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CFD-G555CP/G555CPK
Q Q
6-1. BLOCK DIAGRAM – CD/MP3 SECTION –
3 7 6 3 1 5 1 5 0
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
T E
L
1 3 9 4 2 2 9 6 5 1 3
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
w w w
CFD-G555CP/G555CPK
SLICE
RF
FIN2
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
MUTE
7
SL+
SLIN
SL
SLED
26
25
SL–
MOTOR
27
DRIVE
SP+
SPIN
SPINDLE
SP
2
3
MOTOR
SP–
1
DRIVE
SLED/SPINDLE
VREF
MOTOR DRIVER,
23
VREF
TRACKING/FOCUS
OPIN
15
COIL DRIVER
IC702
+1.8V
CD1.8V
3
REG
IC1003
x
a o
.
i
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INTERPOLATION
ERROR
MUTE
DIGITAL
CORRECTION
&
FILTER
AUDIO CD
ATTENUATION
DEEMPHASIS
1-bit DAC
SERIAL
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
Q
Q
3
7
72
77
78
74 76 75 50 73
CD-DOOR
48
SYSTEM CONTROLLER
IC801 (1/2)
21
58
CD3.3V
+3.3V
+6V
POWER
REG
REG
1
CONTROL
Q806,808
Q956
Q972
3.3V
6V
CD6V
+6V
REG
AUDIO 6V
Q954
u 1 6 3
y
24
24
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2
4
8
9
9
MAIN
LCHO
A
SECTION
42
CD L CH
8FS
(Page 25)
LPF
RCHO
&
45
R-CH
DATA
60
79
DATA IN
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
MDATA0
INTB
77
INTB
RESB
MDATA15
78
RESB
23-30,33-40
6
3
1
5
1
5
0
8
9
2-5,7-10,
35-38,40-43
DQ0-DQ15
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
m
U-COM(VDD)
c o
.
2
8
9
9
MP3 DECODER,
CD-ROM DECODER,
ANTI-SHOK
CONTROLLER
IC1001
MADRS0
I
I
MADRS8
60-53,50
41 44 43 45 42
2
4
9
8
2
9
9
16 30 31 29 15
18-21,24-28
A0-A8
SDRAM
IC1002
T901
POWER
TRANSFORMER
CNJ901
AC IN
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
8PCS,12V
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