Diagrams; Block Diagram - Cd Section - Sony CFD-E55L Service Manual

CFD-E55L
Q Q
3 7 6 3 1 5 1 5 0
6-1. BLOCK DIAGRAM – CD Section –
CD BOARD (1/2)
CNP701
PD1 I-V AMP
5 5
PD1
38
DETECTOR
PD2 I-V AMP
A D
4 4
PD2
39
7 7
B C
6 6
F
8 8
E
3 3
OPTICAL PICK-UP
BLOCK
(KSS-213C)
41
LASER DIODE 42
T E
L 1 3 9 4 2 2 9 6 5 1 3
AUTOMATIC
10 10
POWER CONTROL 36
Q701
PD LD
12 12
2-AXIS
DEVICE 14 14
17
18
15 15
13 13
26
16 16
27
CNP707 CNP702
3 3
2
M702
M
4 4
(SLED)
1
1 1
12
M701
M
2 2
(SPINDLE)
11
w w w
5 5
S701
(LIMIT)
6 6
CD MOTOR BOARD
05
SECTION 6

DIAGRAMS

RF
RFO
+
SUMMING 33
AMP
RFI
32
FOCUS OK
AMP
FOCUS OK
COMPARATOR
MIRR
TTL
AMP
TTL
RF AMP,
FOCUS/TRACKING DEFECT
IIL
IIL
SERVO AMP
IC701 (1/2)
IIL
TTL
FOCUS
FEO FEI
FOCUS PHASE
ERROR 1 2
COMPENSATION
AMP
FE BIAS
40
F
TRACKING
TEO TEI
I-V TRACKING PHASE
45 47
E ERROR
AMP COMPENSATION
AMP
LD
LD PD
AMP AMP
PD
37
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC702
T+
TIN
TRACKING
T– 19
COIL DRIVE
F+
FIN
FOCUS
25
F–
COIL DRIVE
SLED SERVO
IC701 (2/2)
SL+
SLIN SLO SLP
SLED SLED
3 16 14
SL–
MOTOR DRIVE AMP
SP+
SPIN SPO
SPINDLE
9 14
SP–
MOTOR DRIVE
MUTE
7
x a o
. i
– 17 –
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FILTER
DIGITAL SIGNAL PROCESSOR,
CLV SERVO, D/A CONVERTER
IC703
30 33 29 31
RF
ASYMMETRY
35 DIGITAL PLL
CORRECTION
ASYI
37
ASYO
38
XPCK
48
FOK
FOK
27 18
DATA DATO
22 12
CLKO
CLK
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
FEO
6
21 5 4
TAO
13
Q Q
3 7 6
CNP703
7 4 5 6
7 4 5 6
BH503
6 9 8 7
SYSTEM CONTROLLER
IC501 (1/3)
LCD BOARD (1/3)
(CD LID OPEN/CLOSE DET)
SPI
15
u 1 6 3
y
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2 4
8 9 9
ERROR 16K
CORRECTOR RAM
PCMD PCMDI
41 42
BCK BCKI
EFM
43 44
DEMODULATOR
LRCKI
LRCK
39 40
C2PO
50
DOUT
DIGITAL
53
OUT
SUB-CODE
PROCESSOR
XUGF
47
WFCK
56
CPU INTERFACE EMPH
54 55
EMPHI
GFS
49
6 7 9 8 57 58 59 17 15
3 1 5 1 5 0 8 9
8 1 3 2 9
8 1 3 2 9
5 12 10 11 1
78
BH505
2 1
S701
m
c o
.
– 18 –
2
8 9 9
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
2 4 9 8 2 9 9
BH701 (1/2)
4 3 1
A B
FROM MAIN TO MAIN
SECTION SECTION
(Page 21) (Page 21)
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