Block Diagrams; Cd Section - Sony HCD-MD333 - Hi Fi Cd/minidisc Component Service Manual

HCD-MD333

7-2. BLOCK DIAGRAMS

– CD SECTION –
OPTICAL PICK-UP
(KSS-213B)
B+
DETECTOR
K
E
1
A
4
A D 2
D
5
B C 10
C
6
B
F
PD LD
LASER
DIODE
FOCUS TRACKING
COIL COIL
2-AXIS
DEVICE
SLED/SPINDLE
MOTOR DRIVE
IC102 (2/2)
26
M102 SLED MOTOR
M
•
SLED MOTOR DRIVE
27
M101
1
SPINDLE MOTOR
M
SPINDLE •
DRIVE
2
MOTOR
09
SIGNAL PATH
:CD
:digital out (CD)
TRACKING/FOCUS SERVO,
RF AMP
IC101 (1/2)
35 PD1 RFO 31 14 RF
36 PD2 RFI 30
38 F C.OUT 23 55 CNIN
39 E SENS 24 54 SEIN
RV102 RV101
FOCUS FOCUS
GAIN BIAS
2 FE BIAS 37 +5V
FEI
1 6
FEO FE-O
42 TEO FE-M 7
12
TA-M
44 TEI TAO 13
RV103
DATA 21
TRACKING
20
XLT
GAIN
CLK 19
LD DRIVE
33 25
LD FOK
Q101, 102
FOCUS SW
34 PHD FGD 4
XRST
22
7
XRST
T+
18
TRACKING
19
COIL DRIVE
17
T–
TRACKING/FOCUS
COIL DRIVE
IC102 (1/2)
F–
12 FOCUS
9
F+
COIL DRIVE
11
SLED
SERVO
IC101 (2/2)
25 16 SLO SL+ 14
4
– 33 –
DIGITAL SIGNAL PROCESSOR
IC103
56 57 59 3 1 64 63 51 52 53 43 46 47 49 50
S101
(LIMIT)
Q103
2
M904 (CD)
M
LOADING
MOTOR
10
X101
22.5792 MHz
34 4 5 • 6
DIGITAL FILTER
D/A CONVERTER
IC104
PCMD 21 2 DATA LOUT 16
LRCK 20 1 LRCK
BCLK 22 3 BCLK ROUT 13
39 26 28 27
D OUT
49
CLK
50
DATA
60
XRST
22
SCOR
53
SENS
48
SQCK
46
SQSO
52
DF LATCH
51
XLAT
59
FOCUS SW
MOTOR
DRIVER
IC801
57
DRIVE 5 LOAD-OUT
58
DRIVE 6 LOAD-IN
56
OUT-SW
S291
(LOAD OUT)
55
IN-SW
S292
(LOAD IN)
– 34 –
MAIN
A
SECTION
(Page 37)
MAIN
C
SECTION
(Page 37)
MAIN
B
SECTION
(Page 38)