Sony MHC-VX333 (serv.man2) Service Manual ▷ View online
21
21
HCD-VX333
6-2. BLOCK DIAGRAMS
TUNER/CD SECTION
: FM
: CD
• Signal Path
• R-CH is omitted due to same as L-CH.
: DIGITAL OUT
FM 75
Ω
AM
TM101
ANT IN
1
7
IF OUT
8
OSC OUT
5
6
VT
+B
FE101
+B
TU+12V
Q102
+B SWITCH
FM
10
FM OSC
15
VT1 IN
18
VT1
17
PD1
19
PLL
IC102
12
FM/AM IF
7
FM
14
AM OSC
2
VCO STOP
8
IF REQ
6
DO
4
DI
5
CL
3
CE
XIN
1
XOUT
24
X101
4.5MHz
RF IF
AMP
AMP
Q101
CF101
CF102
DO
DI
CL
CE
1
13
3
4
5
5
12
2
14
15
11
6
7
9
RB101
19
AM MIX OUT
IF OUT
9
AM/IF
12
AM OSC
24
VCO STOP
13
IF REQ MUTE
8
AM RF IN
20
AM OSC
22
V REG
23
FM IF
1
AM/FM IF MPX
IC101
11
L OUT
10
R OUT
BUFFER
Q103
18
AM IF IN
IFT101
R-CH
A
MAIN
SECTION
(Page 22)
6
TUNED
17
STEREO
3
FM SD ADJ
RV101
(FM TUNED LEVEL)
(FM TUNED LEVEL)
ST MUTE
22
ST CE
25
ST CLK
28
ST DOUT
26
ST DIN
27
STEREO
23
TUNED
24
MASTER CONTROL
IC401(1/2)
DO
CL
CE
DI
DI
L-CH
TBL ADDRESS
SENSOR
49
T SENS
IC711
48
BU UP/DOWN SW
46
OPEN SW
47
CLOSE SW
44
MTR CNT2
OPEN/CLOSE
S701
BU UP/
DOWN
S711
45
MTR CNT1
MOTOR
DRIVE
9
7
4
2
M
IC701
TURN
MOTOR
M721
OPTICAL PICK-UP
BLOCK
(KSM-213D)
A
B
C
D
E
F
LD
VC
+5V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
Q101
RF AMP
IC103
VC
12
A
5
B
6
C
7
D
8
E
11
F
10
LD
3
PD
4
IC102
MOTOR/COIL DRIVE
VO1(+)
14
VO1(-)
13
12
11
15
16
M
M102
SLED
MOTOR
17
18
M
M101
SPINDLE
MOTOR
F+
F-
T+
T-
2
OP1(+)
3
OP1(-)
5
6
27
26
23
20
STBY2
MDP
25
SRDR
30
SFDR
29
TRDR
32
TFDR
31
FRDR
34
FFDR
33
DIGITAL SIGNAL PROC.
IC101
DIGITAL SERVO
64
D OUT
RFAC
50
17
RFI
16
15
RFO
14
FE
13
TE
22
LD ON
21
HOLD SW
RFDC
43
FE
39
TE
41
SE
40
4
DATA
6
CLOK
5
XLAT
3
MUTE
76
SQSO
77
SQCK
7
SENS
26
SSTP
2
XRST
S101
LIMIT
SW
DEVICE RST
9
STBY1
66
PCMD
67
BCLK
65
LRCK
14
C2PO
71
XTAI
69
XTSL
LEVEL SHIFT
B
CD DATA
CD BCK
CD LRCK
C2PO
C
CD MECHA CONT
IC502(1/2)
30
I2C.DATA
DSP DATA
95
8
SCLK
15
SCOR
12
XRESET
XRST
DSP CLK
5
DSP LATCH
97
DSP MUTE
10
SUBQ DATA
36
SUBQ CLK
37
SENSE
1
SENSE CLK
2
SCOR
18
CTRL1
11
LDON
28
LPH
27
29
30
29
I2C.CLK
D
VO2(+)
VO2(-)
VO4(+)
VO4(-)
VO3(+)
VO3(-)
OP2(+)
OP2(-)
OP4(+)
OP4(-)
OP3(-)
A+5V
4
2
IC104
I2C-DATA
I2C-CLK
MCLK
RFE
PH671
DIGITAL
OUT
OUT
CD
DIGITAL OUT
OPTICAL
DIGITAL OUT
OPTICAL
43
XRST
IIC_DATA
IIC_CLK
VIDEO CD
SECTION
(Page 23)
VIDEO CD
SECTION
(Page 23)
VIDEO CD
SECTION
(Page 23)
IC501
ANTENNA
INVERTER
Ver 1.2 2003.11
22
22
HCD-VX333
MAIN SECTION
: FM
: CD
• Signal Path
• RCH is omitted
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
R-CH
BIAS
OSC
Q223
A
TUNER/CD
SECTION
(Page 21)
(Page 21)
