Sony HCD-CPX22 - Block Diagram - CD Servo Section

HCD-CPX22/NXM3
2222
HCD-CPX22/NXM3
7-2. BLOCK DIAGRAM – CD SERVO SECTION –
OPTICAL PICK-UP
BLOCK
(KSM-215DCP)
LD
DRIVER
+1.7V
+3.3V
LD
GND
FOCUS
COIL
F+
F
T+
T
TRACKING
COIL
X171
16.9MHz
IC251
SL/SP MOTOR
DRIVER
RF AMP
16
7
15
17
18
VR
PD
19
20
21
22
5
30
3
24
MUTE
CH2OUT-F
CH1FIN
CH1RIN
CH2FIN
CH3FIN
OPIN+
CH2OUT-R
CH1OUT-R
CH1OUT-F
CH4OUT-R
CH4OUT-F
CH3OUT-F
CH3OUT-R
M
M
M101
(SPINDLE)
M102
(SLED)
VC
VCC
A
B
C
D
E
F
DETECTOR
A
B
E
19
F
20
LD
36
PD
37
TFDR
11
FFDR
13
SFDR
9
MPD
6
95
XTACN
100
XRST
102
DATA
104
XLAT
105
CLOCK
AOUT2
AOUT1
DOUT
61
PCMDI
62
LRCKI
63
LRCK
65
PCMD
IC301
DIGITAL
SIGNAL PROCESSOR
21
40
SDO0
11
LRCKIA
16
SFSY/LRCKIB
19
SDIO
14
77
XTAO
78
XTAI
55
VDD
VDD
VDDM
26
27
C
28
D
29
107
SENS
XTACN
XRST
DATA
XLT
CLOCK
SENS
TRDR
12
29
CH3RIN
SRDR
CH2RIN
FRDR
66
BCK
60
BCKI
BCKIA
15
SBSY/BCKIB
18
6
+3.3V
8
5 1
3
STANBY
36
PO11/BUCK/AD1
8
MIACK
7
MICK
6
MIDIO
4
MICS
5
MILP
2
RESET
115
SCOR
SCOR
REG
MP3STB
MP3REQ
MIACK
MICK
MIDIO
MILP
MICS
MP3RST
SCOR
SENS
CLOCK
XLT
DATA
XRST
XTACN
SCOR
SENS
CLOCK
XLT
DATA
XRST
XTACN
DOUT
ROUT
LOUT
A
MAIN
SECTION
(Page 24)
B
TUNER/TAPE DECK
SECTION
(Page 23)
IC751 (DISC SENSOR)
Q751
ROTARY
ENCODER
(MD)
ROTARY
ENCODER
(ST U/D)
IC701
LD/ST MOTOR DRIVER
IC711
U/DOTOR DRIVER
4
2
9
7
RIN
FIN
OUT1
OUT2
4
2
9
7
RIN
FIN
OUT1
OUT2
D
MAIN
SECTION
(Page 24)
M761
(LD/ST)
M762
(U/D)
S781
(SUB TRAY OUT)
(SUB TRAY OUT)
OPEN
MAIN TRAY
OPEN/IN
CLOSE
S731
S761
S721
SENSE
SWITCH
S771
M
M
D+3.3V
LD/ST MTR NEG
LD/ST MTR POS
BU U/D MTR NEG
BU U/D MTR POS
CN701
SW3 SUB TRAY OUT
SW2 SUB TRAY OUT
SW4SUB TRAY OUT
SW1 SUB TRAY OUT
MD-E4
MD-E3
MD-E2
MD-E1
ST-E4
ST-E3
ST-E2
ST-E1
D.SEMSOR
CN201
86
81
71
10
14
XRST
100
113
GFS
2
FOK
1
3
114
C2P0
IC303
Q10
IC101
• Signal path
J : CD PLAY (ANALOG)
c : CD PLAY (DIGITAL)