Block Diagrams; Bd Section - Sony CDP-CX260 Service Manual

6-2. BLOCK DIAGRAMS

– BD SECTION –
OPTICAL PICK-UP
IC103
BLOCK (KSS-213B)
RF AMP
LASER
LD
DIODE
POWER
PB
APC LD
4
AMP
LD
LD
DRIVE 3
Q101
DETECTOR
E
5
RF
4
PD1 6
SUMMING
PD2
7
AMP
8
F
FOCUS
ERROR
TRACKING
10
ERROR
11
AMP
VC
BUFFER
IC102
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
T+
1
TRACKING
COIL T–
2
F–
16
FOCUS
COIL
F+
17
13
M102
M
SLED
MOTOR 12
M101
27
SPINDLE
M
MOTOR
26
09 MUTE
21
22 ASYO
48
LPF
RFAC
RF EQ
16 51
AMP
ASYI
ASYMMETRY
49
CORRECTION
14
AMP
VC
13
VC
38
CE
42
12 VC
RFDC
43
TE
41
A/D
SE CONVERTER
LPF 40
FE
39
XLON
14
XTAI
66
TIMING
X101
LOGIC
XTAO
16.9MHz
67
S101
D+5V
LIMIT
SSTP
27
TFDR
4
30
TRDR
5
31
FFDR
19 32
FRDR
20 33
SRDR
10 29
SFDR
9 28
VC
23
MDP
24 26
LPF
15
– 25 –
IC101
DIGITAL SIGNAL PROCESSOR
16K
RAM
EFM
DIGITAL
DEMODULATOR
PLL
D/A
INTERFACE
ERROR
CORRECTION
DIGITAL
CLV
FOK
MIRR
DFCT
DFCT
FOK
MIRR
DETECTOR
SERVO DSP
FOCUS
SERVO
TRACKING
SERVO
SLED
SERVO
PWM
GENERATOR
TRACKING
PWM
GENERATOR
FOCUS
PWM
GENERATOR
SLED
PWM
GENERATOR
DOUT
DIGITAL
OUT
OVER
LOUT
SERIAL 3rd ORDER
SAMPLING
IN NOISE PWM ROUT
DIGITAL
INTERFACE SHAPER
FILTER
SYSM
LMUT
SCOR
SQCK
SQSO
SUBCODE
PROCESSOR
CPU
DATA
INTERFACE
XLAT
CLOK
SENS
SERVO
AUTO
SEQUENCER
SERVO
INTERFACE
XRST
SCLK
– 26 –
CDP-CX260
IC901
DIGITAL
60 3 OUT
OPTICAL
72 LOUT
75
R ch
4
80 LMUTE
79
20
2
1
5 DATA
6
7 CLOK
8
SCOR
A
SENS
SYSM
XLAT
MAIN
SECTION
SQCK
SQSO
XRST
3
9 SCLK
AGC
• Rch is same as Lch.
• SIGNAL PATH
: CD
: CD (digital)