Block Diagram -Cd Servo Section - Sony HCD-ZX9 Service Manual

7-2. BLOCK DIAGRAM — CD SERVO SECTION —
OPTICAL PICK-UP
BLOCK
(KSM-215DCP)
DETECTOR
VC +1.7V
VCC
+3.3V
A
B
C
D
E
F
LD
LD
DRIVER
Q10
GND
X171
16.9344MHz
PD
+3.3V
VR SL/SP MOTOR
DRIVE
IC251
S101
F+ (LIMIT)
16 CH2OUT-F
FOCUS
CH1FIN 5
COIL
F
15
CH2OUT-R
CH1RIN 6
T+
17 CH1OUT-R
TRACKING
CH2FIN 7
COIL
T
18 CH1OUT-F
CH2RIN 8
19
CH4OUT-R
M101
M
CH3FIN 30
(SPINDLE)
20 CH4OUT-F
29
CH3RIN
21 CH3OUT-F
M102
M
OPIN+ 3
(SLED)
22 CH3OUT-R
MUTE 24
LOADING MOTOR DRIVER
IC515
9
RIN
4 OUT1
M901
M
(LOADING)
2 OUT2
FIN 7
TABLE MOTOR DRIVER
IC514
9
RIN
4 OUT1
M902
M
(TURN TABLE)
2 OUT2
FIN 7
TBL ADDRESS
TABLE SENSOR
SENS SWITCH
PH101,102
ROTARY ENCODER
RE901
S901
TRAY POSITION
DETECT
HCD-ZX9
RF AMP,DIGITAL
SIGNAL PROCESSOR
IC101
AOUT1 81
AOUT2 86
R-CH
DIGITAL OUT
IC503
CD
DIGITAL
2
DOUT 71 DOUT
OUT
(OPTICAL)
26 A
27 B
MP3 DECODER
28 C IC301
29 D
19
E PCMDI 61 11 SDO0
20 F 16
LRCKI 62 LRCKIA
LRCK 63 19 SFSY/LRCKIB
VDDM
14
PCMD 65 SDIO
36 LD
15 BCKIA
BCK 66
BCKI 60 18 SBSY/BCKIB
77 XTAO
STANBY
78 XTAI PO11/BUCK/AD14
MIACK
MICK
37 PD
MIDIO
MILP
7 PD
MICS
RESET
XTACN
XTACN 95
11 TFDR XRST
XRST 100
DATA
DATA 102
12 TRDR XLAT
XLAT 104
CLOCK
CLOCK 105
13 FFDR
SENS
SENS 107
SCOR
SCOR 115
14
FRDR
9 SFDR
10 SRDR
6 MPD
Q870
CD L
A
MUTE
Q551
CD MUTE
CONTROL
Q535,536
+1.5V REG
VDD 55 5 1 +3.3V
IC303
VDD 21
40
SYSTEM CONTROL
IC401 (1/4)
41 CD A MUTE
6 MP3 DATA IN
31 MP3 STB
3
36 100 MP3 REQ
8 1 MP3 ACK
7 7
MP3 CLK
6 5
MP3 DATA OUT
5 2
MP3 LP
4 3
MP3 CS
2 18 MP3 RST
SCOR
19 SCOR
SENS
21 SENS
CLOCK
22 CD CLK
XLT
23 XLAT
DATA
24 CD DATA
XRST
25 XRST
XTACN
26 XTCN
49 LOG NEG
50 LOG POS
47 TBL NEG
48 TBL POS
43 DSENS
42 TSENS
44 OC SW1
45 CHK SW
46 OC SW2
29 29
MAIN
SECTION
(Page 31)
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD PLAY(ANALOG OUT)
: CD PLAY(DIGITAL OUT)
HCD-ZX9