Akai DV-P4575SDK Service Manual page 45

3.SERVO&RF
1
D
C
B
A
1
2
CN1 L1 Ferrite Bead DV33 +PS5V +5V
Power Supply 1206 L4 Ferrite Bead R141
000
1206
5
4
3
2
+ C6 CB11 + C151 CB8 C9 +
1
220u 0.1u 220u 0.1u 220u
L3 Ferrite Bead
1206
U1
1117-3.3
2 3 SOT-223
OUT IN
NOT Stuffed
R143
000
D7 D6
1N4001 1N4001
NOT Stuffed NOT Stuffed
AVCC
C128 CB77 C136 R159 R160 C140
+ + +
100u 0.1u 47u 22Ohm 22Ohm 47u
Q26 Q27
2SB1132 2SB1132
D4 CB1 L35 L36 CB2 D5
1N4148 0.1u 10uH 10uH 0.1u 1N4148
1
GND-LD
2
LD-DVD
3
NC
4
HFM
5
MD
6
LD-CD
7
VR-DVD
8
VR-CD
9
NC
10 L34 FB 0805
E E
11
VCC
12
VC
13
GND-PD
14 AVCC
F F
15
B
B
16
A
A
17
RFO
RF
18 R148
IOA
CD/DVD
19
D D
20 10K
C
C
21
T-
22
T+
23
F+
24
F-
R152 R147
CON1 CB90 CB80 CB107
SF-HD60AV/0.5mm,24Pin 100K 100K
0.1u 0.1u 0.1u
Q25 Q24 Q23
2SK3018 2SK3018 2N3904
R163 R164 R161
1Ohm 1Ohm U18 BA5954 1Ohm
14 15
VOFC+ VOTK+
13 16
VOFC- VOTK-
12 17
SP- VOSL+ VOLD+
11 18
SP+
VOSL- VOLD-
10 19
PGND PGND
9 20 CB10 0.1u
PVCC1 VNFTK
8 21
+PS5V VCC PVCC2
30 29
GND GND
R168 R167
20K 10K 7 22
VNFFC PREGND
CB95 0.1u 6 23
DMSO VOSL VINLD
5 24
VINSL- CTK2
4 25
V1P4
VINSL+ CTK1
C150 150p R169 20K 3 26
CF2 VINTK
2 27
CF1 BIAS
1 28
FOSO VINFC STBY
C137 + CB96
DIP P2.54 D5.2W5.6H
10u 0.1u
GND
2
3 4
RVCCIN DV33
L32
FB 0805
NOT STUFF
TROPEN TROPEN
AVCC
LIMIT
L 31 Ferrite Bead STBY
1206 NOT STUFF
IOA
PWMOUT2
PWMOUT2
RFVCC L33
FB 0805
NOT STUFF
SCLK SCLK
SDEN
SDEN
SDATA SDATA
URST
RVCCIN
C148 CB94 U17
+
47u 0.1u
65
AGNDF
66
VCON
CB97 67
AVDDF
68
AGNDX
0.1u 69
AVDDM
70
OPO COSPHI
71
OP-
HALLCOS
72
OP+ REFCOS
73
LDO1
AGNDM
74
HALLSIN
75
REFSIN
76
LDO2
SINPHI
77
SW0
78
SW2
79
SW1 SW1
80
MOP
CB82 81
MON
0.1u 82
AGNDX
500pF forMT1376 83
AGNDX
84
CEON
85
CEOP
86
RFGCI
CB83 87
RFGCU
0.1u 88
MDI RFFGC
89
OSP
90
OSN
C139 CB84 91
CDD
0.1u 92
CDC
120p 93
CDB
94
CDA
95
V20 V20 DVDRFIN
C141 RES 96
RFO
DVDRFIP
C142 1u 97
D DVDD
+ C138 C143 1u 98
A
DVDC
C144 1u 99
B
DVDB
10u C145 1u 100
C
DVDA
101
MA
102
MB
C142, C143, C144, C145SMD0805 Package CAP.
IOA
R151
10K
F
E
RVCCIN
C146 + R165
33K
47u 15K forMT1376
R162
1Ohm
C152 RES
SL+
SL-
R170 750K
+PS5V
R166 20K C149 150p R172 R173
FMSO
330K
330K
R174
TRSO
1Ohm
V1P4
STBY SP-
SP+
+ C153
LIMIT
SL-
47u
SL+
JST6 Pin 2.0mm Pitch
3 4
5
+PS5V
U19 BA6208F JST5 Pin 2.0mm Pitch
LOAD-
8 1
TRCLOSE LOAD+
AIN VCC
7 2
TROUT
GND BOUT
6 3
NC GND
5 4
BIN AOUT TRIN
CB98
0.1u
R145 R146
R150 10K 10K
10K CB76
0.1u
R149 CB74
10K 0.1u
RFVCC
38
VFO13
37
VDD
36
LRFRP
AGNDX
35 R156 RES
AGNDX
34 C129 27p
AGNDX
33
DPFO
32 R157 27K
DPFN
31
GNDP
30
HTRC
HTRC HTRC
29 C130
TRLP
28 C131 10p
TRLPA
27 R158
CRTPLP
26
CRTP
25 C132 390p
RFRP
HRFRP
24
LRFRP
23 C133 390p
BDO
DEFECT BDO
22 C134
VDDP RFRP
21
TEO
TEO TEO
MT1336E 20 470p
CSO
CSO CSO
19 V2P8 V1P4
LVL RFL RFL
18
FEO
FEO FEO
17
V20 V20
16
V1P4
VREFO
15
V2REFO V2P8
14
AVDDT
13 C18 CB29 CB88 C16
+ +
TM4
12
AGNDT
11 DIP P2.54 D5.2W5.6H 10u 0.1u 0.1u 10u
TM3
10
TM2
9
TM1
8
AGNDO
7
RFON
RFON RFON
6
RFOP RFOP RFOP
5
AVDDO
4 RVCCIN
AGNDX
3
AGNDX
2
WVDD
1
WOBSO
CB86 CB89 CB109
0.1u 0.1u 0.1u
MT1336E
CB78 CB79 C147
0.1u 0.1u 15n
DV33
C2 +
OPO ADIN
10u
OP-
OP+
R1 D1
R171
750K 10K 1N4148
1
V1P4 GND_POWER
2
3
4
5
6
CN3
5
6
CN2
D
5
4
3
2
1
SW1
15n
C
100K
C135
33n
CB85
0.1u
B
URST URST
A
6
43