E
VIDEO CD
SECTION
(Page 23)
R-CH
L-CH
LOUT
L-CH
JK301(1/2)
L
R
DECK-B
DECK-A
INPUT SELECT
TONE/VOL CONT
IC301
TUNER/L
43
CD/L
42
DPLL1
57
TAPE/L
45
32
OUT L
SI
34
SCK
35
MUTE
Q301
MUTE
CONT
CONT
Q361,362
POWER
AMP
IC501
1
12
6
MUTE
CONT
CONT
Q503,504
MUTE
Q363
MUTE
CONT
CONT
Q365
OVER LOAD
DETECTOR
Q501
D502
PROTECT
DETECTOR
Q381,382
PROTECT
CONT
Q383
PROTECT
SWITCH
Q386,387
RELAY
DRIVE
DRIVE
Q384,385
RY371
J701
PHONS
R CH
R CH
M961
DC FAN
FAN
DRIVE
Q371,373
L
R
JK302
SPEAKER
IMPEDANCE
6-16
Ω
90
B SHUT
89
A SHUT
71
B PLAY
70
A PLAY
69
B HALF
68
A HALF
A TRIG
DRIVE
CAP MOTOR
DRIVE
Q605,606
Q601,602
B TRIG
DRIVE
Q603,604
A TRIG
60
B TRIG
61
CAP M CONT
65
TC BLOCK
A MODE
B MODE
A HALF
B HALF
REC(FWD)
REC(REW)
A PHOTO
B PHOTO
A SOL
B SOL
MOTOR H
77
TC PLAY
IC401(2/2)
MASTER CONTROL
91
SP/VACS
79
REC MUTE
72
AMS IN
5
DATA
6
LAT
83
LINE MUTE
84
STK MUTE
10
XC IN
11
XC OUT
15
X IN
13
X OUT
32.768kHz
X601
16MHz
X602
S0
S29
G0
G11
FLOURESCENT
INDICATOR TUBE
DISPLAY CONTROL
IC701
F1
F2
D702-706
D716-720
D716-720
FUCTION
KEY
9
S-OUT
8
S-IN
VOL A
13
VOL B
14
VR701
VOLUME
RES701
5MHz
FLD1
80
69
HEADPHONE
17
S713-725
31
MO/VIDEO LED
32
TAPE LED
33
CD LED
34
TUNER LED
30
GAME LED
LED
DRIVER
Q702-706
KEY0
22
FUCTION
KEY
S727-738
KEY1
21
FUCTION
KEY
S703-712
KEY2
20
7
S-CLK
6
RESET
3
X1
4
X2
MIC2
J702
MIC1
J703
MIC
LEVEL
RV703
ECHO
LEVEL
RV702
IC702
IC703
ECHO AMP
IC702
T911
MAIN TRANS
JW6
JW911
F919
TH
-V
REG
+5V
REG
Q911
D541
+B
-B
POWER
AMP
D681-684
EVER +5.6V
F1
F2
D902-905
AC
IN
RELAY
DRIVE
DRIVE
Q907
IC901
T901
SUB TRSNS
3
1
+5.6V
REG
1
3
RY901
+12V
REG
3
1
+9V
REG
3
1
CD POWER
SWITCH
+5V
REG
3
1
IC681
Q681,682
IC682
IC683
IC684
CD D+5V
CD A+5V
RDS D+5V
TC A+12V
MIC A+12V
TU +12V
TC M+9V
D687-690
D686
STBY RELAY
86
RESET
12
Q661
IC661
L201
BIAS
BIAS
67
B REC REW
66
B REC FWD
PLAY/REC
CONTROL
Q227
PLAY/REC
SWITCH
Q224,228
BIAS
SWITCH
Q222,225
SWITCH
Q220,221
47
BIAS
PB/REQ EQ AMP
IC201
CH1/A
1
REC OUT
9
5
PRE OUT
LPFIN
LPF2OUT
Q217
MUTE
CH1/B
2
11
REC IN
6
MIX OUT
76
PB A/B
19
TAPE A/B
Q210,211
AMS
Q213
Q214
MUTE
Q229
MUTE
Q226
78
PB MUTE
95
VACS
3
2
1
6
5
7
Q711
LIMITER
MD/VIDEO
(AUDIO)
IN
VIDEO
OUT
VIDEO
L
AUDIO
IN PUT
JK705
J704
7
1
3
2
5
4
VIDEO AMP
IC704
94
VIDEO SW2
SUR2
SUR3
SUR1
MD/L
47
INLE GAME
49
MIC
56
DPLR1
59
A
36
B
37
C
38
39
BP OUT
7
CLK
80
SP LAT A
81
SP LAT B
82
SP LAT C
31
OUT R
R-CH
51
REC L
52
REC R
R-CH
R-CH
DPLL1
58
DPLR1
60
R-CH
MUTE
Q581
OVER HEAT
DETECTOR
Q582,583
TH501
FAN ON
SWITCH
Q584
MOTOR L
RV661
CAP M+
68
61
58
37
.
