Block Diagram - Cd Servo Section - Sony HCD-GN700 Service Manual

HCD-GN700/GX8800
7-2. BLOCK DIAGRAM – CD SERVO Section –
OPTICAL PICK-UP
BLOCK
RF AMP
(KSS-213DCP)
IC103
RF AC
VC 14 DVC
CD A+3.3V
A
6 A RFDCO
B
7 B RFDCI
C
8 C
D
9 D
E
10 E
F
F
11
Q101
LD LD LD
1
DRIVE
GND
APC
PD PD
2
VR
MOTOR/COIL DRIVE
IC150
F+
18
FOCUS
COIL
F-
17
T+
12
TRACKING
COIL
T-
11
M101 14
SLED
M
MOTOR
13
M102
16
SPINDLE
M
MOTOR
15
• R-CH is omitted due to same as L-CH
• Signal Path
: CD
: DIGITAL OUT
DIGITAL SERVO
DIGITAL SIGNAL PROC.
IC101
15 50 RFAC D OUT 64
43 RFDC
28
29
FE
16 39 FE PCMD 66
FEI 17 BCLK 67
TE LRCK
41 65
TE
18 40 SE XTAI 71
XTAO 72
SW
12
22 33 FFDR
FRDR
23 34
6 31 TFDR
7 32 TRDR
DATA
4
4 29 SFDR CLOK 6
XLAT 5
30 SRDR SQCK
5 77
SCLK 8
MDP SCOR 15
2 25
SQSO 76
27
SENS 7
25
MUTE 20
SSTP 26
XRST 2
+2.5V 3
IC201
OPTICAL
OPTICAL
3
OUT(CD)
OUT
D/A CONV,
MP3 DECODER
IC104
12 SDIO LO 23
13 BCKIA
LRCKIA
14 RO 26 R-CH
60 CKI/CKO
MIDIO 5
62 XI
MICK 6
X201
16.9MHz
63 XO MIACK/AD2 7
PO7 39
MICS/AD0
3
MILP/AD1 4
RESET 1
CD +3.3V
SENS
SQ-DATA
DISPLAY
B
S101
SECTION
SQ-CLK
LIMIT
IN SW
IC121
+2.5V
1 CD A+3.3V
REG
28 28
CD L-CH
A
SYSTEM CONTROL
MUTE
CD/TAPE MECHANISM
Q201
CONTROL
IC501 (1/4)
Q206, 207
6 DATA IN
BUFFER
5 DATA OUT
CD-A-MUTE 25
7 MP3 CLK
MP3 ACK
3
MP3 REQ
18
MP3 CS
1
2 MP3 LP
48 MP3 RESET
CD-DATA
35
37 CD-CLK
36 CD-XLAT
33 SQ-CLK
SCOR
19
32 SQ-DATA-IN
S751
EJECTSW 42
34 SENSE
(LEVER)
Q731
D-SENS 41 3 1
4 2
TABL SENSOR
IC731
40 C-XRST
FIN
LMF 46 7
RIN
LMR 47 9
24 BU-PWM3
26 BU-PWM2
28 BU-PWM1
FIN
TM-F 7
44
38 LD-ON
RIN
TM-R 45 9
E-1
21
RE701
E-2 22
ROTARY
E-3 43
ENCODER
MAIN/POWER
SECTION
D+3.3V
MOTOR DRIVER
IC701
OUT
2
MOTOR
M751
M
OUT
DRIVE
4 (LOADING)
OUT
2
MOTOR M741
M
OUT
DRIVE
4 (TABLE)
MOTOR DRIVER
IC712