Block Diagram -Cd Section - Sony PMC-107 Service Manual

PMC-107
5-3. BLOCK DIAGRAM — CD SECTION —
LD
PD
A
C
B
D
E
F
OPTICAL PICK-UP
BLOCK
(KSS-213C)
TRACKING
COIL
FOCUS
COIL
04
CD RF &
SYSTEM SERVO PROCESSOR
IC701
LD LASER COUT
LD
DRIVE 33 DIODE
DATA
Q701, 702 CONTROL
PD
34
SENS
XRST
PD1
35
RF RFO
AMP
FOK
FOK
PD2
36
RV704
F BIAS
FOCUS
GAIN
FO FOCUS
VC 1
ERROR
FOCUS FEO
FI
VC 2
PHASE
EI
40
RV702
TRAVERSE
E
39
TO
F TRACKING
38
PHASE
TEO
VC
VC 48 VC
SL+
SLED SLO
SLED
CONTROL
OPTICAL PICK-UP
DRIVE
IC703
OUT4+
TRACKING
27
IN4
COIL 25
OUT4-
26
DRIVE
OUT1+
FOCUS
1
IN1/R
COIL 3
OUT1-
2
DRIVE
MUTE 7
M701 OUT3+
SLED
M 17
IN3/R
SLED
MOTOR 19
OUT3-
MOTOR 18
DRIVE
M702 OUT2+
SPINDLE
M 12
IN+
SPINDLE
MOTOR 16
OUT2-
MOTOR 11
DRIVE
S701
(LIMIT)
SW701
(CD DOOR)
– 23 –
DIGITAL SIGNAL PROCESSOR
IC702
23 55 CNIN
21 56 DATO
XLT 20 57 XLTO
19 59
CLK CLKO
24 54 SEIN
22 50 XRST
RF EFM
31 14
DEM.
1 FOK
25
CD 5V
RV701 MDP
CLV
37 3
FOCUS SERVO
BIAS
60 SPOA
6
SUBCODE
RV703
TRACKING
GAIN
42 VC 47 43 46 52
TI
44
13
14
16
44 29 46 66 45 64 65
77 LD-NONC
SYSTEM CONTROL/LCD DRIVE
56
D/A CONVERTER
IC704
XTAI 34 3 CKO XO 18
X701
16.9344MHz
XI 19
LRCK 20 8 LRCK
BCK 22 5 BCK
EMPH 40 2 EMPH
RO
14 R-CH
PCMD D/A
DATA
21 6
ECC LO
CONV.
12 CD L-CH
22 1
MUTE 48
49 51 53
59 63
Signal path
IC801 (1/2)
R-ch : same as L-ch.
– 24 –
1
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SECTION
: CD