Sony CDX-T69, Service Manual

Page: 17 / 64

CDX-T67
17 17
M
M
8
9
VO3+
VO3–
VIN3+
VIN3–
12
13
VO1+
VO1–
MOTOR
DRIVE
MOTOR
DRIVE
COIL
DRIVE
10
11
VO2+
VO2–
VIN1+B
VIN1–B
32
33
FFDR
FRDR
28
29
25
24
19
18
5
4
VL0+
VL0–
FWD
REV
1
2
SFDR
SRDR
A
B
C
D
E
F
I-V AMP
PD LD
DETECTOR
6
7
8
9
10
11
E
D
C
B
A
F
1
LD
FOCUS
ERROR
AMP
15
RFAC
16
FE
18
2
TE
TRACKING
ERROR
AMP
AUTOMATIC
POWER
CONTROL
Q101
PD
RFDC
FE
TE
43 39 41 40
RFDC
FE TE
51
49
48
ASYMMENTRY
CORRECTOR
RFAC
ASYI
ASYO
DIGITAL
PLL
53 56 55 54
FILO
CLTV
PCO
FILI
FILTER
INTERNAL BUS
16k RAM
ERROR
CORRECTOR
42 GFS 18
GFS
61 CDDAT 5
DATA
59 CDCLK 7
CLOK
60 CDLAT
56 SQSO
58 SQCK
52 SCOR
43 SCLK
41 FOK
XRST
6
XLAT
44 SENS 8
SENS
1
SQSO
2
SQCK
20
SCOR
9
SCLK
24
FOK
CPU
INTERFACE
SUBCODE
PROCESS
RFDC
FE TE SE
OP AMP
ANALOG SWITCH
A/D CONVERTER
MIRR
DFCT
FOK
DIGITAL SERVO SIGNAL PROCESS
PWM GENERATOR
30
31
31
32
TEDR
TRDR
VIN2–
21
6
7
VO4+
VO4–
VIN4+
VIN4–
DIGITAL
CLV
26
MDP
M
M103
(CHUCKING)
M102
(SPINDLE)
M101
(SLED)
TRACKING/FOCUS COIL DRIVE,
SLED/SPINDLE/CHUCKING
MOTOR DRIVE
IC201
MOTOR
DRIVE
COIL
DRIVE
SERVO AUTO
SEQUENCER
SERVO
INTERFACE
62
LOADF 5
LOADR 6
98
3 XRST
27
SSTP
LIM SW
SW101
(LIMIT)
97 LOAD SW
96 SAVE SW
SW102
(CHUCKING END DETECT)
ON : When the optical pick-up
is inner position
ON : When completion of the disc
chucking operation
DIGITAL FILTER,
NOISE SHAPER
77
70
76
71
AOUT2
AOUT1
BUFFER
AIN2
AIN1
72
75
LOUT1
LOUT2
MUTING
Q502, 503
67
XTAO
60
XTAI
X401
16.9344MHz
TIMING
LOGIC
CLOCK
GENERATOR
67 MUTE
SYSTEM CONTROLLER
IC301 (1/2)
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
DIGITAL FILTER, D/A CONVERTER
IC401
(TRACKING)
(FOCUS)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS-720A)
RF AMP,
FOCUS/TRACKING ERROR AMP
IC101
• SIGNAL PATH
: CD PLAY
LASER DIODE
PWM
&
INTEGRATOR
(L)
(R)
CN902 (1/2)
MUTING CONTROL
SWITCH
Q501
RFAC
SUMMING
AMP
4
AC
SUM
3
EQ
IN
RFDC
SUMMING
AMP
RW/ROM
SW
12
APC AMP
RW/ROM
30
DC OFST
RFAC
VCA
RF EQ
AMP
28
RFDCO
RF AMP OFFSET
CONTROL SWITCH
Q102
99 RW SWL
CD-ROM/RW
SELECT SWITCH
Q301
D/A
INTERFACE
SERIAL
IN
INTERFACE
64
EMPH
66 EMPH
EFM
DE-
MODULATOR
GROUND-
ISOLATION
IC501
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM – SERVO Section –