Sony Walkman D-E226CK - Block Diagram - CD Section (Former Type)

D-E220/E225/E226CK
1212
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
IC601
13
99
102
94
93
83
78
2826
30 35
242523
3
27
2611
44
43101225
21
LPF
SIGNAL
PROCESSOR
BLOCK
MEMORY
CONTROLLER,
BUS BOOST
BLOCK
SERVO
BLOCK
• Signal Path
: CD PLAY
MDS
44
MDS
MDP
43
MDP
COMP OUT
SENS
SCOR
17
SCOR
42
11
12
10
C176
SDTO
XTAI
XTAO
RFAC
XSOE
R4M
XLAT
CLOK
AOUT1
AOUT2
AMUTE
FOK
FOK R4M XSOE WDCK WFCK SDTO SENS CLOK XLAT
XSOE_O
GRSCOR_I
FOK_I
FG_I
35
WFCK_I
MSDTO_O
SCOR_I
(SENS)
MSDTI_I
SCK_O
XLAT_O
46
47
SFDR
XRST
RFDC
B
A
2
WDCK
WFCK
XTAO
XTAI
E
F
SRDR
TRDR
FRDR
FFDR
TFDR
FFDR
FRDR
59
F
62
61
A
B
58
71
RFDC
RFAC
E
50
51
SFDR
SRDR
48
49
35
36
13
14
61
TFDR
TRDR
OPTICAL PICK-UP
BLOCK (DAX-23E)
A
A
B
RF
E
F
B
RF
E
F
PD
PD
LD
LD
DETECTOR
VCC
M501
SLED MOTOR
FOCUS
COIL
TRACKING
COIL
FI2
RI2
33
34
FI1
RI1
FI3
SAW TOOTH
MDP
VINDET
RI3
15
PWM/FI4
16
PDL/RI4
APCREF
FO1
VCC +2V
RO1
FO2
RO2
FO3
RO3
RF2
INM2
RF21
PAPC
M
F+
F-
S+
S-
T+
T-
+
COMPARATOR
IC401 (2/3)
SYNC
48
XAPC_OFF_O
SDTO
SCK
X601
16.9MHz
B
C
A
60
SYSTEM CONTROLLER
IC801 (1/3)
9
8
7
6
5
4
3
2
10
32
30
28
26
23
21
63
64
59
DRIVER
M502
SPINDLE
MOTOR
FO4
RO4
M
C+
C-
19
17
DRIVER
DRIVER
CONTROLLER
DRIVER
PD AMP
LD AMP
OPTICAL
PICK-UP
POWER
CONTROL
Q403,405
LEVEL
SHIFTER
60
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC401 (1/3)
B+ +3V
62
1
1
115 – 118
113
114
119
120
XRAS
XWE
XCAS
XOE
D0-D3
A0-A9
4
10
4
10
1-3, 5-7, 106-109
79
XIN_I
5-2. BLOCK DIAGRAM — CD SECTION (FORMER TYPE) —
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