Diagrams; Block Diagram - Cd Servo Section - Sony HCD-GPX6 Service Manual

HCD-GPX6/GPX7
SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM – CD SERVO Section –
DETECTOR CD +3V
A
26
B
27
C
28
D
29
F
20
E
19
OPTICAL PICK-UP
BLOCK
(KSM-215DCP)
LASER DIODE
AUTOMATIC
POWER
36
CONTROL
Q10
PD LD
MOTOR/COIL DRIVE
IC251
CH4OUTF
16
M101 MOTOR
M
CH4OUTF
(SPINDLE) DRIVE
15
CH3OUTF
17
MOTOR
M102
M
CH3OUTR
DRIVE
(SLED)
18
2-AXIS
DEVICE
CH1OUTF
14
COIL
CH1OUTR
DRIVE
13
CH2OUTF
12
COIL
CH2OUTR
DRIVE
11
MUTE
20
CD DSP
IC101 (1/2)
A
AC_ EQ_
RF
SUM IN RFACO
RFAC
SUMMING 34 35 EQ
VCA
B
AMP
C
FOCUS
FEO
ERROR 24
D AMP
F
TEO
TRACKING
E
22
ERROR AMP
LD
APC LD PD
37
AMP
CH4IN OPOUT OPIN+
24 27 2
21 23
CD DSP
IC101 (2/2)
CH3FIN
23
A/D
CH3RIN
CONVERTER
21
SFDR
FOCUS/
9
TRACKING/SLED
SRDR
10
SERVO DSP
CH1FIN
TFDR
4 11
CH1RIN TRDR
5 12
FFDR
13
FRDR
14
CH2FIN
5
CH2RIN
7
TO CPU INTERFACE
7
S101
(LIMIT)
FILTER
51 53 50 52 112
RFACI
ASYMMETRY EFM
41 42 DIGITAL PLL
CORRECTOR DEMODULATOR
ASYI
45
ASYO
46
TO SERVO AUTO
SUBCODE
SEQUENCER
PROCESSOR
DIGITAL
CLV
CPU INTERFACE
PROCESSOR
6 100 102 105 104 107 115 98 99 96 97
38 34 23 24 19
CD MIDIN 36
CD MIDIO 35
CD MICK 37
CD MICS 26
CD MIACK 32
CD MP3REQ 27
CD MILP 25
CD MP3RST 33
CD MP3STB 28
XTCN 55
CD AMUTE 39
SYSTEM CONTROLLER
IC306 (1/3)
FOK
3
MIRR,
CDM80 LOAD-IN
MIRR
DFCT, FOK 1
CDM80 LOAD-OUT
DFCT
DETECTOR
2
COUT
119 (OUT SW) CDM80 SW1
SERVO
SCLK
INTERFACE
108
(CHUCK SW) CDM80 SW2
SERVO AUTO (TRIGGER SW) CDM80 SW3
SEQUENCER
22
22 22
117 93
XTSL
XTAO
CLOCK
XTAI
GENERATOR
XTACN
AOUT1
D/A
CONVERTER
AOUT2
32K
D/A
RAM
DIGITAL
INTERFACE
ERROR
CORRECTOR
SELECTOR
110 111 113 68 63 66 65 62 60 61
MP3 DECODER
IC301
19 18 16 15 14 11
6 MIDIO
7 MICK
4 MICS
8 MIACK
36 PO11/BUCK/AD14
5 MILP
2 RESET
3 STANDBY
LOADING MOTOR DRIVE
IC701
60 7 FIN OUT1 4 M701
M
(LOADING)
59
9 RIN OUT2 2
S701
63
(OUT)
S702
65
(CHUCK)
S703
61
(TRIGGER)
77
X171
16.9344MHz
78
95
CD
A
81 (Page 23)
86
R-CH
MUTING
Q102
R-CH
CD MUTING
CONTROL
Q317, 318
• R-ch is omitted due to same as L-ch.
• SIGNAL PATH
: CD PLAY