Read Sony MHC-VX333 (serv.man2) Service Manual 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
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