Diagrams; Block Diagram - Cd Servo Section - Sony HCD-SPZ90DAB Service Manual

7-1. BLOCK DIAGRAM – CD SERVO Section –
HCD-SPZ90DAB
SECTION 7

DIAGRAMS

3.3V
DETECTOR (CD)
A
57 A
B
58 B
AC_
64
C
SUM
59 C
D
60 D
E
50 E
F
51 F
LASER DIODE
AUTOMATIC
POWER CONTROL 66 LD
Q321
PD
LD
67 PD
OPTICAL PICK-UP
BLOCK
(KSM-213DCP)
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC402
16 CH4OUTF
M401
M
CH4IN 24 27 OPOUT
(SPINDLE)
15 CH4OUTR
17 CH3OUTF CH3FIN 23
M402
M
(SLED)
18 CH3OUTR CH3RIN 22
2-AXIS
DEVICE
14 CH1OUTF CH1FIN 4
13 CH1OUTR CH1RIN 5
12 CH2OUTF CH2FIN 6
11 CH2OUTR CH2RIN 7
MUTE
20
AOUT1
EG_
65 RFACO 70 71 RFACI PCMD 3 4 PCMDI
IN
AOUT2
BCK 5 6 BCKI
LRCK 1 2 LRCKI
FEO
TEO
CD DSP
IC201
OPIN+ 2 38 MDP
TEI
FEI
41 SFDR
DATA
CLOK 11
XLAT 16
42 SRDR
SENS 20
SCOR 26
43 TFDR
DATA2 12
CLK2 90
44 TRDR
XLAT-MP3 13
REQ-MP3 14
IREQ-MP3 10
ACK-MP3 15
45 FFDR
XTACN 7
XRST 8
46 FRDR
SSTP
39 109 108
S201
(LIMIT)
X201
16.9344MHz
3.3V
(CD)
15 15
112
117 R-CH
R-ch is omitted due to same as L-ch.
SIGNAL PATH
55
: CD PLAY
53
52 SYSTEM CONTROLLER
IC1301 (1/4)
54
89 35 CD DATA
37 CD CLK
43 CD XLT
36 CD SENS
LOADING MOTOR
M1+ 41
19 CD SCOR DRIVE
M1– 42
Q1610 – 1613
6 MP3 DATA IN
5 MP3 DATA OUT
CAM GEAR MOTOR
7 MP3 CLK M2+ 39
DRIVE
40
46 MP3 XLAT M2–
Q1614 – 1617
45 MP3 REQ
47 MP3 IREQ
44 MP3 ACK
49 CD XTACN
48 CD XRST
50 CD DRIVER MUTE
HCD-SPZ90DAB
CD-L
A (Page 16)
CD MECHANISM
DECK BLOCK
M1+
M
M1+
M2+
M
M2+
SW1 – SW3,
SW5 – SW8