D707-709,711
29
REC LED
28
ENTER LED
26
DVD5.1 LED
35
GROOVE LED
LED
DRIVER
Q707-709,712
10 S-BSY
88
FRONT RELAY
85
PROTECT
100
S-IN
41
M-RESET
1
S-OUT
2
S-CLK
3
S-BSY
S901
JW5
220
230V-240V
120
JW912
JW913
EXCEPT TH
JW3
JW4
JW1
TH
EXCEPT TH
VOLTAGE
SELECTOR
EXCEPT TH
JW7
TH
TH
TH
60 VP
38
CD POWER
D662
D661
D668
D667
D670
FAN +B
TC D+5V
µCOM +B
µCOM +B
PANEL +5V
D543
D542
D691-693
RESET 1
3
RESET
SWITCH
ACCUT
18
D664
REMOTE
4
SENS701
D383
73
74
97
Q701
LED
DRIVE
D701
POWER
DISPLAY
S726
S701
REMOTE
R-CH
L-CH
JK301(2/2)
L
R
2
9
R-CH
AMP
IC302
SURROUND AMP
1
2
3
10
7
58 59
57
MIC AMP
MD/VIDEO
(AUDIO)
IN
23
23
HCD-VX333
B
SECTION
(Page 21)
(Page 21)
D
SECTION
(Page 21)
(Page 21)
CD MECHA CONT
IC502(2/2)
3
RESOLUTION
4
CHROMA LEVEL
26
BGP
32
DATA1 I
31
DATA1 O
22
DF LATCH
33
CLK1
25
H SYNC IN
BUFFER
20
CL680 HINT
45
V SYNC
BUFFER
21
CL680 HSEL
23
CL680 HRDY
24
680 RESET
65
V MUTE
HD OUT
112
HD IN
119
HCK
117
H SYNC
101
V SYNC
93
HINT
114
HSEL
121
HRDY
113
RESET
60
CD DATA
4
CD BCK
3
CD LRCK
5
CD C2PO
6
MPEG VIDEO/AUDIO DEC
VIDEO SIGNAL PROC
IC505
MD
9
MC
8
ML
7
DATA
18
BCK
17
LRCK
19
384FSO
20
MCKO
4
111
110
DA DATA
DA BCK
86
DA XCLK
106
VCK IN
75
C OUT
DIGITAL FILTER
D/A CONV
IC509
108
DA LRCK
IC504
OSC BUFFER
RSTB
10
14
V OUT L
11
V OUT R
1
XT1
24
XT2
L.P.F
IC101
R-CH
X503
27MHz
CT503
(VIDEO Frequency)
(VIDEO Frequency)
X501
10MHz
E
MAIN
SECTION
(Page 22)
(Page 22)
CD-L
C
TUNER/CD
SECTION
(Page 21)
(Page 21)
L.P.F
VIN
1
BGP
5
6
VOUT
C AMP
IC302
TINT
8
VIN
10
CCT
5
1
VOUT
Y AMP
IC303
69
Y OUT
TUNER/CD
CD DATA/CD BCK/CD LRCK/C2PO
TUNER/CD
DEVICE RST
S VIDEO
OUT
J301
4
3
2
1
Y IN
2
C IN
7
MUTE A
1
MUTE B
8
VIDEO AMP
IC304
15
Y OUT1
9
C OUT
12
MIX OUT1
11
MIX OUT2
14
Y OUT2
VIDEO
OUT
J302
: VIDEO
• Signal Path
• R-ch is omitted due to same as L-ch.
: CD
MD0
MD15
54
52
50
48
.
46
58
56
.
.
44
17
19
21
.
23
.
10
15
.
29
.
.
MA0
MA10
16
19
22
26
.
