724
C3720
100K
0.0068
LPFO
134
PVREF
135
C3710
VCOREF
10/16 136
C3735
L3702 0.01
VCOF
137
1µH
+B
PVDD
138
C3707
C3730
47/6.3 0.1
RFOn
139
TESM9
C3714
140
47/6.3
TEST2
141
RFCD
142
RFDVD
143
C3715
0.1
+B
AVDD
144
RFCT
145
RPZ C3713
RFZI
146
0.01
TEZI
147
C3709
R3708
AWIN
220P 148
12K
(CH)
AVSS
149
R3709
12K
FE
FEI
150
TE
TEI
151
R3710
LVL 12K
LVL
152
R3711
C3734
RFRP 12K
RFRP
153
C3716 560P
220P(CH)
AVSS
154
R3715
TESM10
155
150K
EXTAD
156
R3712
2
8.2K
VREF
157
C3729
FOD 0.0047
158
FOO
C3717 R3727
TRD
0.0047 330
TRO
159
R3728
+B
C3712
330
AVDD
160
0.1
R3729
R3714 39K
C3708
AWCTL
161
0.1
47K
SLDRV R3730 27K
FMO
162
C3721 0.015
SPDRV R3731 27K
163
DMO
C3722
0.015
TEBC
164
TEB
R3732
10K
NC(FEBC)
C3723 165
0.1
DPDB
DPDC
166
C3725 R3734
EQB 10K
0.1
EQBC
167
C3726 R3735
10K
EQF 0.1
ANMON
168
C3727
R3736
DFCT 0.1 10K
/DFCT
169
VRCK
VRCK
170
R3716
R3725
180 1K
VSS3
171
R3718
150
SCD
SCD
172
R3719
150
SCL
SCL
173
R3720
SCB 150
SCB
174
FGIN
C3732 175
0.1
176
C3733
1 2
0.1
+B
+B
+B
6