Read Sony CDP-CX55 Service Manual online
— 34 —
— 33 —
CDP-CX55
7-3. BLOCK DIAGRAMS
— BD SECTION —
• Rch is same as Lch.
• SIGNAL PATH
: CD
: CD (digital)
• SIGNAL PATH
: CD
: CD (digital)
OPTICAL PICK-UP BLOCK
DETECTOR
K
B+
A
D
C
B
E
F
A
D
C
B
1
4
2
5
5
10
6
2
1
3
4
6
7
20
21
LD DRIVE
Q103
62
63
LDD
LDS
TO
FD
SPD
53
52
51
50
43
49
44
41
FIN1
FIN2
FOCUS/TRACKING SERVO
RF AMP
IC101 (1/2)
E
F
TE–
TE
FE
FE–
SLC
54
DRF
SLI
DEF
CLK
CL
DAT
CE
54
57
56
61
1
9
EFMO
DEFI
4.2M
COIN
CQCK
RWC
51
50
49
47
60
16M
SBSY
PW
SFSY
SBCK
40
39
38
37
34
36
35
TGL
33
JP+
32
JP–
TOFF
TES
HFL
SLOF
CV–
CV+
12
13
14
15
18
16
17
TGL
19
JP+
20
JP–
25
CONT2
10 EFMIN
37
LCHO
TOFF
TES
HFL
35
31
DOUT
MUTEL
45
44
XOUT
27
CONT4
S101
LIMIT
MAIN
SECTION
XIN
V/P
CLV–
CLV+
RFSM
X101
16.9344MHz
LASER
DIODE
TRACKING
COIL DRIVE
22
19
20
FOCUS/TRACKING
COIL DRIVE
IC103 (1/2)
FOCUS
COIL DRIVE
15
15
16
27
17
18
2-AXIS
DEVICE
TRACKING
COIL
FOCUS
COIL
T+
F+
T–
F –
SLED SERVO
IC101 (2/2)
SLED/SPINDLE
MOTOR DRIVE
IC103 (2/2)
30
31
29
10
SLED MOTOR
DRIVE
7
•
8
M
M102
SLED MOTOR
SPINDLE MOTOR
DRIVE
MUTE
3
2
5
•
6
M
M101
SPINDLE
MOTOR
SLD
SL–
SL+
DQSY
SRDT
SRDT
SCLK
DRF
SL–
SL+
TGL
COIN
CQCK
RWC
WRQ
SQOUT
LOUT
XMODE
MUTL
DOUT
RST
09
A
EXCK
WFCK
CD-TEXT
IC104
1
4
SBSO
SCOR
2
3
DQSY
SRDT
13
12
SCLK
XMODM
11
6
MCK
5
SLED MOTOR
DRIVE
Q101, Q102
53
WRQ
55
RWC
CONT3
26
RES
58
B
DIGITAL SIGNAL
PROCESSOR
IC102
MAIN
SECTION
Click on the first or last page to see other CDP-CX55 service manuals if exist.