Read Sony CMT-CP500MD / HCD-CP500MD Service Manual online
HCD-CP500MD
42
42
7-2. BLOCK DIAGRAM – CD SECTION –
IC503
• Signal Path
: CD (DIGITAL)
:DIGITAL IN (OPTICAL)
OPTICAL PICK-UP
BLOCK
A
B
E
F
LD
VC
VCC
+5V
GND
PD
VR
LD
DRIVE
Q101
RF AMP
DIGITAL
OPTICAL
IN
IC103
VC
27
VFC
25
A
6
B
7
C
8
D
9
E
10
F
11
LD
1
PD
2
C
D
IC702
MOTOR/COIL DRIVE
VO1(+)
14
VO1(-)
13
11
12
15
16
M
SLED
MOTOR
18
17
M
SPINDLE
MOTOR
F+
F-
T+
T-
2
OPIN1(+)
3
OPIN1(-)
5
6
27
26
23
MDP
25
SRDR
30
SFDR
29
TRDR
32
TFDR
31
FRDR
34
FFDR
33
DIGITAL SIGNAL PROCESSOR
IC101
DIGITAL SERVO,
64
D OUT
RFAC
50
28
RFDCO
15
26
RFAC
16
FE
18
TE
12
SW
17
FEI
29
RFDCI
RFDC
43
FE
39
TE
41
SE
40
4
DATA
+3.3V
DATA
6
CLOK
CLK
5
XLAT
XLT
76
SQSO
SQSO
7
SENS
SENS
26 SSTP
2
XRST
9
STBY1
20
STBY2
69
XTSL
MASTER CONTROL
IC306(1/3)
21
OPT-SEL
CD-DATA
34
8
SCLK
77
SQCK
SCLK
15
SCOR
SCOR
71
XTAI
72
XTAO
CD-CLK
27
XLT
22
SQ-DATA-IN
32
SENS
23
SQ-CLK
33
SCOR
19
XTSL
CTRL1(1-2)
3
LDON
LDON
25
CD_XRST
XRST
39
BU_PWM 1
PWM1
28
BU_PWM 2
PWM2
26
BU_PWM 3
PWM3
24
VO2(-)
VO2(+)
VO4(+)
VO4(-)
VO3(-)
VO3(+)
OPIN2(+)
OPIN(2-)
OPIN4(+)
OPIN4(-)
OPIN3(-)
A
MD
SECTION
(Page 44)
RFC
SWITCH
Q102
IC551
+3.3V
REG
Q103,D101
SELECTOR
1
2
3
4
5
6
9
8
10
11
12
13
X101
33.8MHz
S101
LIMIT
IN
SWITCH
+5V
+5V
+3.3V
DIN
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