Diagrams; Block Diagram - Cd Section - Sony HCD-CP2 Service Manual

7-1. BLOCK DIAGRAM – CD Section –
PD1 I-V AMP
A PD1
38
DETECTOR
PD2 I-V AMP
A D
D PD2
39
C
B C
B
F
F
E
E
OPTICAL PICK-UP
(KSS-213C/K1N)
41
LASER DIODE 42
AUTOMATIC
LD
POWER CONTROL 36
Q701
PD LD
PD
2-AXIS
DEVICE
T+
17
18
T–
F+
26
F–
27
2
M702
M
(SLED)
1
12
M701
M
(SPINDLE)
11
05
SECTION 7

DIAGRAMS

RF
RF O
+
SUMMING 33
AMP
RF I
32
FOCUS OK
AMP
FOCUS OK
COMPARATOR
MIRR
TTL
AMP
TTL
RF AMP,
FOCUS/TRACKING DEFECT
IIL
SERVO AMP IIL
IC701 (1/2)
IIL
TTL
FOCUS
FEO FEI
FOCUS PHASE
1 2
ERROR
COMPENSATION
AMP
FE BIAS
40
F
TRACKING
TEO TEI
I-V TRACKING PHASE
45 47
ERROR
E
AMP
COMPENSATION
AMP
LD
LD PD
AMP AMP
PD
37
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC702
T+
(TIN)
TRACKING
20
T–
COIL DRIVE
F+
FOCUS FIN
25
F–
COIL DRIVE
SLED SERVO
IC701 (2/2)
SL+
SLIN SL O SL P
SLED SLED
3 16 14
SL–
MOTOR DRIVE AMP
SP+
SPIN SPO
SPINDLE
9 14
SP–
MOTOR DRIVE
MUTE
7
FILTER
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC703
30 33 29 31
RF
ASYMMETRY
35 DIGITAL PLL
CORRECTION DEMODULATOR
ASYI
37
ASYO
38
XPCK/MNTO/XPCK
48
FOK
FOK
27 18
DATO
DATA
22 12
CLK CLKO
20 14
XLT XLTO
21 13
LOCK
19
XRST
23 79 XRST
DIGITAL
SENS1 SEIN
25 10
CLV
C.OUT CNIN
24 11
SENS2
26
FE O
6
21 5 4 6
TA O
13
52 51 54
4 C-XRST
55 SENS2
SYSTEM CONTROLLER
IC802 (1/4)
SPIN
15
19 19
16K
ERROR
RAM
CORRECTOR
PCMD PCMDI
41 42
BCK BCKI
EFM
43 44
LRCK LRCKI
39 40
GTOP/
C2PO/
C2PO
50
SUB-CODE
PROCESSOR
RFCK/MNT1/XUGF
47
WFCK
56
CPU INTERFACE
EMPH
54 55
XROF/MNT3/GFS EMPHI
49
DOUT
DIGITAL
53
OUT
7 9 8 57 58 59 17 15
S701
B+
(LIMIT)
77 76 67 62
C-MUTE 69
HCD-CP2
OVER
SERIAL
SAMPLING NOISE
INPUT
DIGITAL
SHAPER
INTERFACE
FILTER
PWM
PWM
AOUT1
65
AOUT2
76
75 66
C4M
52
XTSL
CLOCK
51
GENERATOR
OSC
62 70 71 74 67
X701
16.9344MHz
R-CH
A
(Page 21)
OPTICAL OPTICAL
TRANSCEIVER DIGITAL
IC308 OUT (CD)
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (DIGITAL OUT)
R-CH : Same as L-CH.