Ic Block Diagrams - Sony MCE-F88K Service Manual

6-17. IC BLOCK DIAGRAMS

• CD section
IC101 CXD2545Q
67 62 63 64 20 19
C4M 68
CLOCK
GENERATOR
C16M 69
PDO 18
VCO1 13 DIGITAL ADDRESS
EFM
PLL GENERATOR
VCO0 12
( VARI-PITCH ) DEMODULATOR
PCO 33 DOUBLE SPEED
FILI 32
FILO 31
SYNC
CLTV 34
PROTECTOR DATA PROCESSOR
RFAC 36
ASYMMETRY
ASYI 38 MUX
CORRECTION
ASYO 39
ASYE 42
WFCK 73
TIMING
GENERATOR 1
SCOR 74
EXCK 76 ERROR CORRECTOR
SUBCODE
SBSO 75 P-W
PROCESSOR
EMPH 72
SUBCODE
SQCK 78
Q
SQSO 77
PROCESSOR
MON 95
CLV
FSW 94
PROCESSOR
MDP 96
TIMING
MDS 97
GENERATOR 2
18-TIMES
NOISE
OVERSAMPLING
SERVO
SHAPER
FILTER
MICRO PROGRAM
INTERFACE
MIRR
DFCT
FOK DETECTOR
RFDC 26
SERVO DSP
TE 27
SWITCH
A/D
SE 28 & SLED SERVO
CONVERTER
BUFFER
FE 29
TRACKING
VC 30
SERVO
FOCUS SERVO
25 24 14 16 17 21 40 23 35 41 90 15 65 81 22 37 44 45 66 82 83 84 85 98 99
IC102 BA6392FP
BUFF
CH1 OUT F 1
F
BUFF
CH1 OUT R 2
LEVEL
R
SHIFT
CAPA IN 1 3
R
CH1 R IN 4
INTERFACE
F
CH1 F IN 5
BUFF
VREF IN 6
VREF OUT 7
GND 8
F
CH2 F IN 9
INTERFACE INTERFACE
R
CH2 R IN 10
CAPA IN 2 11
R F
BUFF
CH2 OUT R 12
F R
BUFF
CH2 OUT F 13
MUTE
GND 14
32K RAM
43 PSSL
PRIORITY
SERIAL
ENCODER
PARALLEL 16
61-46 DA01-16
PROCESSOR
79 MUTE
D/A
PEAK DETECTOR
DIGITAL OUT 71 D OUT
70 MD2
86 DATA
CPU INTERFACE 88 CLOK
87 XLAT
SERVO
AUTO 80 SENS
SEQUENCER
89 COUT
91 MIRR
92 DFCT
93 FOK
PWM GENERATOR
2
3, 100 SFON, SFDR
SLED PWM
2
GENERATOR
1, 2 SRON, SRDR
2
4, 7 TFDR, TFON
TRACKING PWM
2
GENERATOR
5, 6 TRON, TRDR
2
8, 11 FFDR, FFON
FOCUS PWM
2
GENERATOR
9, 10 FRON, FRDR
IC103 CXA1821M-T6
LD 1
28 GND
VCC
BUFF
PD 2
27 CH4 OUT F
26 CH4 OUT R
A 3
APC LD AMP
VREF
BUFF
VEE VEE
25 VB IN
B 4
VC
24 VS IN
VC
C 5
RF SUMMING AMP
23 VB IN
D 6
FOCUS ERROR AMP
22 VCC
VEE 7 VEE
TRACKING ERROR AMP
21 VCC
VC
VC
VC
F
F 8
20 CH3 F IN
VC
R
19 CH3 R IN
E 9
VC BUFFER
VC VCC
18 CAPA IN 3
EI 10 VEE
BUFF
17 CH3 OUT R
BUFF
16 CH3 OUT F
15 MUTE
• MAIN section
IC805 M5290-16
RST DEL BAL
8 7 6
DELAY
CIRCUIT
ON/OFF
CONTROL
9 10 11
GND SW REF
• VIDEO section
IC451 BA6287F
OUT1 1
VM 2
DRIVER
TSD
VCC 3
CONTROL LOGIC
POWER
SAVE
VCC 20 VCC
FIN 4
19 LD ON
18 LC/PD
RF EQ AMP
17 RFE
16 RFO
15 FE
14 FE BIAS
13 TE
VC
12 VC
11 EO
36
36
IC806 L78LR05D
VED FB– EO CO VE
5 4 3 2 1
INPUT 1
START
UP
CURRENT
LIMITER
VOLTAGE
REFERENCE
Cd 2
OVERHEAT CURRENT
PROTECTION LIMITER
12 13 14 15 16
VCO FB+ CO EO VC
IC509 PCM11727E-2/T2
8 GND
XT1 1 CLOCK MANAGER
2
PGND
7 OUT2
VCP 3
DRIVER
NCKO 4
RSV 5
6
SCKO3
6 VREF
ML 7
MC 8
MODE
CONTROL
MC 9
RSTB 10
5 RIN
BPZ
CONTROL
11
VOUTR
AGND 12
5 OUTPUT
Vref PROTECTOR
ERROR
AMP
RESET
4
OUT
RESET
VO
DETECTOR
3 GND
384fs
24
XT2
•
DUAL PLL
23 DGND
POWER
SUPPLY 22
VDD
21 SCKO1
20 SCKO2
19 LRCK
AUDIO
DATA INPUT
18 DATA
INTERFACE
17 BCK
16 ZERO
8 TIME OVER OPEN
SAMPLING DIGITAL
FILTER
15
CAP
•
FUNCTION
CONTROL
14 VOUTL
MULTI LEVEL MULTI LEVEL
∆Σ ∆Σ
MODULATOR MODULATOR
5 LEVEL 5 LEVEL
DAC DAC
CR LPF CR LPF
• •
OUTPUT OUTPUT
AMP AMP
13 VCA