Block Diagram - Sony XP-ZV71 Service Manual

Portable cd player
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5-1. Block Diagram

3 7 6 3 1 5 1 5 0
OPTICAL PICK-UP
BLOCK
IC501
(DAX-25E)
RF AMP
VCC
VCC2
VCC
3
VCC2
RF
RF IN
6
ARF
9
A
32
PDA
FEOUT
23
B
30
PDB
21
TEOUT
E
27
PDE
3TOUT
11
F
28
PDF
RFDET
16
LD
Q502
2
LD
FBAL
25
APC
TBAL
26
GND
OFTR
15
BDO
13
PD
1
LPD
PDOWM
18
VR
GCTL
24
IC201(1/2)
MOTOR/COIL DRIVE
T+
FO2
F2
48
58
TRACKING
COIL
T-
46
RO2
R2
57
F+
44
FO3
F3
60
FOCUS
C0IL
F-
R3
42
RO3
59
S+
M902
FO1
F1
52
56
SLED
M
MOTOR
S-
50
RO1
R1
55
80 SPCOM
M901
SPINDLE
79 SPUIN
BRK
70
MOTOR
2 U-OUT
78 SPVIN
T E
L
1 3 9 4 2 2 9 6 5 1 3
4 V-OUT
77 SPWIN
6 W-OUT
PU STBY
GAIN UP
PWM
72
DATA
39
CLOCK
38
LATCH
40
XRST
36
SYNC 176.4kHz
34
WAKE UP
37
w w w
PMG
26
FG
74
.
IC402
DSP + EASS + MP3
DECODER
39
ARF
43
RFSW
SMCK
66
32
FE
1SI
33
TE
SO
34
RFENV
SCK
36
NRFDET
XLT
WR
31
FBAL
RST
30
TBAL
35
OFT
37
BDO
OUTL
48
OUTR
50
AVDD1
51
VCC1
AVDD2
46
1SI
DRVDD
1
VCC2
SO
25
TRP
IOVDD1
29
SCK
IOVDD2
59
XLT
26
TRM
WR
DVDD1
79
DVDD1-3
RST
DVDD2
21
27
FOP
DVDD3
53
28
FOM
ADPVCC
41
V MON
23
TRVP
24
TRVM
2
.
Q401
D0
3
.
70
SPPOL
6
D3
.
7
IC401
16M DRAM
16
9
19
12
.
.
2
.
14
A0
A0
15
D0
3
.
10
19
A10
77
X1
A10
.
.
24
D3
X401
.
15
21
.
16.9344MHz
.
25
76
9
8
X2
NWE
4
4
XWE
X301
NRAS
5
5
XRAS
8.46MHz
NCAS
8
23
XCAS
MDTA
62
MCLK
61
MLD
63
NRST
69
TXTCLK
74
TXTD
73
STAT
68
BLKCK
64
TXNCLD
72
22
SPOUT
EXT1
58
Q203
VCPU
Q201
IC304
Q302
RESET 4
2
RST SW
x
a o
y
i
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8
ZV77D:AEP,KR
IC301
TSB I/F
10
MCLK
VDD0
13
VCC2
14
1SI
VDD1
29
15
SO
16
SCK
17
XLT
LCD DATA
TSB
19
18
WR
11
RST
IC701
HP AMP
15
IN-L
L
6
14
IN-R
R
8
IC302
VCC
5
µCOM
BEEP
24
17
BEEP
45 SI
STANDBY
71
20
PWSW
44 ISO
A-MUTE
70
19
MUTSW
46 SCK
DSL1
73
23
BSTSW
43 XLT
42 RW
Q701
DSL2
72
1
BSTN
48 RRST
BST SW
L_SI
21
L_SCL
23
LIQUID
L_CS
61
CRYSTAL
DISPLAY
L_RS
60
L-RST
62
Q
Q
REM
6
3
7
6
3
RMC-WU
76
Q301
S302
HOLD.
ON
SWR/H 57
OFF
12
OSC2
S303,304,653,654
13
OSC1
FUNCTION
FUNC1
3
KEY
18
MDATA
20
MCLK
S651,652,657-659
36
MLD
FUNCTION
FUNC2
7
KEY
26
NDRST
38
TXTCLK
37
TXTD
D302
S656
19
STAT
u
31
BLKCK
K-PLAY
66
32
DQSY
S655
x
47
VDET2
K-STOP
67
S301
28
SP
(OPEN/CLOSE)
34
XREF-ON
DOOR
58
39
GCTRL
DOOR2
56
79
DAT
Q303
78
CLK
77
LAT
75
SPRST
29
SYNC
VDD
11
35
WU
DA/MP3
74
25
NRST
CHRGIN
2
u 1 6 3
30
FG
VDIN
4
BATT1
33
PU-ON
.
40
ACIN
5
GAINUP
15
15
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2
4
9
9
8
• Signal Path
ZV77D:AEP,KR
J701
VCC2
/(REMOTE)
VCPU
EXCEPT ZV77D:AEP,KR
J702
1
5
1
5
0
8
9
2
4
ZV77D:AEP,KR
IC201(2/2)
POWER CONTROL
LG
8
VIN
12
VMON
66
VMMNT
DCIN_S
64
SPVCC
1
VCC1
17
VCC1
5
SPVCC
VCC2
18
VCC2
VM1
53
VM12
49
45
VM23
BATT1
BATT1
VM3
41
IC202
BATM1
68
DVDD1-3
SWITCHING
21
GSW
69
BATM2
20
VCC
23
SEM
VCC
VCC0
16
STNG
25
Q205
REGB
62
REG
DCIN
61
VCPU
19
VCPU
Q101
CHARGE
SWITCH
m
CHGB
65
67
CHGMNT
c o
DET
63
XP-ZV71/ZV71C/ZV77/ZV77D
2
9
9
: CD
9
8
2
9
9
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION LR6)
2PCS, 3V
RECHARGEABLE
BATTERY
2PCS, 2.4V
Q206
Q204
D203
J101
D201
D105
DC IN 4.5V

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