Sony CMT-EX200 / HCD-EX200 Service Manual ▷ View online
33
HCD-EX200
5-16. IC BLOCK DIAGRAMS
IC301 CXA2568M-T6 (MAIN board (1/3))
11
12
10
VC
VC
VC
VC
VC
VC
VC
VCC
VCC
RF SUMMING AMP RF_EQ_AMP
ERROR AMP
FOCUS
FOCUS
TRACKING
ERROR AMP
ERROR AMP
VC BUFFER
VCC
VCC
VC
VC
VC
VC
VEE
VEE
VEE
VEE
VEE
VREF
13
14
15
6
5
1
2
3
4
7
8
9
16
19
20
21
22
23
24
18
17
HOLD
LD
PD
A
B
C
D
VEE
F
E
VC
AGCVTH
AGCCONT
VCC
LC/PD
LD_ON
LD_ON
HOLD_SW
RF_BOT
RFTC
RFI
RFO
RFO
RFE
FE
TE
APC PD AMP
APC LD AMP
IC304 PCM1710U-B/1K (MAIN board (1/3))
1
2
3
4
5
6
7
8
9
10
11
12
13
14
27
26
25
24
23
22
21
20
19
18
17
16
15
28
INPUT
INTERFACE
DIGITAL
FILTER
NOISE
SHAPER
5-LEVEL DAC
RIGHT
LOW-PASS FILTER
RIGHT
3-STAGE AMP
RIGHT
LOW-PASS FILTER
LEFT
3-STAGE AMP
LEFT
5-LEVEL DAC
LEFT
MODE
CONTROL
TIMING
CONTROL
LRCK
DATA
BCLK
CKO
XTI
XTO
DGND
V
DD
V
CC
GND
EXT1
EXT2
ROUT
GND
MLAT
CLOCK
DATA
MUTE
MODE
CKSL
DGND
V
DD
V
CC
V
CC
GND
EXT1
EXT2
LOUT
34
HCD-EX200
3
80
76
74
75
73
72
68
64 63
62 61
58
59
60
67 66 65
69
71 70
1
78
79
77
2
5
4
6
7
8
9
9
10
11
12
13
14
15
16
16
17
18
19
20
21 22
25 26 27 28 29 30 11 11
31 32
33 34
35 36 37
38 39 40
46
50
53
55
52
57
56
51
54
49
48
47
44
41
42
43
24
23
Clock
Generator
D/A
Interface
Error
Corrector
32K
RAM
Sub Code
Processor
EFM
demodurator
Digital
OUT
Digital
PLL
Asymmetry
Corrector
Servo
Auto
Sequencer
Digital
CLV
MIRR
DFCT
FOK
SERVO
Interface
CPU
Interface
OPAmp
Analog SW
A/D
Converter
PWM GENERATOR
FOCUS SERVO
SERVO DSP
SLED SERVO
TRACKING
SERVO
TRACKING PWM
GENERATOR
SLED PWM
GENERATOR
FORCUS PWM
GENERATOR
45
SIGNAL PROCESSOR BLOCK
SERVO BLOCK
MUTE
XRST
DVDD0
DATA
XLAT
CLOCK
SENS
SCLK
ATSK
WFCK
XUGF
XPCK
GFS
SCOR
WDCK
C4M
DVSS0
COUT
MIRR
V2PO
DFCT
FOK
PWMI
LOCK
MDP
SSTP
FETO
DVDD1
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
DVSS1
TEST
TES1
VC
FE
SE
IGEN
AVSSO
ADIO
RFDC
CE
TE
TE
RFAC
ASYI
ASYO
AVDD0
AVDD0
AVDD1
AVSS1
BIAS
VCTL
V16M
VPCO
PCO
FILI
FILO
CLTV
EXCK
SBSO
SCSY
SQCK
SQSO
XOLT
SOCK
SOUT
XTAO
XTAI
DVSS2
XTSL
EMPH
BCK
PCMD
LRCK
DOUT
MD2
ASYE
DVDD2
IC303 CXD2585Q (MAIN board (1/3))
35
HCD-EX200
IC351 BA6956AN (LOADING board)
LEVEL SHIFT
INTERFACE
INTERFACE
INTERFACE
1
2
3
4
5
6
7
8
9
10
11
12
13
14
20
21
22
23
24
25
26
27
28
19
18
17
16
15
F
R
R
F
F
R
R
F
R
R
F
F
MUTE
THERMAL
SHUTDOWN
VREFOUT
VREFIN
POWVCC
CH1FIN
CH1RIN
CH2FIN
CH2RIN
CH2OUTR
CH2OUTF
CH1OUTR
CH1OUTF
CAP
AIN1
CAP
AIN2
GND
PRFVCC
MUTE
POWVCC
CH4SIN'
CH4SIN
CH4BIN
CH3FIN
CH3RIN
CH3OUTR
CH3OUTF
CH4OUTR
CH4OUTF
CAP
AIN3
GND
IC302 BA5974FP-E2 (MAIN board (1/3))
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
36
HCD-EX200
SECTION 6
EXPLODED VIEWS
6-1. FRONT PANEL AND CASE SECTION
NOTE:
• -XX, -X mean standardized parts, so they may have
• -XX, -X mean standardized parts, so they may have
some difference from the original one.
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• Color Indication of Appearance Parts Example:
KNOB, BALANCE (WHITE)
Â
Parts color
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of this parts list.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
Replace only with part number
specified.
Les composants identifiés par une
marque
marque
! sont critiques pour la
sécurité.
Ne les remplacer que par une
piéce portant le numéro spécifié.
Ne les remplacer que par une
piéce portant le numéro spécifié.
B
A
B
A
1
3
6
8
9
10
11
12
5
7
4
2
16
15
14
17
#1
#1
#1
not supplied
#5
#5
#1
#8
#9
#1
#5
#5
#2
#2
13
1
X-4954-509-1 WINDOW (GRASS LOWER) ASSY
2
X-4954-510-2 PANEL ASSY, FRONT
3
X-4954-508-1 WINDOW ASSY-U, GLASS
4
4-234-985-01 YOKE (RG)
5
4-222-703-01 MAGNET
6
4-222-709-01 YOKE (ST)
7
3-927-664-01 SCREW (2X3)
8
4-234-965-01 CASE
9
1-682-076-11 EJECT BOARD
10
X-4954-404-1 COVER (TOP) ASSY
11
1-754-208-11 ANTENNA, FM
12
4-234-976-01 COVER (BACK)
13
4-234-977-01 COVER (PIN JACK)
14
4-234-981-01 FOOT
15
1-769-889-11 WIRE (FLAT TYPE) (7 CORE)
16
1-682-069-11 PANEL BOARD
17
4-220-455-01 FOOT (FELT)
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