Block Diagram - Cd/Mp3 Section - Sony CFD-G555CP Service Manual

Cd radio cassette-corder
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CFD-G555CP/G555CPK
6-1. BLOCK DIAGRAM – CD/MP3 SECTION –
OPTICAL PICK-UP BLOCK
(KSS-213C)
A
A
C
C
B
B
D
D
E
E
F
F
LD POWER
LD
LD
CONTROLLER
Q701
PD
PD
VR
VREF
VREF
VREF
T+
TRACKING
T–
COIL
F+
FOCUS
F–
COIL
M702
SL+
M
SLED
SL–
MOTOR
M701
SP+
M
SPINDLE
SP–
MOTOR
S701
(LIMIT)
S801
PUSH
OPEN/
CLOSE
R-ch is omitted due to same as L-ch.
Signal Path
:CD
CFD-G555CP/G555CPK
SLICE
FIN2
RF
EFMIN
8
4
3
LEVEL
CONTROL
PH/BH
FIN1
7
AGC
HFL
PH(RFENV)
A/D
TIN1
9
CONVERTER,
FE
SERVO
TIN2
TE
PROCESSOR
10
VREF
LDD
80
APC
LDS
D/A
79
CONVERTER
SYSTEM SERVO PROCESSOR,
DIGITAL SIGNAL PROCESSOR
11
VREF
20 21 22 23
T+
TRACKING
TIN
TD
17
20
COIL
T–
18
DRIVE
F+
FIN
FD
FOCUS
12
10
F–
COIL
11
DRIVE
7
MUTE
SL+
SLIN
SL
SLED
26
25
SL–
MOTOR
27
DRIVE
SP+
SPIN
SPINDLE
SP
2
3
SP–
MOTOR
1
DRIVE
SLED/SPINDLE
MOTOR DRIVER,
VREF
23
VREF
TRACKING/FOCUS
OPIN
15
COIL DRIVER
IC702
+1.8V
CD1.8V
3
REG
IC1003
INTERPOLATION
ERROR
MUTE
CORRECTION
&
AUDIO CD
ATTENUATION
DEEMPHASIS
1-bit DAC
CLV,CAV
CONTROL
EXTERNAL
AUDIO IN
SWITCH
FRAME SYNC
PLL
DETECT,PROTECT
VCEC
INSERT
EFM DECODER
GENERAL
COMMAND
PURPOSE
RF AMP,
INTERFACE
PORT
IC701
67 31
72 25
66
63 61 62
65 64
72
77
78
74 76 75 50 73
48
CD-DOOR
SYSTEM CONTROLLER
IC801 (1/2)
21
58
CD3.3V
POWER
+3.3V
+6V
CONTROL
REG
REG
1
Q806,808
Q956
Q972
3.3V
6V
CD6V
+6V
AUDIO 6V
REG
Q954
24
24
MAIN
LCHO
A
SECTION
8FS
42
CD L CH
(Page 25)
DIGITAL
LPF
FILTER
RCHO
&
45
R-CH
DATA
60
79
DATA IN
SERIAL
DATACK
59
80
DATACK
OUT
LRSY
58
1
LRSY(I)
ASDFIN
57
2
ADDATA(O)
ASDACK
56
3
ADBCK(O)
ASLRCK
55
4
ADLRCK(O)
CF2
52
5
CF2IN(I)
FSX/16MIN
50
9
CKOUT(O)
16MOUT
54
7
CKIN(I)
CLOCK
GENERATOR
49
48
CMDOUT
73
CMDOUT
CMDIN
74
CMDIN
CL
75
CL
X701
CE
16.9MHz
76
CE
INTB
INTB
77
RESB
78
RESB
23-30,33-40
35-38,40-43
F902
69
68
70
80
49
79
D901 –904
Q803
AC CHK
44
93
+9V
REG
Q971
POWER
VDD(SW)
CONTROL
Q951-953
+3.3V
3
REG
2
U-COM3.3V
IC803
U-COM(VDD)
MP3 DECODER,
CD-ROM DECODER,
ANTI-SHOK
CONTROLLER
IC1001
MDATA0
MADRS0
I
I
MDATA15
MADRS8
41 44 43 45 42
60-53,50
2-5,7-10,
18-21,24-28
16 30 31 29 15
A0-A8
DQ0-DQ15
SDRAM
IC1002
T901
POWER
TRANSFORMER
CNJ901
AC IN
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
8PCS,12V

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