Block Diagrams; Bd (Cd) Section - Sony HCD-DR7AV Service Manual

www.freeservicemanuals.info
HCD-DR7AV/XB800AV

7-2. BLOCK DIAGRAMS

– BD (CD) SECTION –
OPTICAL PICK-UP BLOCK
(KSS-213B/K-N)
DETECTOR
E VCC
VC
A A
5
C C
A C 7
D D
B D
8
B B
6
F
E E
11
F F
10
LD
LD
DRIVE
3
Q101
PD APCLD/PD
4
FD LASER
DIODE
VREF
PD
LD
IC102
POWER
FOCUS/TRACKING COIL DRIVE
SPINDLE/SLED MOTOR DRIVE
T+
11 CH2OUTR
TRACKING
COIL CH2FIN
T–
12 CH2OUTF
CH2RIN
F+
14 CH1OUTF
FOCUS
COIL CH1FIN
F–
13 CH1OUTR
CH1RIN
SD+
CH3OUTF
M102 17
SLED M
CH3RIN
SD–
MOTOR
18 CH3OUTR
CH3FIN
SP+
CH4OUTF
M101 15
M
SPINDLE
CH4SIN
SP–
MOTOR
16 CH4OUTR
CH4BIN
MUTE
• SIGNAL PATH
: CD
: Digital out
09
DIGITAL SERVO
IC103
DIGITAL SIGNAL PROCESSOR
RF AMP
RF
RF EQ RF RF AC
SUMMING
16 51
AMP
AMP
FOCUS
FF INTEG- ASY1
ERROR
14 49
RATOR
AMP
ASY0
48
TRACKING
TE
ERROR 13
AMP
VC
12
BUFFER
VC
LDON
22
AMP
VC
VC 38
CE
42
RFDC
43
FE
39
TE
REF 41
HOLD SW
21 15
INTEG- SE
40
RATOR
CE
42
TFDR
5
TRDR
6
TFDR
30
TRDR
31
FFDR
2
FFDR
FRDR
3 32
FRDR
33
SRDR
SRDR
29
23
SFDR
SFDR
28
24
MDP
25 26
27 VC
20
– 21 –
18/2/2013
IC101
16K
RAM
EFM
DEMODULATION
ASYMMETRY
DIGITAL
CORRECTION
PLL
SUBCODE
PROCESSOR
SERIAL IN
INTERFACE
OVER SAMPLING
DIGITAL FILTER
3rd ORDER
NOISE SHAPER
OPERATIONAL
A/D
AMPLIFIER
CONVERTER
ANALOG
PWM PWM
SWITCH
PWM
GENERATOR SERVO DSP
TRACKING
TRACKING
PWM
SERVO
GENERATOR
FOCUS
FOCUS
PWM
SERVO
GENERATOR
SLED
SLED
PWM
SERVO
GENERATOR
DIGITAL
CLV
World of free manuals
XTA1
66
TIMING X101
LOGIC 16.9344MHz
ERROR STAO
67
CORRECTOR
D/A DIGITAL D OUT
60 DOUT
INTERFACE OUT
XRST
3 XRST
SQSO
SQSO
1
SQCK
2
SENS
SENS
8
CPU
INTERFACE
DATA
SERVO
5 DATA
AUTO XLAT
6 XLT
SEQUENCER
CLOK
7 CLOK
SCOR
20 SCOR
XLON
14
SCLK
SERVO 9 SQCK
SSTP
INTERFACE
+5V
27
S101
RMUT LIMIT SW
79
LMUT
80
LMUT
70
AIN1
71
LOUT1
L OUT
72
LOUT2
77 R OUT
HOLD
AIN2
76
LOUT2
75
– 22 –
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A
MAIN
SECTION
(Page 25, 27)