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Q Q
3 7 6 3 1 5 1 5 0
5-2. BLOCK DIAGRAM — CD SECTION —
MAIN BOARD (1/4)
DETECTOR
CN501
A
A
13
B
12
B
RF
RF
11
E
E
7
F
F
8
OPTICAL PICK-UP
6
VCC
POWER ON SWITCH
OPTICAL PICK-UP
BLOCK (DAX-23E)
F+
4
FOCUS
COIL
1
F-
2
T+
TRACKING
COIL
T-
3
T E
L
1 3 9 4 2 2 9 6 5 1 3
OPTICAL
PICK-UP
LD
10
POWER
LD
CONTROL
Q403,405
PD
9
PD
VR
CN503
1
S+
M501
M
SLED MOTOR
2
S-
CN502
2
C+
M502
M
SPINDLE MOTOR
1
C-
• Signal Path
: CD PLAY
w w w
: VIDEO (VIDEO CD)
.
VCC1 +2V
Q500
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER
IC401 (1/2)
FI1
FO2
33
28
RI1
34
DRIVER
RO2
FI2
26
LEVEL
35
CONTROLLER
RI2
FO3
SHIFTER
36
23
DRIVER
RO3
FI3
21
13
RI3
14
RF2
63
INM2
64
PDL/RI4
16
RF21
59
PAPC
PD AMP
60
PWM/FI4
15
COMP OUT
10
FO1
32
SAW TOOTH
12
MDP
+
DRIVER
11
COMPARATOR
RO1
30
FO4
19
DRIVER
RO4
17
VINDET
LD AMP
62
NC
APCREF
61
x
a o
y
i
http://www.xiaoyu163.com
8
A
62
B
61
RFDC
58
RFAC
71
E
59
F
60
XTAI
93
X601
16.9MHz
XTAO
94
SFDR
SFDR
46
SRDR
SRDR
47
FFDR
FFDR
50
FRDR
FRDR
51
TFDR
TFDR
Q
Q
48
TRDR
3
7
6
3
TRDR
49
MDS
44
C176
42
MDP
43
17
25
42 XDE_O
4 AGCPWM_O
u 1 6 3
.
15
15
http://www.xiaoyu163.com
2
4
9
9
8
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
IC601
PCMD
WDCK
BCK
SELECTOR
WFCK
LRCK
MDS
PCMDI
BCKI
XTAO
LRCKI
XTAI
D0-D3
4
RFAC
MEMORY
CONTROLLER,
SIGNAL
BUS BOOST
PROCESSOR
BLOCK
BLOCK
A0-A9
10
MDP
XSOE
SENS
XRAS
R4M
XWE
XLAT
XCAS
CLOK
XOE
SCOR
SDTO
1
5
1
5
0
8
9
2
4
AOUT1
2
AIN1
LPF
LOUT1
AOUT2
2
AIN2
LPF
LOUT2
FOK
RFDC
HPL
FFDR
E
FRDR
SERVO
HPR
F
TFDR
BLOCK
B
TRDR
A
SFDR
SRDR
AMUTE
XRST
23
26
25
24
30
28
78
83
35
12
11
10
43
79
44
26
3
SYSTEM CONTROLLER
IC801 (1/4)
m
c o
D-VE45
2
9
9
CD_DATA
88
1
CD_BCK
90
2
A
CD_LRCK
86
3
(Page 16)
DA_DATA
89
4
DA_BCK
B
91
5
DA_LRCK
87
6
(Page 16)
4
D0-D3
D-RAM
IC603
10
A0-A9
113
4
RAS
114
3
WE
119
23
CAS
OE
120
22
9
8
2
9
9
99
98
AU_L
97
7
102
103
AU_R
104
8
HPL
C
38
9
(Page 17)
HPR
39
10
13
11
21
14
D
(Page 16)
12
13
9
E
(Page 18)
15
16
F
17
(Page 16)
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