Ic Block Diagrams - Sony HCD-VX8 Service Manual

HCD-VX8/VX8J

8-28. IC BLOCK DIAGRAMS

• BD Board
IC101 CXD3008Q
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66
VDD 1
XRST 2
MUTE 3
DATA DATA 4
D/A
5
XLAT XLAT
INTERFACE
CPU
CLOK CLOK 6
INTERFACE
SENS SENS 7
ERROR
SCLK
8 CORRECTOR
ATSK 9
WFCK 10
SERVO
XUGF 11
AUTO
XPCK 12
SEQUENCER
32K
GFS 13 RAM
C2P0 14
SCOR
15
SERVO
SUB
INTERFACE
CODE
PROCESSOR
C4M 16
WDCK 17
DVSS 18
PWM GENERATOR
COUT 19
FOCUS PWM
FOCUS SERVO
GENERATOR
MIRR 20
TRACKING PWM
DFCT 21
GENERATOR
FDK 22
SLED PWM
GENERATOR
PWM1 23
DIGITAL
LOCK
24
PLL
MDP 25
26 27 28 29 30 31 32 33 34
• PANEL (1/3) Board
IC603 BA3830F
R02 REFFERENCE
1 18 RESET
RESET
CURRENT
REFFERENCE
P01 2 17 f01
CURRENT
LINE DET
BPF
3 16 f02
NF
BPF DET
LINE
4 15 f03
IN
BPF DET
5 14
REC BPF DET f04
NF
DET
BPF
6 13 f05
REC
IN
BPF DET
RESET 7 12 f06
DET
C
BIAS 8 11 REC
Bias
C LEVEL
GND1 9
10 VCC
65
LRCK
64 DOUT
DIGITAL
OUT
63
MD2
62
ASYE
61
60
VPC0
CLOCK
59 V16M
GENERATOR
58
57 BIAS
EFM
DEMODURATOR
56 DVDD2
55 PCO
54 FIL1
DIGITAL
PLL
53 FIL0
52 CLTV
51 AVSS1
ASYMMETY
50 RFAC
CORRECTOR
49 ASY1
MIRR 48 ASY0
DFCT
FOK 47 AVDD
46 1GEN
SERVO DSP
45 AVSS0
OP
A/D AMP 44 AD10
CONVERTER ANALOG
43 RFDC
TRACKING
SW
SERVO
42
CE
41 TE
SLED SERVO
35 36 37 38 39 40
IC711 M65850FP-E1
14 13 12 11 10 9 8
OSCILLATOR
D/A LPF2
1/2 VCC
DO1
CLOCK
MO
AUTO MAIN
20KBIT
RESET
RESET CONTROL
SRAM
MI
D1 DO0
A/D
LPF1
1 2 3 4 5 6 7
– 77 –
• BD Board
IC103 CXA2568M-T6
VCC 24
APC PD AMP
23
VCC
22
VEE
1
HOLD
VEE
AGCVTH
2 VREF
APC LD AMP
LD 3
21
20
VC VCC
PD
4
19
VC
A 5
VEE
B 6
18
RF SUMMING AMP RF_EQ_AMP
17
VC VC
C 7
16
15
D
8
ERROR AMP
VC
FOCUS
VEE 9 VEE
14
VC
VC
F 10
E
11
13
VC
TRACKING
VC
ERROR AMP
VC BUFFER
VCC
VC 12
VC
VEE
VC
• PANEL (2/3) Board
IC605 MSM6654A-540GS-K
A2 15
A1 14
ADDRESS 1M BIT ROM
A0 13
17 STAGE
7
EDITING ROM &
&
(MSM6654A)
SW3 12
SWITCHING ADDRESS ROM
MULTIPLEXER
11 CONTROLLER CONTAINS 22KBIT
SW2
SW1 10
SW0 9
ADPCM
DATA
SYNTHESIZER
CONTROLLER
RANDOM
RND 8
CIRCUIT PCM
NC
7 SYNTHESIZER
NC
6
17 STAGE
(MSM6654A)
OSC3 5
ADDRESS
NC 4
I/O
COUNTTER
INTERFACE
MELODY 12 BIT
GENERATOR DAC
OSC
TIMING
OSC2 3
(XT/CR) BEEP TONE
CONTROLLER
LPF
OSC1 2 GENERATOR
VDD 1
• VIDEO (3/3) Board
IC509 PCM1727E-2/T2
384fs
VCC
LC/PD
CLOCK MANAGER
XT1 1
•
LD_ON
DUAL PLL
2
PGND POWER
HOLD_SW SUPPLY
VCP 3
AGCCONT
(50%/30%
OFF) NCKO 4
RSV 5
RF_BOT
AUDIO
SCKO3 6
DATA INPUT
INTERFACE
ML 7
MC
8 MODE
CONTROL
MC 9
RFTC
RSTB 10
RF_1
8 TIME OVER
RFO
SAMPLING DIGITAL
RFE
FILTER
•
FUNCTION
CONTROL
FE
MULTI LEVEL MULTI LEVEL
BPZ
∆Σ ∆Σ
CONTROL
MODULATOR MODULATOR
5 LEVEL 5 LEVEL
DAC DAC
TE
CR LPF CR LPF
• •
VOUTR 11
OUTPUT OUTPUT
AMP AMP
AGND 12
• PANEL (3/3) Board
IC604 NJU3716M-T2
DATA 13
CLK 14
8
16 TEST
17 RESET
18 NC
19 NC
20 BUSY
21 NC
22 XT/CR
12
23 AOUT
24 GND
STB
15
CONTROL
CLR 16
17 18 19 20 21
– 78 –
24 XT2
23 DGND
22 VDD
21 SCKO1
20 SCKO2
19 LRCK
18 DATA
17 BCK
16 ZERO
OPEN
15 CAP
14 VOUTL
13
VCA
12 SO
11 P16
10
P15
9
P14
8
P13
7 P12
6 GND
5 P11
4 P10
3 P9
P8
2
1 P7
22 23 24