DQ1
DQ16
A0
A8
RAS
14
UCAS
28
LCAS
29
WE
13
DRAM
IC507
O0
O7
A0
A10
CE
22
MICROCODE ROM
IC506
12
5
27
.
26
23
.
.
17
21
13
15
.
42
RAS0
40
CAS
38
MWE
37
MCE
11
10
IC301
AMP
C
Y
7
10
31
.
34
.
2
5
.
36
39
77
DEVICE RESET
7
5
L.P.F
MCLK
A11
ı
A17
15
13
XIN
XOUT
Q501
Q502
Q531
+3.3V REG
+3.3V
(IC505 VDD)
+5V
25
4
28
29
3
2
30
.
.
.
.
.
.
VIDEO CD SECTION
24
24
HCD-VX333
6-3. PRINTED WIRING BOARD MAIN BOARD
• See page 19 for Circuit Boards Location.
IC102
IC101
IC681
IC301
IC661
IC401
IC201
IC684 IC682
IC683
IC302
TO
VIDEO CD BOARD
CN502
(Page 37)
VIDEO CD BOARD
CN502
(Page 37)
C
TO
DRIVER
BOARD
CN701
(Page 40)
DRIVER
BOARD
CN701
(Page 40)
B
TO
PANEL
BOARD
CN711
(Page 33)
PANEL
BOARD
CN711
(Page 33)
A
TO
POWER AMP BOARD
CN503
(Page 31)
POWER AMP BOARD
CN503
(Page 31)
TO
POWER AMP BOARD
CN502
(Page 31)
POWER AMP BOARD
CN502
(Page 31)
E
D
TM101
MAIN BOARD
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1
2
3
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1
2
3
1
2
3
1
2
3
+
-
L ch
R ch
SPEAKER
IMPEDANCE
USE6-16
IMPEDANCE
USE6-16
Ω
JK302
R
L
OUT
MD/VIDEO
(AUDIO)
(AUDIO)
(DC FAN)
AM
ANTENNA
FM
75
75
CD DIGITAL
OUT
OPTICAL
PH671
11
(11)
1-681-440-
1
2
3
E
1
3
13
TAPE DECK BLOCK
SUPPLIED WITH
THE ASSEMBLED
BLOCK
A DECK
PLAYBACK
L-CH
R-CH
B DECK
RECORD/PLAYBACK/ERASE
L-CH
R-CH
ERASE
M961
8
9
16
1
2
4
1
3
6
5
R
L
IN
1
7
1
2
A
B
C
D
E
F
G
H
I
J
3
4
5
6
7
8
9
10
11
12
13
14
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D101
D-13
D104
C-11
D108
C-10
D203
F-6
D204
F-6
D205
G-6
D206
F-3
D207
I-6
D301
E-8
D302
C-5
D303
B-8
D361
G-10
D371
G-13
D372
H-12
D374
H-13
D383
F-11
D601
E-3
D602
E-3
D603
B-6
D661
B-5
D662
B-4
D663
B-6
D664
B-5
D665
B-5
D666
B-5
D667
A-5
D668
A-5
D669
A-5
D670
A-7
D681
H-11
D682
H-10
D683
H-11
D684
H-10
D685
H-8
D686
G-8
D687
H-11
D688
H-11
D689
H-11
D690
H-11
D691
G-7
D692
G-7
D693
G-8
D694
I-13
D695
I-13
IC101
C-12
IC102
A-11
IC201
G-4
IC301
D-8
IC401
C-4
IC661
B-6
IC681
C-9
IC682
H-8
IC683
H-8
IC684
H-7
Q101
C-11
Q102
A-12
Q103
D-11
Q104
D-11
Q210
F-5
Q211
F-6
Q212
H-4
Q213
F-4
Q214
G-6
Q215
H-5
Q216
H-4
Q217
G-4
Q218
H-4
Q219
H-4
Q220
H-4
Q221
H-4
Q222
G-6
Q223
I-4
Q224
I-5
Q225
G-6
Q226
F-5
Q227
I-6
Q228
I-5
Q229
F-4
Q230
H-5
Q301
I-7
Q302
I-8
Q361
D-4
Q362
D-4
Q363
G-12
Q364
G-11
Q365
G-11
Q371
G-13
Q373
G-12
Q381
G-12
Q382
G-12
Q383
G-12
Q384
F-12
Q385
F-12
Q386
F-12
Q387
F-11
Q601
E-3
Q602
E-3
Q603
D-3
Q604
E-3
Q605
D-3
Q606
D-3
Q661
B-5
Q681
C-9
Q682
D-9
Click on the first or last page to see other MHC-VX333 (serv.man2) service manuals if exist.